Practice for Exam

_____________:to join something (e.g. telephone, computer) to the main supply of power or to the main system.

______________: if a computer boots up, or if someone boots a computer up, it is turned on so that it is ready to use.

_______________: (American) , if a computer powers up, or if someone powers a computer up, it is turned on so that it is ready to use.

_____________: to turn on an electrical device by using a switch.

______________: to put your name into a computer so that you can start using it.

_____________: to make a copy of computer information so that you do not lose it.

_______________: to get into someone else’s computer system without permission in order to look at information or do something illegal.

______________: if a computer goes down, it stops working.

______________: to remove information stored on part of a computer (esp. memory, hard disk).

____________:appear suddenly

______________: to turn off an electrical device by using a switch.

______________ : to put information into a computer using a keyboard.