Questions
Syllabus
Qns. By Syllabus

Semester

Subject

Year

Bachelors Level/Second Year/Fourth Semester/Science csit/fourth semester/computer networks/syllabus wise questions

B.Sc Computer Science and Information Technology

Institute of Science and Technology, TU

Computer Networks (CSC263)

Year Asked: 2081, syllabus wise question

Application Layer
1.
What are the features of the application layer? Why is DNS required? Explain about recursive, non-recursive, and iterative DNS queries. [10]
2.
Illustrate the functionality of Media Access Control. [5]
3.
Difference between web server and proxy server. [5]
4.
Explain the working mechanism of token bucket. [5]
Data Link Layer
1.
A bit stream 1101011011 is transmitted using the standard CRC method. The generator polynomial is 10011. What is the actual bit transmitted? [10]
Introduction to Computer Network
1.
Write short notes on: a. ICMP b. IGMP [5]
Multimedia &Future Networking
1.
Why do you think Network Functions Virtualization architecture is required? Explain. [5]
2.
Explain any two wireless transmission media. [5]
Network Layer
1.
Provide reasons for transitions from IPv4 to IPv6. Describe the IPv6 datagram format. [10]
2.
Assume a class C network and divide it into three subnets. What is the value of the new subnet? [5]
Transport Layer
1.
Explain about connection-oriented network services. [5]
2.
What do you understand by PPP protocol? Explain its link setup process. [5]