TEST CHAPTERS 1 & 2 OPERATING SYSTEMS True/False Indicate whether the statement is true or false. 1. Changes that you make in virtual machines do not affect your physical computer. 2. The size of a bus determines how much data can be transmitted at one time. 3. Like RAM memory, mass storage devices do not retain data when the computer is turned off. 4. Peripheral devices are internal to the PC. 5. All modern operating systems support multithreading and multitasking. 6. You cannot access the command-line interface (CLI) in Windows XP. Multiple Choice Identify the choice that best completes the statement or answers the question. 7. The, which is located in the desktop computer case, is the main circuit board for a PC. a. PCI bus c. microprocessor b. motherboard d. ROM chip 8., which is located in the desktop computer case, is the electronic holding area for programs and data. a. The power supply c. Memory b. The cooling system d. Firmware 9. The microprocessor in a PC has a heat attached to dissipate generated heat. a. source c. gauge b. transformer d. sink 10. ROMs, PROMs, EPROMs, and EEPROMs that have programs recorded on them are. a. demoware c. firmware b. middleware d. shareware 11. You can identify the ports on the back of a PC by checking for male connectors. a. virtual c. parallel b. serial d. USB 12. A disk drive controls the transfer of data from a motherboard to a disk drive and vice versa. a. mapper c. controller b. regulator d. manager 13. drives are small, portable drives that use flash memory or external hard drives to store data for backup or transfer between PCs. a. USB c. Optical b. Tape d. Floppy 14. A(n) hard drive is a disk drive that is plugged into an external port on a computer, such as a USB or FireWire port.
a. fixed c. internal b. portable d. supplementary 15. are designed for the input of text and to control the operation of the computer. a. CRT monitors c. Printers b. Keyboards d. Storage devices 16. Like televisions, screen sizes of CRT monitors are measured in diagonal. a. pixels c. millimeters b. inches d. centimeters 17. Each crystal in a(n) display is like a shutter, either allowing light to pass through or blocking the light. a. plasma panel c. LCD panel b. video projector d. CRT monitor 18. In addition to the line voltage and capacitors, the flyback transformer, which generates up to volts, is a dangerous part of the monitor. a. 1,000 c. 10,000 b. 5,000 d. 20,000 19. When connecting a LAN cable to a tower case, place it in the connector. a. DB-15 female c. RJ-45 black b. green 6-pin d. purple 6-pin 20. Kernel can be dynamically linked to the kernel when needed, and they can be unlinked from the kernel and removed when they are no longer needed. a. servers c. modes b. modules d. interfaces 21. In the kernel mode of Windows XP, the provide(s) basic OS, such as memory management, process and thread management, and security. a. Executive c. Device drivers b. Kernel d. Hardware abstraction layer 22. In the Fedora Core 4 system, the enforces a policy that ensures processes will have fair access to the processor, while ensuring that necessary hardware actions are performed by the kernel on time. a. Memory Manager (MM) c. Process scheduler (SCHED) b. Virtual File System (VFS) d. Network interface (NET) 23. In multitasking, the OS executes an application for a specific period of time, according to its assigned priority. a. cooperative c. voluntary b. preemptive d. centralized 24. In multiprocessing systems, several CPUs execute programs and distribute the computing load over a small number of identical processors. a. cooperative c. symmetric b. synchronous d. delegated 25. The amount of memory that can be addressed by the processor is called memory. a. logical c. random b. physical d. upper
26. In DOS, you use the command to create a partition and the format command to prepare the partition for use. a. fdisk c. scandisk b. chkdsk d. diskcomp 27. Fedora Core 4 organizes files in a hierarchical structure similar to Windows XP, but uses the term instead of folders. a. containers c. organizers b. trees d. directories 28. Windows-based operating systems support file-sharing traffic across a network by using the communications protocol. a. Samba c. TCP/IP b. Server Message Block (SMB) d. FTP 29. In Windows XP, the is a hierarchical database that contains configuration entries. a. Record c. Registry b. Index d. Listing 30. You must edit the /etc/sudoers configuration file using the command. a. mount c. type b. cat d. visudo 31. The file in Fedora Core 4 contains information about the processor. a. tasks c. sudoers b. cpuinfo d. processes 32. From the tab of the Task Manager in Windows XP, you can quickly review your computer s CPU usage and page file (PF) usage. a. Applications c. Performance b. Processes d. Networking 33. The OpenOffice.org application called is a word processor that has a similar look and feel to Microsoft Word. a. Writer c. Works b. WordPerfect d. Pages Completion Complete each statement. 34. The contains a set of instructions designed to perform such tasks as arithmetic (adding, subtracting), logic operations (comparing two numbers), and transferring numbers from one register to another. 35. Like the floppy drive, drives read and write on magnetic media. 36. A(n) is an expansion board that you insert into a computer so that the computer can be connected to a local area network (LAN). 37. is the rapid discharge of static electricity from one conductor to another conductor of a different potential.
38. The is the core of the operating system. 39. New operating systems like Windows XP and Fedora Core 4 were designed to allow multiple programs to run at the same time on a single processor, a process called. 40. devices can be accessed as streams of characters; examples include the standard input device (the keyboard) and the standard output device (the screen, or monitor). 41. In Fedora Core 4, you can use the command to review processor activity in real time. 42. is software that is available free of charge for personal use. Matching Match each item with a statement below. a. serial port f. register b. SCSI (small computer system interface) g. mouse c. power supply h. microprocessor d. capacitors i. floppy drive e. sound adapter 43. the central processing unit (CPU) for the PC. 44. converts your office s or household s 110-volt alternating current (AC) to the various direct current (DC) levels required by your PC. 45. a small amount of high-speed memory. 46. transfers data in or out one bit at a time. 47. an adapter card that records and plays back sound. 48. parallel interface standard used for attaching peripheral devices to PCs. 49. stores and retrieves digital data from a magnetic surface on the disk. 50. consists of a metal or plastic housing, a ball that protrudes from the bottom of the housing and is rolled on a flat surface, and one or more buttons on the top of the housing. 51. electronic components within PC power supplies, monitors, and laser printers that may retain a charge long after power is removed from a circuit. Match each item with a statement below. a. spooler f. home directory b. Task Manager g. top command c. virtual memory h. text editor d. Impress i. monolithic kernel e. page map 52. provides a high-level virtual interface over the hardware of a PC. 53. allows Fedora Core 4 to support processes that use more memory than is available in the system.
54. an internal data structure used to translate virtual addresses into corresponding physical addresses. 55. manages queues of print jobs. 56. user s data storage location that is provided by the OS. 57. allows you to enter, modify, and delete data in a text file. 58. used in Windows XP to view useful information about system performance. 59. used in Fedora Core 4 to review processor activity in real time. 60. a presentation program that is similar to Microsoft PowerPoint.