SOACertifiedProfessional.Braindumps.S90-03A.v2014-06-03.by.JANET.100q Number: S90-03A Passing Score: 800 Time Limit: 120 min File Version: 14.5 http://www.gratisexam.com/ Exam Code: S90-03A Exam Name: SOA Design & Architecture
Exam A QUESTION 1 Which of the following is not a meta abstraction type associated with the Service Abstraction principle? Select the correct answer. A. functional B. technology C. programmatic D. state /Reference: QUESTION 2 Which of the following statements is false? Select the correct answer. A. A sub-controller capability is responsible for composing nested composition logic. B. A sub-controller capability is responsible for composing other service capabilities. C. A sub-controller capability composes other service capabilities while it itself is also composed by other service capabilities. D. A sub-controller can only compose other service capabilities but it cannot itself be composed. /Reference: QUESTION 3 As the quantity of services in service inventories increase, the potential for service compositions to become larger and more complex increases also. Select the correct answer. /Reference: QUESTION 4 Which of the following statements correctly explains the difference between the Service Abstraction and Service Loose Coupling principles? Select the correct answer. A. Service Abstraction is focused on dependencies that exist between the service contract and its underlying logic, whereas Service Loose Coupling is focused on fostering "loose state" in support of runtime state deferral B. Service Abstraction is focused on agnostic service logic only in order to establish an agnostic abstraction layer, whereas Service Loose Coupling is focused on the relationship between the service contract and service consumers. C. Service Abstraction is focused on hiding information about service implementation details, whereas Service Loose Coupling is focused on the positioning of the service contract in relation to the service
implementation and service consumers. D. There is no difference between these two principles. One principle name is used instead of the other depending on whether you are building loose or tight service abstraction layers. /Reference: QUESTION 5 Which of the following statements reveal common misunderstandings about service-orientation and SOA? SELECT ALL THAT APPLY A. In order for an enterprise to be successful with SOA, enterprise-wide standardization is required. B. Service-orientation is a revolutionary paradigm that is incompatible with existing paradigms and practices. C. Adoption of service-orientation will return an immediate ROI due to its focus on tactical (short- term) requirements fulfillment. D. In order for an enterprise to be successful with SOA, an understanding of service-orientation is required. BC /Reference: QUESTION 6 The decoupling of a service contract from the service's underlying implementation results in a(n) in the service's level of abstraction because service implementation details helps prevent service consumers from being designed to indirectly couple to the underlying service implementation. Select the correct answer. A. increase, hiding B. increase, publishing C. decrease, hiding D. decrease, publishing /Reference: QUESTION 7 Fill in the blanks for the following definition of the Service Discoverability design principle: "Services are supplemented with communicative metadata by which they can be effectively and." Select the correct answer. A. designed, discovered B. discovered, interpreted C. discovered, refactored D. discovered, deployed
/Reference: QUESTION 8 Which of the following is a common reason as to why the Standardized Service Contract principle is not followed in some organizations? Select the correct answer. A. Development tools are used to auto-generate the details of the technical service contract. B. Developers ignore service contract design standards. C. Developers are required to use pre-defined third-party service contracts obtained with the purchase of legacy system adapters. D. All of the above. /Reference: QUESTION 9 Which of the following statements describes service re-composability, as it relates to the Service Composability principle? Select the correct answer. http://www.gratisexam.com/ A. I have a service that is part of a service composition. B. I have a service composition with 5 services. C. I have a service that is part of 2 service compositions. D. I have 2 service compositions that are part of 2 service inventories. /Reference: QUESTION 10 Which of the following statements are true? SELECT ALL THAT APPLY A. The adoption of service-orientation can result in an increased overall time and cost for the initial delivery of service logic. B. The adoption of service-orientation can result in increased design complexity due to a constant emphasis on reuse. C. The adoption of service-orientation can result in an emphasis on tactical (short-term) rather than strategic (long-term) planning in order to justify a quick ROI. D. The adoption of service-orientation can result in a need to introduce a governance structure that may introduce new organizational roles and processes. BD
/Reference: QUESTION 11 Which of the following is not a state deferral option that is commonly used in support of applying the Service Statelessness principle? Select the correct answer. A. database B. utility service C. messages D. service registry /Reference: QUESTION 12 The design principle most associated with an approach whereby the technical interface or contract of a service is designed prior to its underlying logic is: Select the correct answer. A. Service Autonomy B. Service Reusability C. Service Composability D. Standardized Service Contract /Reference: QUESTION 13 A company is about to release a service for worldwide usage. As a result, the service contract receives a great deal of attention. After a review it is decided to limit the service contract content to only what is deemed absolutely necessary and to further have the service's Service Level Agreement (SLA) translated into several different languages so that the service can be easily located by those who may want to use it. Which pair of service-orientation principles directly supports these design- time considerations? Select the correct answer. A. Service Autonomy, Service Reusability B. Service Statelessness, Standardized Service Contract C. Service Discoverability, Service Abstraction D. Service Reusability, Service Statelessness /Reference: QUESTION 14 Each time our corporate development team makes a change to the service logic it is required to publish a new version of the service contract. Our customers are complaining because their service consumer programs become incompatible with new service contract versions and therefore no longer work. Which of the following service-orientation principles is most likely to help us solve this on-going problem? Select the
