Aiou Workshop 5403| Test 4

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

2) A collection of related web pages is called:

3) Route determination can be identified by:

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

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

6) The music and speech.represent:

7) Sound,light and radio waves are examples of

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

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

10) Layer that is responsible for transferring frames is

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

12) The_________layer is the layer closest to the transmission medium

13) A network that covers a limited geographic distance such as an office is called:

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

15) Segmentation and reassembly is the responsibility of:

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

17) The typical fiber optic cable consists of very narrow strand of glass called:

18) Which is NOT a LAN protocol?

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

20) A type of communication that sends that uses a clock to control timing of bits being sent is called:

21) The communication channels can be divided into_categories:

22) NIC allows direct connection to:

23) Each computer on a network is called a:

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

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

26) Digital signal represents a sequence of values.

27) Defacto means:

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

29) Which problem occurs when two workstations on shared Ethernet try to access LAN at the same time

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

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

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

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

34) Ethernet, Token bus and Token Ring have been defined by:

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

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

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

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

39) What type of network is the Internet?

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

41) The ITU was formerly known as:

42) Terminators are used in______ topology:

43) ASCII code was.developed by:

44) Physical path that connects the source and receiver is known as:

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

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

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

48) Which kind of signal is mostly required by telephone lines?

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

50) An important property of fiber optic cable is:

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

52) In a typical LAN, each computer on the network is connected through:

53) Star topology is less expensive than:

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

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

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

57) ISDN stands for:

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

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

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

61) Bps is short for:

62) Internet surfing is an example of:

63) Which type of network covers a small area?

64) People on LAN can share:

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

66) How many types of network standard are there

67) MAN stands for:

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

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

70) FTP stands for

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

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

73) Each set of bit pattern is called:

74) Mobile phone(Cellular) systems often use:

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

76) A LAN protocol in which all computers and devices on the network pass a special signal known as:

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

78) FDDI is a __________network.

79) In WAN, the communication software that allows a personal computer to appear as terminal is call

80) A LAN is a combination of:

81) OSI stands for:

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

97) IBM stands for:

98) Unicode uses:

99) Transmission from Earth to satellite is called:

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