R05310504-COMPUTER-NETWORKS

R05310504-COMPUTER-NETWORKS - Code No R05310504 Set No 1...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Code No: R05310504 Set No. 1 III B.Tech I Semester Regular Examinations, November 2008 COMPUTER NETWORKS ( Common to Computer Science & Engineering and Information Technology) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆ ⋆ ⋆ ⋆ ⋆ 1. (a) Discuss the classification of Networks according to their size? (b) Discuss the various design issues related to the layers in ISO-OSI model? [10+6] 2. (a) Discuss circuit switching and packet switching methods. Also discuss their merits and demerits. (b) Differentiate between the following: i. bit rate and baud rate ii. single mode fiber and multi mode fiber. [12+4] 3. (a) Mention the different protocols used in data link layer. Explain the operation of HDLC protocol? (b) What is framing? Discuss various framing techniques? [8+8] 4. What is a token? Discuss the protocol of token ring LAN in general. Discuss with example how priority is implemented in a token ring LAN? [16] 5. (a) Explain Dijkstra’s shortest path algorithm. (b) Consider graph given figure 5b. Compute the shortest path from A to D. [8+8] Figure 5b 6. Explain routing for mobile hosts. [16] 7. (a) Suggest modifications to TCP to make it suitable for short data transfers. (b) UDP provides only connectionless service. For applications which use UDP how you provide reliability. [10+6] 8. DNS uses databases. Database can be centralized or distributed. What are the pros and cons of centralized and distributed data base approaches? What type of database DNS actually uses? [16] 1 of 2 Code No: R05310504 Set No. 1 ⋆ ⋆ ⋆ ⋆ ⋆ 2 of 2 Code No: R05310504 Set No. 2 III B.Tech I Semester Regular Examinations, November 2008III B....
View Full Document

{[ snackBarMessage ]}

Page1 / 5

R05310504-COMPUTER-NETWORKS - Code No R05310504 Set No 1...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online