Networking

51) Three or more devices share a link in _____connection

Answer Is: (B) Multipoint

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52) How many bits are there in the Ethernet address?  

Answer Is: (B) 48 bits

Explanation:

53) A cable with single fiber optic core line surrounded by several layers of protective materials is  which type of cable?

Answer Is: (D) fiber optic cable

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54) In a client server network, the ports in the range of O to 1023 are which type of ports.

Answer Is: (C) well known ports

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55) The network connecting hosts located in several cities or nations is called? 

Answer Is: (B) WAN

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56) TCP/IP port number 13 is assigned for which protocol.

Answer Is: (A) daytime

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57) TCP/IP port number 7 is assigned for which protocol.

Answer Is: (B) echo

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58) Which is the sixth OSI model layer?

Answer Is: (B) presentation

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59) Full name MAC is _ ____

Answer Is: (D) Media Access Control 

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60) What is a Firewall in Computer Network? 

Answer Is: (B) An operating System of Computer Network 

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61) Which of the following is not the possible ways of data exchange? 

Answer Is: (B) Multiplex

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62) Which of the following is correct in CIDR? 

Answer Is: (D) There is no concept of class A, B, C networks

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63) The following term is not associated with DSL

Answer Is: (D) СМTS

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64) What is the typical range of Ephemeral ports? 

Answer Is: (D) 1024 to 65535

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65) Full name of W 3C is ______

Answer Is: (D) World Wide Web Consortium

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66) A list of protocols used by a system, one protocol per layer, is called

Answer Is: (B) protocol stack

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67) Which OSI model layer is deals with file sharing, video sharing, audio sharing,Browsing, etc.  using specific programs.

Answer Is: (C) application

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68) 14.23.120.8 address lies in which class

Answer Is: (A) class A

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69) Most of the wired network connections use_____

Answer Is: (A) Optical Fiber Cable (OFC)

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70) TCP/IP port number 18 is assigned for which protocol. 

Answer Is: (D) message send

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71) Which command is use, when connection to remote FTP server may be terminated (when using FTP).

Answer Is: (B) bye/ quit

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72) TCP/IP port number 109 is assigned for which protocol. 

Answer Is: (B) Post Office Protocol(POP)

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73) Which is the fourth OSI model layer?

Answer Is: (D) transport

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74) DHCP is the abbreviation of ______

Answer Is: (B) Dynamic Host Configuration Protocol 

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75) TCP/IP port number 118 is assigned for which protocol. 

Answer Is: (C) Structured Query Language(SQL)

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76) TCP/IP port number 25 is assigned for which protocol.

Answer Is: (B) Simple Mail Transfer Protocol(SMTP) 

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77) The node which connects one large network (a WAN, MAN, etc.) to another large network is  called?

Answer Is: (C) gateway

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78) How many layers are in the TCP/IP model?

Answer Is: (A) 4 layers

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79) How many layers are in OSI Reference Model has?

Answer Is: (D) 7

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80) The device which connects one Local Area Network to another Local Area Network is called? 

Answer Is: (D) bridge 

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81) Which topology is use, when all nodes are connected a common transmission line (backbone line with two or more end points)

Answer Is: (B) bus

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82) Which OSI model layer is controls addressing,routing and traffic control for data frame  transmission.

Answer Is: (C) network 

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83) TCP/IP port number 23 is assigned for which protocol. 

Answer Is: (A) Telnet

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84) The first Network

Answer Is: (D) ARPANET

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85) Which of the following is reliable communication?  

Answer Is: (A) TCP

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86) Full name of OSI model:

Answer Is: (B) Open System Interface

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87) Which OSI model layer is controls reliable transmission of data frames.

Answer Is: (B) data link layer

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88) The physical layer concerns with

Answer Is: (A) bit-by-bit delivery

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89) Which topology is use, when all nodes are connected to a central hub

Answer Is: (C) star

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90) What is the use of Routers?

Answer Is: (C) both a & b

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91) Which components requires in network connection to connect to each other.

Answer Is: (C) both a & b

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92) The device used to transfer data from one network to another network on the Intemet is called? 

Answer Is: (D) router

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93) ADSL is the abbreviation of 

Answer Is: (D) Asymmetric Digital Subscriber Line  

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94) The cable containing four pairs of twisted wires without any shielding foil for data transmission is which type of cable?

Answer Is: (A) unshielded twisted cable 

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95) Which topology covers security, robust and eliminating traffic factor?

Answer Is: (A) Mesh

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96) Which command is use, when working directory on the remote host can be changed? (when using FTP).

Answer Is: (C) cd

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97) Full name of FTP is_____

Answer Is: (A) File Transfer Protocol

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98) Which of the following is correct regarding Class B Address of IP address 

Answer Is: (A) Network bit - 14, Host bit - 16

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99) Which OSI model layer is controls transmission of bits of data?

Answer Is: (A) physical

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100) Connecting several computers and devices using wired or wireless technology is called?

Answer Is: (D) networking

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