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Quiz no 4

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

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2) Which of the following is the fastest communication mode

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3) The difference between ROM and RAM is:

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

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

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6) A bus line consists of:

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7) OSI reference model has:

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

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

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10) BCD code is a_

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

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12) Terminators are used in______ topology:

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13) Computer networks are the convergence of two important technologies

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

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15) The microphone converts the sound into:

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

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17) NIC allows direct connection to:

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

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19) The communication across WAN occurs using:

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20) System requirements are created during :

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21) XGA supports colors up to:

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

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

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24) Testing all program components together is called :

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

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

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27) How many types of Language tntmlator are there?

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

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29) CPU includes all of the following components EXCEPT

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

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

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32) The World Wide Web was introduced in:

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

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

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35) What layer of OSI models performs data compression?

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

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

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

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39) BCD stands for:

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40) How many characters can Unicode represcnt?

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

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42) Information technology is a combination of :

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

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44) Defacto means:

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45) TB is approximately :

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

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

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

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

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

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

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

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

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54) Cache memory works between:

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55) DSL stands for

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56) The resolution of a monitor depends on:

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57) Digital signals are commonly known as:

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58) Expansion cards are inserted into:

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59) Transmission media are usually categorized as_

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

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

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

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

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

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

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66) The services on the Internet include

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

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

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69) Hypertext document is also called:

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70) A disadvantage of the laser printer is that :

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

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

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

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

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

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76) Two dissimilar networks can be connected by a:

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77) The central processing unit:

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78) What happens first when CPU executes an instruction?

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

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

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

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

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

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

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85) What is another term for unguided media?

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

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87) EEPROM stand for

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

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

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

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91) Terminal is a:

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

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93) Exhaustive data gathering is done during :

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

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95) Who owns the Internet?

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

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97) A cathode-ray tube has a:

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98) FTP facility is used to:

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

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100) Which type of network covers a small area?

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