Internet Architecture Protocol BS IT 4th Term Past Paper 2015 UOS

University of Sargodha

Subject: I.T.
BS 4th Term Examinations 2015
Paper: Internet Architecture Protocol (IT-301)
Time Allowed: 2:30 Hours
Minimum Marks: 30

Objective part – compulsory

Q.1: Answer the following questions.
(21=2)*

1. Differentiate AIP vs. RARP.
2. Why CIDR procedure is used?
3. Who gives the default gateway result of this address 172.20.0.1?
4. Differentiate FDMA vs. TDMA.
5. What is RTT and which protocol uses it?
6. What is CIDR and write down its significance?
7. Explain LSR protocols.
8. What are routers?
9. List down the major functions of LRP.
10. Draw HOAC frame and state its significance.
11. Why resource management is used in communications?
12. What is point-to-point address and which layer is responsible for this?
13. Differentiate between full-duplex and half-duplex Ethernet.
14. Why is GTP protocol used?
15. Explain TCP segmentation.

Subjective part

Attempt any four out of six questions.
(412=48)*

1. Write a detailed note on CSMA/CD.
2. Write a detailed note on Routing protocols and routing transfers.
3. Write a detailed note on VLSM.
4. What is LQoS? Write down its application and services.
5. Use this subnet mask for sub-netting:
   255.255.255.0
6. Differentiate between IPv4 and IPv6 with respect to their header formats, types of addresses, option headers and extension headers.