Computer Science Class 9th Unit 3 Networks MCQs Short Long Notes

computer 9th notes chapter 3

1. The size of an IPv6 address is: 

 
 
 
 

2. Web pages stored on:

 
 
 
 

3. ____________ is done to test whether the solution is correct or not.

 
 
 
 

4. Each message has parts.

 
 
 
 

5. IP stands for.

 
 
 
 

6. The following IP address remains same, every time the device is connected to the internet is: 

 
 
 
 

7. Which one is not a component of a data communication system?

 
 
 
 

8. Which is not a transmission media?

 
 
 
 

9. The layer that is between the network layer and the application layer is: 

 
 
 
 

10. The main computer used to share resources on a network for others to use is called. 

 
 
 
 

11. Control information is also called ___________ of a message.

 
 
 
 

12. What is hardware?

 
 
 
 

13. A group of computers connected to share resource and information is called:

 
 
 
 

14. A connection that provides a dedicated link between two devices is called _________ connection: 

 
 
 
 

15. The network of networks around the world is called:

 
 
 
 

16. How many colons (:) are used in an IPv6 address?

 
 
 
 

17. URL stands for 

 
 
 
 

18. In which type of connection more than one device can share a link? 

 
 
 
 

19. The message can easily move from source to destination by following any of the possible paths in:

 
 
 
 

20. In IPv4 address each octet contains a decimal value from: 

 
 
 
 

21. Which of them is used to identify each computer and its location on the internet? 

 
 
 
 

22. It is a device that receives a message.

 
 
 
 

23. This layer is the last layer and comes right after Datalink layer: 

 
 
 
 

24. In IPv4 address the four octets are separated by: 

 
 
 
 

25. The process in which data receives from one device and send it to another device on different network is known as: 

 
 
 
 

26. A packet has: 

 
 
 
 

27. The physical path over which a message can travel in signals form. 

 
 
 
 

28. If the backbone cable fails, then entire network goes down in: 

 
 
 
 

29. A layout of connected devices in network is called network: 

 
 
 
 

30. An IPV6, 128-bits address is divided into____ groups: 

 
 
 
 

31. The __________ network topology is expensive and difficult to install. 

 
 
 
 

32. Which of the following is used to identify an application going to receive a message?

 
 
 
 

33. A set of rules that governs data communication on the internet, is called? 

 
 
 
 

34. It means the limit to store data in a computer.

 
 
 
 

35. Which one of the following is not relevant to a network topology? 

 
 
 
 

36. The protocol which is used for sending and receiving e-mails: 

 
 
 
 

37. There are __________ standards of an IP address. 

 
 
 
 

38. HTTP stands for: 

 
 
 
 

39. A message can be communicated between two devices through communication channels. This process is called: 

 
 
 
 

40. 156.16.34.1 is an example of.

 
 
 
 

41. The size of an IPv4 address is: 

 
 
 
 

42. The Protocol which is used by WWW to transfer webpages from a server to client is: 

 
 
 
 

43. Which of the following is the most common and low-cost network topology? 

 
 
 
 

44. Following is the dedicated computer to run services for the needs of its client in a network: 

 
 
 
 

45. A main computer which stores huge data for user on the internet is: 

 
 
 
 

46. Which of the following is a Protocol? 

 
 
 
 

47. TCP/IP suit has: 

 
 
 
 

48. HTML web pages can be read and by _________.

 
 
 
 

49. This number is used to identify the application which can accept a message.

 
 
 
 

50. The information which is communicated on internet is called a: 

 
 
 
 

51. A network topology which requires a central device such as hub, is called: 

 
 
 
 

52. In IPv6 address ______ is used to separate each group: 

 
 
 
 

53. When a router sends a packet, it needs:

 
 
 
 

54. The sender sends message consisting of.

 
 
 
 

55. SMTP stands for: 

 
 
 
 

56. Computer networks allow users to share their:

 
 
 
 

57. Mail services are available to network users through the: 

 
 
 
 

58. FTP stands for

 
 
 
 

59. Payload is the actual __________ of message.

 
 
 
 

60. Which IP address is assigned every time, the device is connected to the internet? 

 
 
 
 