correct answer. A. Service Reusability B. Service Statelessness C. Service Loose Coupling D. Service Autonomy /Reference: QUESTION 15 When applying the Service Loose Coupling design principle, we want to the coupling of the service logic to the service contract because that allows the service contract to remain from the service logic. Select the correct answer. A. increase, decoupled B. reduce, decoupled C. increase, coupled D. reduce, coupled /Reference: QUESTION 16 Which of the following service-orientation principles support the application of the Service Composability principle? SELECT ALL THAT APPLY A. Standardized Service Contract B. Service Autonomy C. Service Integration D. Service Statelessness BD /Reference: QUESTION 17 The composition member is the runtime role assumed by a service with a capability that is executing the parent composition logic required to compose capabilities within other services. Select the correct answer. /Reference:
QUESTION 18 Which of the following characteristics is not a result of the consistent application of service- orientation principles? Select the correct answer. A. reduced dependencies between services B. increased availability and scalability of services C. reduced behavioral predictability of services D. increased awareness of services /Reference: QUESTION 19 A service contract publishes information that makes guarantees about how the service will behave at runtime and when it will be available. These types of guarantees are associated with which service meta information type? Select the correct answer. A. technology B. programmatic C. functional D. quality of service /Reference: QUESTION 20 As a first step toward replacing a corporate customer database, a company attempts to limit access to customer services via an official Customer entity service. However, some time later it is discovered that several applications have been bypassing the Customer service in order to directly access the customer database. As a result, these applications exhibit which negative form of coupling? Select the correct answer. A. Contract-to-Implementation B. Consumer-to-Implementation C. Consumer-to-Contract D. Contract-to-Technology /Reference: QUESTION 21 Which of the following is not a design characteristic that is realized by the application of the Service Reusability principle? Select the correct answer. A. The service is defined by an agnostic functional context. B. The service logic is generic. C. The service is primarily associated with the task service model.
D. The service design approach is influenced by commercial product design practices. /Reference: QUESTION 22 The service-oriented architectural model is business-driven so that it can stay in alignment with how the business may change over time. Select the correct answer. /Reference: QUESTION 23 I have a service composition with three services. Service A retrieves a list of country codes from a database and keeps this data in memory while interacting with Service B and Service C. However, because Service A is concurrently invoked many times, and because each instance of Service A loads its own copy of the country code data into memory, the demands on the overall infrastructure become too high and performance and reliability are negatively affected. Which service-orientation principle can be applied to help solve this problem? Select the correct answer. A. Service Reusability B. Service Autonomy C. Service Abstraction D. Service Statelessness /Reference: QUESTION 24 Which service-orientation principle would be used to justify a corporate policy that limits or restricts access to technical specifications that show design and technology details about the underlying implementation of a published service? Select the correct answer. A. Service Discoverability B. Service Statelessness C. Service Autonomy D. Service Abstraction /Reference: QUESTION 25
Which of the following are considered characteristics associated with service-oriented technology architecture? Select the correct answer. A. vendor-neutral B. business-driven C. enterprise-centric D. All of the above /Reference: QUESTION 26 Which of the following are runtime roles associated with service compositions? SELECT ALL THAT APPLY A. composition controller B. composition member C. composition sequencer D. composition sub-controller BD /Reference: QUESTION 27 Which of the following statements is true? Select the correct answer. A. The controller service in a service composition automatically loses autonomy because it is required to compose other services that lie outside of its controlled boundary. B. The controller service in a service composition automatically loses autonomy because it is designed as a task service to which service-orientation design principles are not applied. C. The controller service in a service composition loses autonomy only when state deferral logic is not built into the service composition design. D. None of these statements are true. /Reference: QUESTION 28 Which of the following are goals of the Service Reusability design principle? Select the correct answer. A. To support the creation of services based upon agnostic service logic. B. To allow for service logic to be repeatedly leveraged over time so as to achieve an increasingly high return on the initial investment of delivering the service. C. To increase organizational agility by enabling wide-scale service composition from service inventories that contains a high percentage of reusable services. D. All of the above.
