BSc CSIT (TU) Science Computer Networks (BSc CSIT, CSC258) Question Paper 2080
This is the official BSc CSIT (TU) (Science stream) Computer Networks (BSc CSIT, CSC258) question paper for 2080, 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 2080 paper is a great way to practise under real exam conditions.
Section A: Long Answer Questions
Attempt any TWO questions.
Compare the OSI reference model with the TCP/IP protocol suite. Explain each layer of the TCP/IP protocol architecture in detail.
What is routing? Explain the Link State routing algorithm (Dijkstra's) in detail with a suitable example.
Explain the distance vector routing algorithm. Discuss the count-to-infinity problem and the methods used to solve it.
Section B: Short Answer Questions
Attempt any EIGHT questions.
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.
What is bandwidth? Explain Nyquist and Shannon's theorems.
Explain various network topologies with their advantages and disadvantages.
What is framing? Explain bit stuffing and byte stuffing.