COMPUTER NETWORKING BSC COMPUTER SCIENCE HONOURS 2025 PYQ 6TH SEM KUK

Exam Details: Paper: B23-CSE-601 (CC-6/MCC-11) Time: Three Hours Maximum Marks: 50 Instruction: Attempt five questions in all, with Question No. 1 being compulsory. Attempt four more questions, selecting at least one question from each unit. Question Breakdown (Units): Compulsory Question (Question 1) (5x2=10 Marks): Short note on Switches. Understanding Ethernet. Meaning of IPv4. Role of subnetting. Ad hoc network and its difference from a traditional infrastructure-based network. UNIT-I: Functions of all layers of the CSI network model and how they differ from the TCP/IP network model layers (Question 2). Explanation of signal encoding techniques used before transmitting data on a network (Question 3). UNIT-II: Explanation of the working of the sliding window protocol with an example (Question 4). Description of various error correction schemes, with examples where required (Question 5). UNIT-III: Description and differentiation of the role of TCP and UDP (Question 6). Explanation of the Leaky Bucket algorithm, its working with a diagram, and an appropriate example (Question 7). UNIT-IV: Difference between symmetric and asymmetric encryption, with examples (Question 8). What Bluetooth is and how it differs from Wi-Fi in terms of range, data rate, and applications (Question 9)