/Reference: QUESTION 29 When applying the Service Autonomy principle, runtime autonomy and design-time autonomy are related through the following rule of thumb: "The the amount of design-time autonomy, the the amount of attainable runtime autonomy." Select the correct answer. A. lesser, lesser B. greater, lesser C. greater, greater D. lesser, greater /Reference: QUESTION 30 Services with tend to be more. Select the correct answer. A. a stateful context, more stateless B. an agnostic context, reusable C. a non-agnostic context, reusable D. None of the above. /Reference: QUESTION 31 The service-oriented architectural model is ideally designed to be neutral to vendor platforms so that organizations have the freedom to diversify by leveraging multiple vendor technology innovations over time, as required. Select the correct answer. /Reference: QUESTION 32 A service cannot enter the role of composition sub-controller when invoked by a composition initiator. Select the correct answer.
/Reference: QUESTION 33 The Service Discoverability principle is supported by the Standardized Service Contract principle in which of the following ways? Select the correct answer. A. The Standardized Service Contract principle advocates using naming conventions for ensuring that the functionality of services is consistently expressed. By making the service easier to understand, it becomes more discoverable. B. The Standardized Service Contract principle supports a design process whereby the service contract is customized and created prior to the service logic. This allows service designers to shape the service contract content in such a manner that it can be effectively discovered. C. The Standardized Service Contract principle requires the use of service contract design standards that can be created to establish conventions that are supportive of the Service Discoverability principle. D. All of the above. /Reference: QUESTION 34 Service-orientation establishes a distinct approach to carrying out a(n). Select the correct answer. A. separation of concerns B. identification of constructs C. inheritance of contracts D. refactoring of code /Reference: QUESTION 35 A(n) in the extent to which the Service Reusability principle is applied to a service can result in a(n) in the potential for the service to be repeatedly composed. SELECT ALL THAT APPLY A. decrease, decrease B. increase, decrease C. decrease, increase D. increase, increase D /Reference:
QUESTION 36 Which of the following are not service-orientation design principles? Select the correct answer. A. Service Abstraction B. Service Reliability C. Service Autonomy D. All of the above are service-orientation design principles. /Reference: QUESTION 37 Fill in the blank for the following definition for the Standardized Service Contract design principle: "Services within the same are in compliance with the same contract design standards." Select the correct answer. A. service activity B. service inventory C. state D. message path /Reference: QUESTION 38 To be considered an enterprise resource a service must be non-agnostic in nature. Select the correct answer. /Reference: QUESTION 39 Often it is a requirement to wrap a legacy system with a service. This is typically accomplished by encapsulating calls to the legacy system's Application Programming Interface (API) within the core logic of the service. Care must be taken to not expose details of the underlying API through the service contract as it may unintentionally couple the service consumer to the legacy system. Which pair of service-orientation principles directly addresses this concern? Select the correct answer. A. Service Loose Coupling, Service Abstraction B. Service Statelessness, Service Autonomy C. Service Loose Coupling, Service Statelessness D. Service Autonomy, Standardized Service Contract
/Reference: QUESTION 40 When a service is required to manage and hold onto an excessive quantity of state data, it can lead to a decrease in which of the following desirable service characteristics? SELECT ALL THAT APPLY A. maintainability B. availability C. scalability D. discoverability C /Reference: QUESTION 41 The composition controller role is most associated with which of the following service models? Select the correct answer. A. task service B. entity service C. utility service D. data service /Reference: QUESTION 42 Which of the following is not a benefit associated with silo-based application design? Select the correct answer. A. The emphasis on fulfilling tactical (short-term) business requirements allows for a more predictable application delivery lifecycle. B. The analysis and design of applications are easier because strategic (long-term) business requirements don't usually need to be taken into account. C. The latest technology advancements can be leveraged by repeatedly building new applications from the ground up. D. Applications are always inherently built for repeated reuse across silos. /Reference: QUESTION 43 When measuring coupling that exists between a service and a service consumer, you can determine the extent of dependency that exists between the service and service consumer. Select the correct answer.
