Aiou Workshop 5403| Test 4

1) Which of the following is the fastest communication mode

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

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

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

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

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

7) Which of the following topologies uses routers?

8) Terminal is a:

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

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

11) Each computer on a network is called a:

12) A LAN is a combination of:

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

14) BCD stands for:

15) Which of the following is not a:data communication mode?

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

17) Sound,light and radio waves are examples of

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

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

20) What is another term for unguided media?

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

22) Two dissimilar networks can be connected by a:

23) Transmission media are usually categorized as_

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

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

26) NIC stands for:

27) The most commonly used LAN protocol is:

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

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

30) LAN stands for:

31) Which network covers a large area:

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

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

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

35) FTP facility is used to:

36) Which of the following devices uses parallel transmission?

37) FDDI is a __________network.

38) Transmission from Earth to satellite is called:

39) De Jure means

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

41) Which is the most common LAN topology?

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

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

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

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

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

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

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

49) EBCDIC is a

50) OSI reference model has:

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

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

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

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

55) Many networks include a central computer called:

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

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

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

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

60) A device used to connect similar networks is called:

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

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

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

64) Computer networks are the convergence of two important technologies

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

66) Which of the following technique uses modulation?

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

68) Which of the following converts digital signals to analog and analog to digital?

69) Bps is short for:

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

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

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

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

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

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

76) How many types of network standard are there

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

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

79) OSI stands for:

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

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

82) How many modes of data communication are available?

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

84) Which modem is used to transmit data signals through air instead of cable?

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

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

87) IBM stands for:

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

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

90) OSI model was created by:

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

92) BCD code is a_

93) Which of the following is not a communication media?

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

95) A collection of related web pages is called:

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

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

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

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

100) Which of the following is communications device