BSc CSIT (TU) Science Computer Networks (BSc CSIT, CSC258) Question Paper 2078
This is the official BSc CSIT (TU) (Science stream) Computer Networks (BSc CSIT, CSC258) question paper for 2078, as set in the regular annual examination. It carries 60 full marks and a time allowance of 180 minutes, across 12 questions. On Kekkei you can attempt this Computer Networks (BSc CSIT, CSC258) past paper online with a timer, get instant AI feedback and step-by-step solutions, and track the topics where you lose marks — completely free. Whether you are revising for your BSc CSIT (TU) Computer Networks (BSc CSIT, CSC258) exam or solving previous years' question papers, this 2078 paper is a great way to practise under real exam conditions.
Section A: Long Answer Questions
Attempt any TWO questions.
Describe the medium access control sub-layer. Explain the CSMA/CD and CSMA/CA protocols with their working principles.
Explain the IPv4 datagram header format in detail. Differentiate between IPv4 and IPv6 addressing.
Discuss congestion control in the transport layer. Explain the leaky bucket and token bucket algorithms for traffic shaping.
Section B: Short Answer Questions
Attempt any EIGHT questions.
Explain the working of the HTTP protocol.
What is NAT? Explain its types and uses.
Explain the FTP protocol and its working.
What is the purpose of ICMP? List some common ICMP message types.
Differentiate between symmetric and asymmetric key cryptography.
Explain the concept of port numbers and socket addresses.
What is multiplexing? Explain FDM and TDM.
Differentiate between guided and unguided transmission media.
Explain the difference between LAN, MAN, and WAN.