/Reference: QUESTION 44 Which of the following are considered negative forms of coupling: SELECT ALL THAT APPLY? A. Logic-to-Contract B. Contract-to-Logic C. Contract-to-Technology D. Contract-to-Implementation CD /Reference: QUESTION 45 I have a service that is required to access a shared database. When the load on the database is heavy (for example when the billing department is running reports) my service often times-out and returns a fault to the service consumer. Which service-orientation principle should I apply to address this problem? Select the correct answer. A. Service Loose Coupling B. Service Discoverability C. Service Autonomy D. Service Reusability /Reference: QUESTION 46 When applying the Service Loose Coupling principle coupling types are avoided in order to the governance independence of the service. Select the correct answer. A. positive, minimize B. negative, minimize C. negative, maximize D. positive, maximize /Reference:
QUESTION 47 The Service Discoverability principle is primarily concerned with increasing the of the information published about a service. Select the correct answer. A. complexity ratio B. scalability ratio C. communications quality D. linear quality /Reference: QUESTION 48 Besides the Standardized Service Contract principle, which of the following service-orientation principles are also primarily focused on the design of the service contract? SELECT ALL THAT APPLY? http://www.gratisexam.com/ A. Service Autonomy B. Service Statelessness C. Service Discoverability D. Service Abstraction D /Reference: QUESTION 49 The definition of the Service Composability design principle is as follows: "Services are effective composition participants, regardless of the size and complexity of the composition." What is meant by "regardless of the size and complexity of the composition"? Select the correct answer. A. It means that services need to be designed so that they can participate in different types of compositions, regardless of what type of composition they are initially delivered for. B. It means that services need to be designed for a specific composition with a specific size and level of complexity, regardless of what other compositions may need to use the service for in the future. C. It means that the composition must be large and complex, regardless of the size and complexity of the service itself. These two design aspects need to be kept separate so that service and composition can evolve independently. D. The definition for the Service Composability principle does not include the statement "regardless of the size and complexity of the composition". /Reference:
QUESTION 50 Which of the following statements is false? Select the correct answer. A. Increasing the quantity of data model transformation logic within a service composition results in an increase in the development effort required to build the service composition due to an increase in the necessary data model mapping logic. B. Increasing the quantity of data model transformation logic within a service composition results in a decrease in the development effort required to build the service composition due to the fact that the intrinsic data model mapping logic residing within services can be leveraged. C. Increasing the quantity of data model transformation logic within a service composition results in a decrease in the performance of the service composition due to the need to execute the data model mapping logic at runtime. D. Increasing the quantity of data model transformation logic within a service composition results in an increase in the architectural complexity of the service composition due to the incorporation of the additional data model transformation layers. /Reference: QUESTION 51 Which of the following does not represent a typical form of service contract standardization addressed by the Standardized Service Contract principle? Select the correct answer. A. the standardization of a service's functional expression B. the standardization of industry technologies across different service inventories C. the standardization of data models used by service contracts D. All of the above represent typical forms of standardization addressed by the Standardized Service Contract principle. /Reference: QUESTION 52 The Service Loose Coupling principle is concerned with the relationship between the service contract and service consumers but also with the relationship between the service contract and whatever the service encapsulates. Select the correct answer. /Reference: QUESTION 53 Which of the following is not a negative coupling type? Select the correct answer. A. Contract-to-Technology
B. Contract-to-Logic C. Contract-to-Implementation D. Consumer-to-Contract /Reference: QUESTION 54 Fundamental to service-orientation is the ability to continually recompose existing services into new compositions with minimal impact. This is why service-oriented technology architectures are required to be composition-centric. Select the correct answer. /Reference: QUESTION 55 The following statement describes the relationship between the Service Reusability principle and which other design principle? "Because of the potentially high performance and concurrent usage demands of reusable services, the extent of control they can exercise over their underlying environment is an important design consideration in guaranteeing an acceptable level of predictable runtime behavior." Select the correct answer. A. Standardized Service Contract B. Service Abstraction C. Service Autonomy D. Service Loose Coupling /Reference: QUESTION 56 Service compositions can only be assembled from services that belong to the same service inventory. Select the correct answer. /Reference: QUESTION 57 My service was consuming too much memory so I chose to persist data between invocations to a database.
