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Aiou Workshop 5403| Test 4

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

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2) The_________layer is the layer closest to the transmission medium

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3) Frequency is measured in:

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

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5) Project 802 defines standard for which layers of the OSI model:

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

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7) People on LAN can share:

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8) FTP stands for

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

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10) Layer that is responsible for transferring frames is

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11) Which of the following technique uses modulation?

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

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

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14) Which type of data consists of words,sentences and paragraphs?

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15) Which of the following is the fastest communication mode

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

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17) Digital signals are commonly known as:

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18) Which is the most common LAN topology?

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

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20) Which of the following topologies uses routers?

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21) Which type of network covers a small area?

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

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

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24) code is 7-bit or.8-bit code.

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25) An advantage of synchronous over asynchronous transmission is:

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26) Segmentation and reassembly is the responsibility of:

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

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

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29) LAN stands for:

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

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31) Transmission from Earth to satellite is called:

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32) The music and speech.represent:

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

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34) ASCII code was.developed by:

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

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

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37) The process of transferring a file from remote computer to local computer on network is called

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38) Internet surfing is an example of:

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

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40) A LAN is a combination of:

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

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42) Analog signal is measured in:

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43) An example of non-numerical data is:

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

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

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46) OSI reference model has:

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47) The communication channels can be divided into_categories:

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48) Route determination can be identified by:

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

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50) Which network covers a large area:

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51) All of the following are elements of data communication system EXCEPT:

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

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

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

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

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

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

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58) How many characters can Unicode represcnt?

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59) What type of network is the Internet?

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

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

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

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63) Defacto means:

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64) A collection of related web pages is called:

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

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66) LAN does not use:

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67) Which of the following is an internet protocol?

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

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

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

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71) OSI model was created by:

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

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

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

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75) EBCDIC is a

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76) Which is NOT a LAN protocol?

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77) IBM stands for:

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78) What is another term for unguided media?

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

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

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

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

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83) The most commonly used LAN protocol is:

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

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

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86) Which of the following is communications device

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

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

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89) The communication across WAN occurs using:

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

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91) Television and radio broadcasts are examples of:

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92) The second layer of OSI model is

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93) Data is transmitted block by block in: .

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94) Select unguided media from the following:

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

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

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

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98) Digital signal represents a sequence of values.

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

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100) Which multiplexing technique shifts each signal to a different carrier frequency?