Question bank

Question Bank 05 Marks

Important Questions for the Subject Computer Network and Network Design

Q No   Questions for 05 marks each  

      1.      Compare Bus and Star topology.
2.      List the internetworking devices and explain any one.
3.      Explain RLE with an example.
4.      Draw the UDP Header with its fields.
5.      Compare Twisted pair cable, Coaxial cable, and Fiber optics cable.
6.      Explain Ethernet Protocol.
7.      Explain Repeater, Hub, Bridge, Switch, and Gateway.
8.      Compare lossy with lossless data compression technique.
9.      How many networks and hosts are possible using ‘Class B’ IP addressing?
10.  What is subnet mask?
11.  Write a short note on RPC.
12.  Write a short note on FTP.
13.  Write a short note on VPN.
14.  Write a short note on VLAN.
15.  Write a short note on HTTP.
16.  Explain TCP/IP Reference Model.
17.  Explain Sliding Window Protocol.
18.  Explain different classes of IPv4 Addresses.
19. Explain Domain Name System.

Question Bank

 Question Bank 10 Marks

Important Questions for the Subject Computer Network and Network Design

Q No   Questions for 10 marks each

1.      Write in brief about the different Guided Transmission Media.
2.      Describe the OSI Reference Model in detail with appropriate figures.
3.      What do you mean by Routing? Explain any routing protocol in detail.
4.      What is congestion and what are the causes of congestion?
5.      Compare TCP and UDP.
6.      Consider five source symbols of a discrete memoryless source. Their probabilities are given below. Find the Huffman code for each symbol.
Symbol            M1       M2       M3       M4
probability       0.4       0.3       0.2       0.1
7.      Write a note on TCP timers.
8.      Compare lossless and lossy compression.
9.      Explain SNMP protocol.
10.  Draw and explain the OSI model briefly.
11.  Compare the switching technologies.
12.  Explain the Sliding Window Protocol with suitable diagrams.
13.  Draw and explain the Fiber Optic Media and compare it with Twisted Pair.
14.  What is controlled media access? Explain the controlled media access techniques.
15.  Draw the IPv4 Header and explain the header format.
16.  Compare TCP/IP and OSI.
17.  Explain the distance vector routing with an example.
18.  Write a short note on Leaky bucket.
19.  Write a short note on SMTP.
20.  Write a short note on VLAN.
21.  Write a short note on Image Compression Techniques.
22.  Draw and Explain OSI reference model with functions of each layer.
23.  Explain the difference between static and dynamic routing. Explain distance vector routing.
24.  Explain CSMA protocols. Explain how collisions are handled in CSMA /CA.
25.  A bit stream 1101011011 is transmitted using the standard CRC method. The generator polynomial is x4+x+1. i) What is the actual bit string transmitted? ii) Suppose the third bit from the left is inverted during transmission. How will the receiver detect this error?
26.  Draw and explain guided and unguided transmission media.
27.  Explain Go-Back-N protocol.
28.  Explain in detail TCP congestion control mechanism.
29.  What is IP addressing? Explain in detail Classful and Classless IP address.
30.  Explain ISO-OSI reference Model.
31.  What is Network Address translation? Explain.
32.  Briefly explain TCP header with a diagram.
33.  What are different UDP Applications?
34.  Explain IPv6 Header with a diagram.
35.  Explain Fast Ethernet and Gigabit Ethernet.
36.  Compare Lossy Compression and Lossless Compression.
37.  Explain HTTP Protocol.
38.  Write short notes on Congestion Control.
39.  Write short notes on VLAN.
40.  Write short notes on Routing Algorithms.

IMP Questions

 IMP Questions

Explain/Differentiate LAN, WAN and MAN.

Explain Repeater, Hub, Bridge and Switch.

Explain Functions of OSI Reference Model.

Explain Mesh topology in detail.

Explain Functions of TCP/IP Reference Model.

Explain ARP message format.

Explain Bus/Ring/Star topologies in detail.

Explain Go-Back-N protocol.

What is Thick Ethernet (10 Base 5 Ethernet)?

What is Piggybacking?

Explain different classes of IPV4 addresses?

Difference between TCP/IP and OSI Reference Model.

Provide the classification of Transmission Media. Explain in detail each one of them.

Compare Twisted pair cable and Coaxial cable.

Differentiate between STP and UTP.

Generate the CRC Code for the Dataword of 110010101. The divisor is 10101.

The received string of bits is 110011001100. Is it acceptable? If so, what is the data bit sequence? Consider, divisor is 10101.

Difference between Stop and Wait, GoBackN and Selective Repeat protocol.

Draw and Explain OSI reference model with functions of each layer.

University Question Papers

 University Question Papers

Click Here for Question Papers.

Ch 2 Important Questions: University Exam

Ch 2 Important Questions: University Exam

1) Compare wired and wireless media. 

2) Explain the different transmission media in networking.

3) Explain ALOHA and Slotted ALOHA. 

4) Explain sliding window protocol. 

5) Explain/Write short notes on CSMA/CD 

6) Write short notes on HDLC 

7) Write short notes on Traditional Ethernet frame 

8) What is MACA? Explain by giving suitable example. 

9) What is carrier sense? Explain any one carrier sense protocol. 

10) Explain different types of ALOHA. 

11) Compare various data flow control techniques.

12) Explain following in detail: 

Standard Ethernet, Fast Ethernet (100 Mbps), Gigabit Ethernet, 10-Gigabit Ethernet.

13) Explain following Connecting Devices in detail:

Repeaters or Hubs, Link-Layer Switches, Routers

14) Explain following Data Link protocols in detail:

Stop and Wait, Sliding Window(Go Back N, Selective Repeat).

15) Differentiate between Circuit Switching and Packet Switching.

16) Differentiate between CSMA/CA and CSMA/CD.

17) Differentiate between the Guided Media and Unguided Media.

18) Differentiate between UTP and STP.

19) Differentiate between Optical Fiber and Coaxial Cable.

20) Differentiate between Coaxial Cable and Twisted Pair Cable.

21) Differentiate between TWISTED PAIR CABLE, Coaxial Cable and Twisted Pair Cable.

Ch 1 Important Questions: University Exam

Ch 1 Important Questions: University Exam

1) Compare Bus and Star topology.

2) Compare Message Switching and Circuit Switching.

3) Compare LAN, MAN, WAN.

4) Draw and explain the OSI Reference Model.

5) Discuss and compare various types of networks.

6) Explain OSI reference model and the services and functions of each layer.

7) Write short notes on Hubs, switches, bridges.

8) Compare Ring and Star topology.

9) What is the OSI Model? Give functions and services of each layer.

10) Discuss the different networking devices used for internetworking.

11) What are the routing devices in Computer Network? Explain each of them in brief.

12) Examine the advantages of LAN, MAN, WAN.