After doing so, I found that the performance of my service declined significantly due to the fact that my database is shared with other applications. As a result, I further isolated the service by giving it its own dedicated database. Which service-orientation principles were involved in this scenario? Select the correct answer. A. Service Loose Coupling B. Service Reusability C. Service Autonomy D. Service Statelessness D /Reference: QUESTION 58 Which of the following statements is true? Select the correct answer. A. A service inherits its functional context from its capabilities. B. A service capability inherits its functional context from other capabilities within the same service. C. A service inherits its functional context from other services, especially in complex compositions. D. A service capability inherits its functional context from its service. /Reference: QUESTION 59 A composition initiator is a variation of the composition controller role that represents nested composition logic. Select the correct answer. /Reference: QUESTION 60 The enforcement of service contract design standards is required to effectively apply the Standardized Service Contract principle. Select the correct answer. /Reference:
QUESTION 61 When applying the Service Loose Coupling design principle, we want to the coupling between the service contract and service consumers and the coupling of the service contract to its underlying logic. Select the correct answer. A. reduce, reduce B. reduce, increase C. increase, reduce D. increase, increase /Reference: QUESTION 62 Which of the following statements is true? Select the correct answer. A. Service compositions can challenge the traditional notion of interoperability because they rely heavily on integration and therefore make integration an intrinsic process of service delivery. B. Service compositions can challenge the traditional notion of integration because services are ideally designed to be intrinsically interoperable and therefore require less integration effort when assembled into service compositions. C. Service compositions can challenge the traditional notion of interoperability because they consist of distributed programs (services) and integration is rarely carried out across applications that are remotely distributed. D. None of the above statements are true. /Reference: QUESTION 63 Which are the three design principles that often act as regulators to ensure that the remaining five principles are properly applied: SELECT ALL THAT APPLY A. Service Loose Coupling B. Service Abstraction C. Service Composability D. Service Reusability BC /Reference: QUESTION 64 The Service Statelessness principle is focused on the design of the service contract because that's where state data is defined and deferred. Select the correct answer.
/Reference: QUESTION 65 Project Team A delivered 3 services and a month later Project Team B delivered 5 services. After an audit of the services delivered by these two project teams, it was determined that 3 of the services delivered by Project Team B contained redundant logic that already resides in 2 of the services originally delivered by Project TeamA. The audit results are negative because it is considered undesirable to have redundant logic among services. Which service-orientation principle could have been applied to help avoid this result? Select the correct answer. A. Service Statelessness B. Service Reusability C. Standardized Service Contract D. Service Abstraction /Reference: QUESTION 66 I was discussing my new service with a client who told me that my technical service contract revealed too much information about the underlying service design. For example, based only on the names of my service capabilities, my client could determine that the service was using an Oracle database. What service-orientation principle should I apply to address this problem? Select the correct answer. A. Service Reusability B. Service Discoverability C. Service Autonomy D. Service Abstraction /Reference: QUESTION 67 The Service Composability principle is solely dedicated to making services effective composition controllers. Select the correct answer. /Reference: QUESTION 68 The principle is primarily concerned with ensuring that services exercise a high level
of control over their underlying runtime execution environment. Select the correct answer. A. Service Performance B. Service Autonomy C. Service Agility D. Service Abstraction /Reference: QUESTION 69 I built Service Composition A, which is comprised of 4 services. It was very successful in that it fulfilled all of its expected business requirements. I was then assigned a new project that required me to deliver a new service composition called Service Composition B. After studying the new business requirements, I realized that one of the services in Service Composition A could be reused "as is" in Service Composition B. However, when I tried to make it part of Service Composition B, I ran into a number of problems. In the end, it turned out that even though the service was reusable, it was simply not designed to participate in more than one service composition. Which service- orientation principle would have addressed this issue if I would have applied it to the service prior to completing Service Composition A? Select the correct answer. A. Service Composability B. Service Discoverability C. Service Reusability D. There is no service-orientation principle that addresses this issue. /Reference: QUESTION 70 Which service-orientation principle influences the content published about services and further helps avoid the misinterpretation of service contracts? Select the correct answer. A. Service Statelessness B. Service Discoverability C. Service Autonomy D. None of the above. /Reference: QUESTION 71 The scope of a typical SOA initiative is application-specific, thereby fostering reuse primarily within application boundaries. Select the correct answer.
