1a )
An input device is any hardware device that
sends data to a computer , allowing you to
interact with and control the computer .
1b )
i ) key board
ii ) The mouse
1c )
i ) Logic gates are digital components that
typically work two levels of voltage and
determine how a component conducts
electricity .
ii ) Logic gates use Boolean equations and
switch tables.
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( 4a ) TABULATE
RAM : is the memory available for the operating
system, programs and processes to use when
the computer is running.
ROM: is the memory that comes with your
computer that is pre -written to hold the
instructions for booting-up the computer .
RAM : requires a flow of electricity to retain
data ( e .g. the computer powered on ) .
ROM: will retain data without the flow of
electricity ( e . g. when computer is powered off )
4b )
i ) Searching and Organizing
ii ) Ease of Access Center
iii ) Default Programs
iv ) Remote Desktop Connection
4c )
i ) antivirus programs
ii ) registry cleaners
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