Aiou Workshop 5403| Test 4

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

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

3) Transmission from Earth to satellite is called:

4) FTP stands for

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

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

7) A LAN is a combination of:

8) NIC allows direct connection to:

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

10) The internal transfer of binary data in a computer uses mode.

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

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

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

14) People on LAN can share:

15) Transmission that is used without timing signal is called:

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

17) The computers in wide geographical area can be efficiently connected by:

18) An advantage of synchronous over asynchronous transmission is:

19) BCD code is a_

20) In_______a node listens to bus for specified time and waits until node has completed transmission

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

22) A type of communication that sends data using flow control to synchronize data between sender

23) MAN stands for:

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

25) Which type of network covers a small area?

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

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

28) Bps is short for:

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

30) Transmission media are usually categorized as_

31) LAN stands for:

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

33) Which of the following is communications device

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

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

36) BCD stands for:

37) Which of the following technique uses modulation?

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

39) Star topology is less expensive than:

40) Television and radio broadcasts are examples of:

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

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

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

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

45) NIC stands for:

46) The diameter of fiber optical cable is:

47) Which LAN access method resolves the contention between two or more nodes by collision detection

48) A computer network in which all computers have equal status and no one have control over others:

49) The number of frequencies that can fit on a link at one time is called:

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

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

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

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

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

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

56) Which of the following devices uses parallel transmission?

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

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

59) Internet surfing is an example of:

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

61) Which of the following is the insulation on a fiber-optic cable?

62) What binary bits are used to encode digital data?

63) The communication channels can be divided into_categories:

64) Which of the following is NOT a network topology?

65) The music and speech.represent:

66) How many characters ASCII 7-bit code can represent?

67) IBM stands for:

68) The ITU was formerly known as:

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

70) The_________layer is the layer closest to the transmission medium

71) Sound,light and radio waves are examples of

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

73) Digital signal represents a sequence of values.

74) A lab with twenty computers and a laser printer is an example_____ of area network

75) Terminal is a:

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

77) The layer lies between the network layer and the application layer

78) The set of rules to exchange data in a communications network is called:

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

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

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

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

83) Analog signal is measured in:

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

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

86) Start/stop bits are not required in this type of transmission.

87) LAN does not use:

88) Which is NOT a LAN protocol?

89) Route determination can be identified by:

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

91) Frequency is measured in:

92) Layer that is responsible for transferring frames is

93) Each computer on a network is called a:

94) Most data .transmitted over telephone lines uses:.

95) Which communication technique can transmit the data over long distance?

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

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

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

99) Which of the following is the fastest communication mode

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