/Reference: QUESTION 72 Fill the blank for the following definition of the Service Statelessness design principle: "Services minimize resource consumption by the management of state information when necessary." Select the correct answer. A. increasing B. encapsulating C. deferring D. assuming /Reference: QUESTION 73 Common problems associated with silo-based application design include: SELECT ALL THAT APPLY A. It can result in a significant amount of waste due to the fact that silo-based applications can have significant redundant functionality. B. It can result in bloated, oversized technical environments. C. The integration effort required to make disparate silo-based applications interoperate can be complex and expensive. D. IT operational costs can continue to escalate as more silo-based applications are added to an IT enterprise. BCD /Reference: QUESTION 74 Which of the following statements does not make sense? Select the correct answer. A. By applying the Standardized Service Contract principle, the amount of data model transformation logic required by my solution has been reduced. B. Since the design standards created in support of the Standardized Service Contract principle have been more widely enforced, I've noticed the same data models being shared by more services. C. It is thanks to the Standardized Service Contract principle that we have been able to better isolate our services so as to reduce their dependency on shared databases. D. All of these statements make sense. /Reference: QUESTION 75
The "contract first" approach to building services helps realize contract-to-logic coupling. Select the correct answer. /Reference: QUESTION 76 A service's functional context determines its: Select the correct answer. A. purpose and function B. implementation environment and deployment location C. scalability and usage thresholds D. longevity and versioning parameters /Reference: QUESTION 77 The Service Abstraction principle emphasizes the need to reveal as much of the underlying details of a service as possible in order to support the Service Discoverability principle in its goal of maximizing the quantity of published information about a service. Select the correct answer. /Reference: QUESTION 78 Fill in the blank for the following definition of the Service Reusability design principle: "Services contain and express logic and can be positioned as reusable enterprise resources." Select the correct answer. A. non-agnostic B. agnostic C. distinct D. new /Reference:
QUESTION 79 Fill in the blank for the following definition of the Service Abstraction design principle: " only contain essential information and information about services is limited to what is published in service contracts." Select the correct answer. A. Service messages B. Service contracts C. Service types D. Service activities /Reference: QUESTION 80 By providing awareness of reusable services available for composition, the principle can greatly benefit the design of service-oriented solutions. Select the correct answer. A. increased, Service Statelessness B. decreased, Service Autonomy C. decreased, Service Discoverability D. None of the above. /Reference: QUESTION 81 A(n) in the extent to which a service needs to share resources with other parts of the IT enterprise will result in a(n) of the service's overall. Select the correct answer. A. decrease, decrease, standardization B. increase, decrease, standardization C. decrease, increase, autonomy D. increase, increase, autonomy /Reference: QUESTION 82 Fill in the blank for the following definition for the Service Loose Coupling design principle: "Service contracts impose low requirements and are themselves decoupled from their surrounding environment." Select the correct answer. A. consumer coupling B. granularity C. legacy encapsulation D. state deferral
/Reference: QUESTION 83 When referring to the Service Discoverability principle, the quality of interpretability refers to a service's ability to be effectively discovered at runtime by service consumer programs designed to carry out dynamic runtime discovery. Select the correct answer. /Reference: QUESTION 84 The principle can be applied together with the principle and the principle to establish a service contract that conforms to design standards, does not impose negative dependencies upon service consumers, and does not reveal unnecessary information about its underlying implementation. Select the correct answer. A. Standardized Service Contract, Service Statelessness, Service Reusability B. Standardized Service Contract, Service Abstraction, Service Autonomy C. Standardized Service Contract, Service Loose Coupling, Service Reusability D. None of the above. /Reference: QUESTION 85 A composition member is a service that participates in a service composition by being composed by another service. Select the correct answer. /Reference: QUESTION 86 Which of the following is a common challenge imposed by the adoption of service-orientation? Select the correct answer. A. Service-orientation introduces the need for design standards, which need to be followed and enforced. B. Service-orientation requires that you commit to one vendor platform, which can limit your product
options. C. Service-orientation requires that services be protected from repeated reuse, which can reduce potential ROI. D. Service-orientation introduces the need to make all implementation details about each service publicly available, which can lead to the misuse of this information by some project teams. /Reference: QUESTION 87 Which of the following statements is true? SELECT ALL THAT APPLY A. The Service Composability principle is closely associated with the Service Reusability principle because service composition can be seen as a form of reuse. B. The Service Composability principle is highly revolutionary because the concept of aggregating software programs is new to distributed computing. C. The Service Composability principle emphasizes that services need to be designed to participate as effective members of multiple service compositions. D. The Service Composability principle prepares services for immediate and eventual participation in compositions. CD /Reference: QUESTION 88 The Service Reusability principle can demands on infrastructure because services that are reused will typically have security, performance, and reliability requirements. Select the correct answer. A. increase, reduced B. decease, reduced C. eliminate, no D. None of the above. /Reference: QUESTION 89 A service-oriented solution can be comprised of which of the following core architectural elements? Select the correct answer. A. messages B. services C. contracts D. All of the above.
