Complete the sentence with appropriate words: The hardware is divided into three categories: (things that you plug into computers), internal components and

Who is responsible for whole computer systems
and networks? 
a) A system administrator
b) A Support technician
c) A Software developer
d) A web developer
102. Complete the sentence with appropriate ending.
A system administrator_____________.
a) deploys new software, looks after network security, sets up users accounts, 
updates software
b) makes notes during the meeting
c) plans and organizes the resources to complete a project
d) designs the website
103. Choose an appropriate definition to this word “
touchpad
”
a) Part of a laptop used instead of a mouse for moving the cursor
b) A device people wear on their heads that includes a microphone
c) A peripheral that is needed to hear music on your computer
d) A device that shows a copy of the computer’s screen on a large screen

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104. Choose an appropriate definition to this word “
stylus
”
a) A pen-shaped device sometimes used with some kinds of screens 
b) A device people wear on their heads that includes a microphone
c) A peripheral that is needed to hear music on your computer
d) A device that shows a copy of the computer’s screen on a large screen
105. Choose an appropriate definition to this word “
touch screen
”
a) A screen that can detect when and where a finger touches it
b) A device people wear on their heads that includes a microphone
c) Part of a laptop used instead of a mouse for moving the cursor
d) A device that shows a copy of the computer’s screen on a large screen
106. Choose an appropriate definition to this word “
headset”
a) A device people wear on their heads that includes a microphone
b) A screen that can detect when and where a finger touches it
c) Part of a laptop used instead of a mouse for moving the cursor
d) A device has functions such as scanning, copying and/or faxing
107. Choose an appropriate definition to this word “