Aiou Workshop 5403| Test 4

1) Project 802 defines standard for which layers of the OSI model:

2) A collection of computers connected together to share resources and informal called:

3) A device that is used to connect two computers using telephone line is called:

4) Computer networks are the convergence of two important technologies

5) 50.This type of transmission is sometimes called start/stop transmission

6) The layer that defines the formats the data uses as it in transmitted on the communication line

7) The second layer of OSI model is

8) Which of the following is NOT a benefit of computer networks?

9) Which communications medium requires line-of-sight?

10) The diameter of fiber optical cable is:

11) The layer that provides services that directly support user application:

12) Which of the following is a De Facto standard?

13) MAN stands for:

14) The process of converting a digital signal to an analog signal is called:

15) The process of transferring a file from our own computer to the remote computer on a network:

16) Which network covers a large area:

17) The top most layer of the OSI is called:

18) Which multiplexing technique shifts each signal to a different carrier frequency?

19) A network that covers a large geographic distance such as a country is called a:

20) De Jure means

21) Which of the following cables consists of a single core of solid copper?

22) Cabling on a linear bus topology can be extended using which of following?

23) Which type of modem can be added to the system unit through expansion slot?

24) The layer that is in between of session and application layer is

25) Which is NOT a LAN protocol?

26) A computer network must contain at least number of computers:

27) A set collection of a large number of computers all over world connected to one another is called

28) Frequency is measured in:

29) The layer that is concerned with addressing and routing is called:

30) Typically, data transfer rate in LAN are of the order of:

31) The bottem most layer of the OSI is called:

32) The primary difference between a LAN and a WAN is:

33) The process of transferring a file from remote computer to local computer on network is called

34) Segmentation and reassembly is the responsibility of:

35) Data is transmitted block by block in: .

36) A network that places all nodes on a single cable is called:

37) Which layer is responsible to establish, maintain and terminate user connection

38) How many modes of data communication are available?

39) The network architecture that allows every computer to act as client as well as a server is:

40) Which of the following consists of two insulated copper wires twisted together?

41) code is 7-bit or.8-bit code.

42) The process of transferring data electronically from one place to another is caled

43) The companies that use networks can save time and money because network allow users to share:

44) The process of converting analog to digital signal is known as:

45) Which of the following topologies uses routers?

46) In the OSI model, encryption and decryption are functions of the________?

47) The mode that is like a two way street with traffic flowing in both direction at the.same time is ca

48) How many devices can exist between a sending and receiving host?

49) How many types of network standard are there

50) ASCII code was.developed by:

51) Satellite transmission stations that can both send and receive messages are called:

52) A set collection of a large number of computers all over the world connected to one another is

53) An important property of fiber optic cable is:

54) The number of times a wave repeats during a specific time interval is called

55) People on LAN can share:

56) The communication channels can be divided into_categories:

57) Which of the following is a governing body to approve the network standards?

58) Terminators are used in______ topology:

59) Which of the following is an internet protocol?

60) The’transmission in which data can be received and. sent simultaneously is called:

61) The message sent on a ____ network can take any of several possible paths from source to destination

62) Which of the following coding schemes uses 4-bit code?

63) Which of the following is NOT a coding scheme to represent data in computer?

64) Which medium transmits voice and data via air as high-frequency radio waves?

65) Full-duplex communication is made. possible by the.devices known as:

66) .Which transmission type transmits data one character at a time

67) The network that connects different campuses of a college in city is an example of:

68) Which transmission allows data to travel in one direction at a time?

69) Two dissimilar networks can be connected by a:

70) What layer of OSI models performs data compression?

71) Television and radio broadcasts are examples of:

72) Which of the following is NOT a category of network?

73) A combination of both client/server and peer-to-peer network is_______network

74) Which is the most common LAN topology?

75) The act of listening to the medium for a message is called:

76) The most commonly used LAN protocol is:

77) LAN does not use:

78) signal is a continuous electrical signal in the form of wave.

79) DSL stands for

80) LAN stands for:

81) Sound,light and radio waves are examples of

82) A fiber-optic cable’s core is measured in:

83) A modem allows computers to access other computers through following types of connection

84) All of the following are guided communications media EXCEPT:

85) A set of documents stored on computer permanently connected with Internet is:

86) A set collection of a large number of computers all over the world connected to one another is

87) What type of network is the Internet?

88) A LAN is a combination of:

89) How many characters ASCII 8-bit code can represent?

90) The number of times a wave repeats during a specific time interval is called

91) The conversation over a walkie-talkie radio is-an example of:

92) OSI reference model has:

93) The height of wave within a given period of time is known as:

94) Transmission from Earth to satellite is called:

95) Digital signal represents a sequence of values.

96) Which of the following type of data is used to display actions and movement?.

97) Which protocol works on the concepts of ring topology and a token?

98) A telephone conversation is’an example of:.

99) A network that transmits data over citywide distance faster than LAN is:

100) Select unguided media from the following: