3. a. 4, 1, 2, 3 c. 4, 3, 2, 1
b. 1, 2, 3, 4 d. 2, 1, 3, 4
4. a. The processing unit c. Storage is a location
controls all activities within which data, instruction and
the system. The CPU is an information are held for
example of a processor. It future use. It is the physical
has the same important as material that keeps keeps
the brain to human being. data, instruction and
information
b. any data or instructions d. Output is data that has
that we enter into the been processed into a
computer system for useful form, called
processing. There are four information
types of input: which are
text, graphic, audio and
video