/Reference: QUESTION 90 The service-orientation principle primarily concerned with ensuring the runtime behavioral predictability of a service is: Select the correct answer. A. Service Prediction B. Service Loose Coupling C. Service Abstraction D. None of the above. /Reference: QUESTION 91 The principle encourages services within the boundary of a specific service inventory to share messages based on the same data models. This practice directly supports the principle, which is concerned with designing services so that they can be effectively and repeatedly aggregated into different solutions. Select the correct answer. A. Service Abstraction, Service Autonomy B. Service Autonomy, Service Composability C. Standardized Service Contract, Service Composability D. None of the above. /Reference: QUESTION 92 Which of the following characteristics directly supports or enables behavioral predictability within services? Select the correct answer. A. availability (service downtime and periods of unavailability are minimized) B. maintainability (the service is easily evolved over time without disrupting existing relationships with service consumers) C. reliability (the service provides consistent results and performance) D. All of the above. /Reference: QUESTION 93 A service is sometimes referred to as an enterprise resource because: Select the correct answer. A. It establishes itself as a resource that is of use to more than one part of the enterprise.
B. It can only be defined by enterprise architects. C. It always depends on the availability of enterprise legacy systems. D. None of the above. /Reference: QUESTION 94 The Service Loose Coupling principle advocates which of the following coupling types? Select the correct answer. A. Contract-to-Implementation B. Consumer-to-Contract C. Logic-to-Contract D. None of the above. /Reference: QUESTION 95 Which of the following statements correctly explains the difference between the Service Reusability and Service Composability principles? Select the correct answer. A. Service Reusability is focused on creating generic, reusable service logic, whereas Service Composability is focused on creating services that are effective participants of multiple service compositions. B. Service Reusability is focused on creating non-agnostic service logic, whereas Service Composability is focused on creating agnostic service logic. C. Service Reusability is focused on creating highly scalable services, whereas Service Composability is focused on creating highly isolated services. D. There is no difference between these two principles. One principle name is used instead of the other depending on whether you are building a task or entity service. /Reference: QUESTION 96 Which of the following statements is true? Select the correct answer. A. A composition initiator must exist as a service. B. A composition initiator can be any type of program capable of invoking a service and therefore does not need to be service-oriented. C. A composition initiator is often associated with the intermediary role. D. None of the above statements are true.
/Reference: QUESTION 97 The Service Statelessness principle aims to establish a mechanism for the runtime deferral of state data in order to minimize a condition when the service is. Select the correct answer. A. stateful, passive B. stateless, passive C. stateful, active D. stateless, active /Reference: QUESTION 98 Which of the following statements are true? SELECT ALL THAT APPLY A. The application of service-orientation leads to reduced awareness of underlying service implementation details because the Service Abstraction principle advocates limiting what is published about services. B. The application of service-orientation leads to increased consistency in how functionality is expressed in the service contract because the Service Reusability principle advocates deferring service contract information at runtime. C. The application of service-orientation leads to increased behavioral predictability and increased availability and scalability as a result of applying the Service Autonomy and Service Statelessness design principles. D. The application of service-orientation leads to increased awareness of available services because the Service Discoverability design principle advocates improving the communications quality of published service information. CD /Reference: QUESTION 99 Which of the following is not an influence of service-orientation? Select the correct answer. A. Object-Oriented Analysis and Design (OOAD) B. Business Process Management (BPM) C. Enterprise Application Integration (EAI) D. Fluid Dynamics (FD) /Reference: QUESTION 100 Which of the following statements is true? Select the correct answer.
A. A composition member is a service that is not composed by other services. B. A composition member is a service that is composed by another service. C. A composition member is the same as a sub-controller. D. None of the above statements are true. /Reference: http://www.gratisexam.com/