Computer Networking — CACS303 (5th Sem)

Tribhuvan University x OX Faculty of Humanities & Social Sciences LE it OFFICE OF THE DEAN 7 2024 Bachelor in Computer Applications Course Title: Computer Networking Full Marks: 60 Code No: CACS 303 Pass Marks: 24 Semester: V Time: 3 hours Candidates are required to answer the questions in their own words as far as possible. Group B Attempt any SIX questions. [6x5 = 30) 2. Explain the features of TCP/IP reference model. b) 3. Define switching. Explain the types of switching. Us) 4. Explain the ALOHA with its performance. [5] 5. Define IP Address. Explain the classes of IPv4. [+4] 6. Differentiate between the functions of TCP and UDP [5] 7. Explain the role of DHCP, FTP and HTTP Protocols. [2+1.5+1.5] 8. Write short notes on (any two): . 125.25] a) RSA b) CRC oy Firewall Group C Attempt any TWO questions. [2x10 = 20] 9, Explain transmission media with their major characteristics. ; [10] 10.a) Differentiate between static and dynamic routing with suitable example. [5] b) Define Subnetting. Calculate total number of subnets and hosts per subnet for Network Address 192.168.20.0 and subnet mask is 255.255.255.128 [1+ 4] 11. Write the services provided by Transmission Control Protocol. Explain the TCP header segment in detail. [3+7]