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

2) Which of the following is the fastest communication mode

3) The difference between ROM and RAM is:

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

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

6) A bus line consists of:

7) OSI reference model has:

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

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

10) BCD code is a_

11) The type of conversion in which a subset of users migrate to new system while others continue to use

12) Terminators are used in______ topology:

13) Computer networks are the convergence of two important technologies

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

15) The microphone converts the sound into:

16) Transfers data between main memory and I/O devices without using CPU?

17) NIC allows direct connection to:

18) Which computer memory is used to store programs and data being processed by the

19) The communication across WAN occurs using:

20) System requirements are created during :

21) XGA supports colors up to:

22) Which type of flat-panel computer screen provides the highest-quality image?

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

24) Testing all program components together is called :

25) The network that connects different campuses of a college in city is an example of:

26) The binary number 0 and 1 is represented by a :

27) How many types of Language tntmlator are there?

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

29) CPU includes all of the following components EXCEPT

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

31) Which of the following memories allows simultaneous read and write operations?

32) The World Wide Web was introduced in:

33) CPU places address in______if memory location is to be read:

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

35) What layer of OSI models performs data compression?

36) Which of the following is used to find information on the World Wide Web?

37) Which component is used to connect different parts of computer together?

38) What type of device translates data into a form that we can understand?

39) BCD stands for:

40) How many characters can Unicode represcnt?

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

42) Information technology is a combination of :

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

44) Defacto means:

45) TB is approximately :

46) The most widely used secondary storage in a comuter is :

47) The hardware device that temporarily holds data and program is called :

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

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

50) Which of the following is NOT an example of System software :

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

52) Which type of printer operates most like a photocopy machine :

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

54) Cache memory works between:

55) DSL stands for

56) The resolution of a monitor depends on:

57) Digital signals are commonly known as:

58) Expansion cards are inserted into:

59) Transmission media are usually categorized as_

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

61) An online area where users write discussions about a particular subject is called:

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

63) The type of reader commonly used to read bank checks is a (n).

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

65) An important characteristic of RAM is that it is.

66) The services on the Internet include

67) All of the following are examples of pointing devices EXCEPT :

68) A computer can be linked to the Internet through:

69) Hypertext document is also called:

70) A disadvantage of the laser printer is that :

71) The type of conversion in which both new and old systems operate together for a period of time is :

72) Which one look like credit card that contains thin microprocessor and memory embedded in it:

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

74) The step that translates instruction into individual commands is called:

75) A standard IP address is composed of a total of:

76) Two dissimilar networks can be connected by a:

77) The central processing unit:

78) What happens first when CPU executes an instruction?

79) Which memory retains its contents without constant electronic refreshment:

80) Which of the following is mostly used on different products in the market?

81) The hardware component that permanently holds data and program is called :

82) The process of modifying information system to meet changing needs is called :

83) Which of the following keys is used to cancel an operation :

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

85) What is another term for unguided media?

86) The bus used to connect the CPU to memory on the system board is called:

87) EEPROM stand for

88) The four numbers in an IP address are called::

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

90) Every host computer on the Internet has a(n):

91) Terminal is a:

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

93) Exhaustive data gathering is done during :

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

95) Who owns the Internet?

96) Was a wide area network connecting a small number of users.

97) A cathode-ray tube has a:

98) FTP facility is used to:

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

100) Which type of network covers a small area?