Aiou Workshop 5403| Test 4

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

2) LAN does not use:

3) The music and speech.represent:

4) The types.of signals can be:

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

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

7) Bps is short for:

8) In _________topology, the entire network goes down if the backbone cable fails

9) What is another term for guided media?

10) FDDI is a __________network.

11) De Jure means

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

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

14) Which is NOT a LAN protocol?

15) The most commonly used LAN protocol is:

16) NIC stands for:

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

18) The physical layout of a network is known as:

19) How many modes of data communication are available?

20) Which one is NOT a De-jure standard?

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

22) Route determination can be identified by:

23) Which of the following is the fastest communication mode

24) Which type of data consists of words,sentences and paragraphs?

25) The time taken by a data signal to reach to moon and then back to earth was about:

26) Which of the following transmission media is used in LAN?

27) Which of the following technique uses modulation?

28) A device that connect multiple network using similar or different protocol is:

29) MAN stands for:

30) Data link have two separate sub-layers known as:

31) DSL stands for

32) Modem stands for:

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

34) People on LAN can share:

35) The_________layer is the layer closest to the transmission medium

36) Select unguided media from the following:

37) Transmission from a satellite to its earth-based station is called:

38) In star topology, the central device is called:

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

40) NIC allows direct connection to:

41) Sound,light and radio waves are examples of

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

43) The medium in which signals travel through a cable or wire is called:

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

45) Which is the most secure type of transmission medium?

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

47) Two dissimilar networks can be connected by a:

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

49) OSI stands for:

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

51) ISDN stands for:

52) Digital signal represents a sequence of values.

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

54) A LAN is a combination of:

55) Which of the following is NOT a type of protocol?

56) Which of following protocols are properly researched, designed and finally published as a standard?

57) The transmission rate of modem can be measured in:

58) An example of non-numerical data is:

59) Which value in start bit indicates that the transmission line is idle?

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

61) Which of the following topologies uses routers?

62) Which of the following features is provided with a modem?

63) How many pairs of computers can simultaneously communicate on Ethernet LAN?

64) Which of the following topology is used by Ethernet protocol?

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

66) Data is transmitted block by block in: .

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

68) Each computer on a network is called a:

69) Mail services are available to network users through the_______layer.

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

71) How many types of network standard are there

72) Data link layer lies between the physical layer and the_______layer

73) The signals produced by a computer to send over phone line must be converted to:

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

75) Computer networks are the convergence of two important technologies

76) The layer is used to control how a bit-streams of data is sent and received over physical medium

77) An advantage of synchronous over asynchronous transmission is:

78) Frequency is measured in:

79) The technology of long-distance communication is known as:

80) The electromagnetic or light waves representing data are called:

81) Which is the most common LAN topology?

82) Which of the following consists of thin glass to transmit beams of light?

83) Television and radio broadcasts are examples of:

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

85) The chart,graph,pictures and freehand drawing are examples of:

86) Which of the following coding schemes primarily.used by IBM?

87) Which type of network covers a small area?

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

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

90) Transmission media are usually categorized as_

91) Which of the following can severally affect the quality of satellite transmission?

92) Which network covers a large area:

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

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

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

96) ASCII code was.developed by:

97) The services on the Internet include

98) The ITU was formerly known as:

99) Which of the following is an internet protocol?

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