70-consists of an entire set of objects, observations, scores that have something in common.
a-the range.
b-sample.
c-population.
d-the mode.
71-……….is a key concept in typing.
a-home row.
b-keyboard.
c-left hand pinky.
d-no answer.
72-the…….key always pressed by pinky finger:
a-alt.
b-shift.
c-enter.
d-space.
73-we can pressed…..key by left hand index:
a-s
b-a
c-H
d-F
74-we can pressed…..key by left hand ring:
a-s
b-a
c-L
d-F
75-……..this term refers to the intangible instructions that tell hardware what to do:
a-software.
b-hardware.
c-information technology.
d-answer.
76-…..this term refers to all the physical parts of computer:
a-software.
b-hardware.
c-information technology.
d-no answer.