题目内容

Desktop, laptop, and tablet computers, and mobile devices are classified as _______.

A. mainframe computers
B. supercomputers
C. midrange computers
D. personal computers

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The most widely used handheld computers are _______.

A. laptops
B. smartphones
C. notebooks and laptops
D. tablets

A microcomputer that is smaller, lighter, and less powerful than a notebook, and that has a touch sensitive screen, is called a _______.

A. laptop
B. desktop
C. subnotebook
D. tablet

This computer component holds the program and data that is currently being processed.

A. RAM
B. ROM
C. Bus
D. Ports

Which of the following will not retain data after the computer is turned off?

A. DVD
B. RAM
C. ROM
D. Hard drive