Aiou Workshop 5403| Test 4

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

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

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

4) What is another term for unguided media?

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

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

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

8) One or more computers connected to a hub is called:

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

10) What layer of OSI models performs data compression?

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

12) MAN stands for:

13) BCD code is a_

14) Digital signals are commonly known as:

15) Terminators are used in______ topology:

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

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

18) Defacto means:

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

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

21) Each set of bit pattern is called:

22) BCD stands for:

23) An example of non-numerical data is:

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

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

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

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

28) Which of the following technique uses modulation?

29) Terminal is a:

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

31) Many networks include a central computer called:

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

33) An advantage of synchronous over asynchronous transmission is:

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

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

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

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

38) DSL stands for

39) Transmission from Earth to satellite is called:

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

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

42) OSI model was created by:

43) FDDI is a __________network.

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

45) NIC stands for:

46) Modem stands for:

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

48) ISDN stands for:

49) Star topology is less expensive than:

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

51) Select unguided media from the following:

52) The services on the Internet include

53) De Jure means

54) The communication across WAN occurs using:

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

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

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

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

59) NIC allows direct connection to:

60) LAN does not use:

61) Digital signal represents a sequence of values.

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

63) Segmentation and reassembly is the responsibility of:

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

65) How many types of network standard are there

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

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

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

69) The communication channels can be divided into_categories:

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

71) The most commonly used LAN protocol is:

72) What type of network is the Internet?

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

74) Route determination can be identified by:

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

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

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

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

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

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

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

82) OSI stands for:

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

84) Computer transmit data in the form of codes.

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

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

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

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

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

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

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

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

93) Which of the following topologies uses routers?

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

95) Television and radio broadcasts are examples of:

96) LAN stands for:

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

98) Internet surfing is an example of:

99) Which of the following is an internet protocol?

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