Short Questions

1.  Define IPv6 address?
2.  Define network model.
3.  Define star topology.
4.  Define URL. Give its example.
5.  Differentiate between static IP address and dynamic IP address.
6.  Give an example of application sharing in a computer network.
7.  How does mesh topology work?
8.  How does the routing process work in networking?
9.  List different components of a data communication system.
10.  List some features of star topology.
11.  What are the parts of a message in data communication?
12.  What are the size IPv4 and IPv6 addresses?
13.  What do you know about SMTP?
14.  What is a protocol?
15.  What is a receiver in data communication?
16.  What is a sender in data communication?
17.  What is mesh topology?
18.  What is the TCP/IP model?
19.  What is the use of the application layer in the TCP/IP model?
20.  What is video conferencing?
21.  What type of protocol is used by the application layer?
22.  Why is IPv6 needed?
23.  Write two examples of remote storage services.
24. Define communication channel.
25. Define Computer network.
26. Define data packet.
27. Define dedicated server. List a few of them.
28. Define IPv4 address.
29. Define the data link layer.
30. Define the term internet.
31. Describe the working of web browser.
32. Differentiate between data and information.
33. Differentiate between the source address and the destination address.
34. Enlist the five layers of the TCP/IP model.
35. Enlist three protocols used at application layer.
36. Explain the process of routing.
37. Give an example of sharing a file using a computer network.
38. Give an example of the protocol used at data link layer.
39. Give an example of the protocol used at network layer.
40. Give any three features of star topology.
41. How are computers connected in computer network?
42. How are the sender and receiver connected in data communication?
43. How can a computer network help in increasing storage capacity?
44. How can data be transmitted?
45. How do the client and server communicate with each other?
46. How do the client and server communicate with each other?
47. How does bus topology work?
48. How does ring topology work?
49. How does star topology work?
50. How many types of IP addressing schemes are used in data communication?
51. How telephone addressing relate with networkk addressing?
52. In a client server model, is client software or hardware? Give reasons to support your answer.
53. List any five uses of computer network.
54. List different components of data communication?
55. List different layers of TCP/IP network model.
56. List different types of network topologies?
57. List some advantages of mesh topology.
58. List the different types of topologies.
59. Mention the important uses of networks.
60. What are different types of dedicated servers?
61. What are different types of transmission medium?
62. What are the advantages and disadvantages of star topology over bus topology?
63. What are the purposes to form a computer network?
64. What are the three advantages of bus topology?
65. What are the types of connections?
66. What are two parts of a message in data communication?
67. What do you know about the physical layer?
68. What do you mean by computer network?
69. What do you mean by protocol?
70. What happens if a bus topology has too many computers?
71. What happens if a bus topology has too many computers?
72. What is a client application?
73. What is a client application?
74. What is a client?
75. What is a computer network?
76. What is a message in data communication?
77. What is a multipoint connection?
78. What is a network port?
79. What is a router?
80. What is a server?
81. What is a transmission medium or communication channel?
82. What is an ISP?
83. What is application sharing? Answer with the help of example.
84. What is bus topology?
85. What is client?
86. What is Data Communication?
87. What is data communication?
88. What is difference between point to point and multipoint connection?
89. What is difference between static and dynamic IP?
90. What is HTTP?
91. What is mesh topology?
92. What is message in data communication?
93. What is multipoint connection?
94. What is network topology?
95. What is payload?
96. What is point-to-point connection?
97. What is protocol?
98. What is receiver in data communication?
99. What is ring topology?
100. What is ring topology?
101. What is sender in data communication?
102. What is TCP/1P model?
103. What is the function of control information in data communication?
104. What is the main function of a router?
105. What is the payload?
106. What is the point-to-point connection?
107. What is the use of an address in data communication?
108. What is the use of control information in data communication?
109. What is the use of FTP?
110. What is the use of the transport layer in the TCP/IP model?
111. What is use of application layer in TCP/IP model?
112. What is use of data link layer in TCP/IP model?
113. What is use of FTP?
114. What is use of HTTP?
115. What is use of network layer in TCP/IP model?
116. What is use of physical layer in TCP/IP model?
117. What is use of transport layer in TCP/1P model?
118. What is video conferencing?
119. What la bus topology?
120. What type of resources can be shared through a computer network?
121. What type of work is done by the network layer in TCP/IP?
122. Why a server is more powerful than a client?
123. Why are terminators used in bus topology?
124. Why server is more powerful than clients?
125. Why star topology is more reliable than a bus topology?
126. Why star topology is more reliable than bus or ring topology?
127. Why terminators are used in bus topology?
128. Write any three advantage of bus topology?
129. Write down the basic components of a communication system.
130. Write the full form of IP.
131. Write two examples of remote storage service.

Long Questions

1. Briefly describe Routing.
2. Compare the working of the postal system with the layered network in data.
3. Describe some most widely used Protocols in TCP/IP Suit.
4. Describe the components of Communication System.
5. Differentiate between server and client. How do the client and server communicate with each other? List down some types of servers.
6. How can we classify the structure of the network?
7. How the physical structure of networks can be classified?
8. What are the advantages and disadvantages of star topology over bus topology?
9. What are the sizes of IPv4 and IPv6? Explain the method to calculate the size of these both standards.
10. What do you know about the computer network model? What is TCP/IP? Discuss its layers and their functions.
11. What is a computer network? What are the needs to establish them?
12. What is an IP Address? Describe different IP address standards.
13. What is bus Topology? Explain its advantages and disadvantages.
14. What is computer network? Why is there the need of a computer network?
15. What is data communication? Describe its different components?
16. What is Mesh Topology? Explain its advantages and disadvantages.
17. What is network Topology? Describe any three topologies.
18. What is network Topology? Describe bus, star, ring and mesh topologies with a diagram of each.
19. What is Ring Topology? Explain its advantages and disadvantages.
20. What is star Topology? Explain its advantages and disadvantages.
21. What is TCP/IP? Describe its five layers with their functions.
22. What is the method of sending HTTP requests and receiving HTTP responses over the internet?
23. What is the router? Explain the process of routing and working of router on the Internet.
24. What is the use and importance of address in data communication? Also discuss mapping between Telephone Addressing and Network Addressing.
25. Why is there a need for an IP Addressing Scheme on the internet?

Leave a Reply

Your email address will not be published. Required fields are marked *