Class XII COMPUTER NETWORKING Assignment-3 1. Differentiate between packet switching and message switching technique in network communication. 2. Differentiate between BUS and STAR topology of networks. 3. What is VolP? 4. Out of the following, identify client side script(s) and server script(s): side a. ASP b. Javascript c. VBScrip d. JSP
Quick learn university is setting up its Academic blocks at Prayag Nagar and planning to set up a network. The university has 3 academic blocks and one Human Resource Center as shown in the diagram below: Business Block Technology Block Law Block HR Block
Center to center distances between various blocks/center is as follows: Law Block to Business Block Law Block Technology Block Law Block to HR Center Business Block to Technology Block Business Block to HR Center Technology Block to HR Center 40m 80 m 105 m 30 m 35 m 15 m Number of Computers in each of the Blocks/Center is as follows: Law Block 15 Technology Block 40 HR Center 115 Business Block 25 (e1) Suggest the most suitable place (i.e., Block/Center) to install the server of this university with a suitable reason. (e2) Suggest an ideal layout for connecting these blocks/center for a wired connectivity. (e3) which device you will suggest to be placed/installed in each of these blocks/center to efficiently connect all the computers with in these blocks/center? (e4) The university is planning to connect its admission office in the closest big city, which is more than 250 km from university, which type of network out of LAN, MAN or WAN will be formed? Justify your answer. 5. Which of the following will come under Cyber Crime? a. Theft of a brand new sealed pack Laptop
b. Access to a bank account for getting unauthorized Money Transaction c. Modification in a company data with unauthorized access d. Photocopying a printed report 6. Compare open source software and proprietary software. 7. In networking, what is WAN? How is it different from LAN? 8. Differentiate between XML and HTML 9. What is WEB2.9? 10. Out of the following, identify client side script(s) and server side script(s): a. Javascript b. ASP c. VBScript d. JSP
Great Sudies Uniersity is setting up its Academic schools at Sunder Nagar and planning to set up a network. The university has 3 academic schools and one administration center as shown in the diagram below: Business School Technology School Law School Admin Center
Center to center distances between various buildings is as follows: Law School to Business School Law School Technology School Law School to Admin Center Business School to Technology School Business School to Admin Center Technology School to Admin Center 60m 90 m 115 m 40 m 45 m 25 m Number of Computers in each of the Schools/Center is as follows: Law School 25 Technology School 50 Admin Center 125 Business School 35 (e1) Suggest the most suitable place (i.e.,schools/center) to install the server of this university with a suitable reason
(e2) Suggest an ideal layout for connecting these Schools/center for a wired connectivity. (e3) Which device you will suggest to be placed/installed in each of these schools/center to efficiently connect all the computers within these Schools/center? (e4) The university is planning to connect its admission office in the closest big city, which is more that 350 km from the university. Which type of network out of LAN, MAN or WAN will be formed? Justify your answer. 11. Compare Open Source Software and Proprietary Software. 12. What are cookies? 13. What was the role of ARPANET in Computer Network?
14. Which of the following is not a unit for data transfer rate? a. aps b. abps c. gbps d. kbps 15. what is the difference between Trojan Horse and Virus in terms of computers? 16. What term we use for a software/hardware device, which is used to block, unauthorized access while permitting authorized communications. This term is also used for a device or set of devices configured to permit, deny, encrypt, decrypt, or proxy all (in and out) computer traffic between different security domains based upon a set of rules and other criteria.. 17. Write the full forms of the following: a. GNU b. XML 18. Write one advantage of each for Open Source Software and Proprietary Software 19. What is the difference between Virus and Worms in the computers? 20. Write the full forms of the following: a. FTP b. FSF
21. Name any two common Web browsers. 22. What is difference between Star Topology and Bus Topology of network?
23. Expand the following abbreviations: a. GSM b. CDMA 24. What I protocol? Which protocol is used to search information from Internet using an internet browser? Freshminds University Ana Nagar Campus Kolkata Admission Office Office Block Commerce Block Science Block Freshminds University of India is starting its first campus in Ana Nagar of South India with its center admission office in Kolkata. The university has 3 major blocks comprising of Office Block, Science Block and Commerce Block in the 5 km area Campus. As a network expert, you need to suggest the network plan as per (E1) to (E4) to the authorities keeping in mind the distance and other given
parameters. Expected Wire distances between various locations: Office Block to Science Block Office Block to Commerce Block Science Block to Commerce Block Kolkata Admissions office to Ana Nagar Campus 90 m 80 m 15 m 2450 km Office Block 10 Science Block 140 Commerce Block 30 Kolkata Admission Office 8 Expected number of computers to be installed at various locations in the university are as follows:
(E1) Suggest the authorities, the cable layout amongst various blocks, inside university campus for connecting the blocks. (E2) Suggest the most suitable place (i.e., block) to house the server of this university with a suitable reason. (E3) Suggest an efficient device from the following to be installed in each of the blocks to connect all the computers: MODEM SWITCH GATEWAY (E4) Suggest the most suitable (very high speed) service to provide data connectivity between Admission Office located in Kolkata and the campus located in Ana Nagar from the following options: Telephone line Fixed-line Dial-up connection Co-axial Cable Network GSM Leased line Satellite Connection
28. What is difference between LAN and WAN?
29. Expand the following abbreviations: a. HTTP b. ARPANET 30. What is protocol? Which protocol is used to copy a file from/ to a remotely located server? 31. Name two switching techniques used to transfer data between two terminals (computers). 32. What is a Hub? 33. Expand the following terms with respect to networking: a. MODEM b. WLL c. FTP d. TCP/IP 34. How is coaxial cable different from Optical Fibre? 35. How is Hacker different from Cracker? 36. What is the significance of Cyber law? 37. Expand the following terms with respect to Networking: a. CDMA b. FTP c. WLL
d. HTML 38. Which of the following unit measures the speed with which data can be transmitted from one node to another node of a network? Also, give the expansion of the suggested unit a. Mbps b. KMph c. MGps 39. Name two transmission media for networking. 40. What is the difference between Message Switching technique and Packet Switching technique?