Book: 1st Year Introduction to Computer KPK mcqs

#101 ________ works by using the shared public infrastructure while maintaining privacy through security procedures.

A)   LAN
B)   WAN
C)   VPN
D)   MAN
Answer:   C

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#102 which of the following topology is most expensive implement ?

A)   Star Topology
B)   Bus Topology
C)   Ring Topology
D)   Mesh Topology
Answer:   D

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#103 How many layers does the OSI model consist of ?

A)   4
B)   5
C)   8
D)   7
Answer:   D

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#104 How many layers does the OSI model consist of ?

A)   4
B)   5
C)   8
D)   7
Answer:   D

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#105 which layer of OSI model decided which physical path-way the data should take to reach the destination ?

A)   Transport layer
B)   presentation layer
C)   network layer
D)   session layer
Answer:   D

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#106 which layer of OSI model decided which physical path-way the data should take to reach the destination ?

A)   Transport layer
B)   presentation layer
C)   network layer
D)   session layer
Answer:   D

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#107 ____________ Topology each node (computer server peripheral etc) attaches to a common cable.

A)   Star
B)   Tree
C)   Ring
D)   Mesh
Answer:   C

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#108 The frequency range of radio signal is between 3 KHz to ________ GHz.

A)   1
B)   2
C)   3
D)   4
Answer:   A

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