题目内容

When we want to open an item, we can point to the item, and ( ) the mouse.

A. right-click
B. click
C. double-click
D. drag

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Which of the following is not a desktop operating system?

A. Microsoft Windows
B. OS X
C. Linux
D. Android

Which of the following is a mobile operating system?

A. Microsoft Windows
B. OS X
C. Linux
D. Android

Which of the following is an operating system?

A. Microsoft Windows
B. OS X
C. Linux
D. Android
E. all of the above

Which program does not require an operating system to function.( )

A. Microsoft word
B. Micorsoft Powerpoint
C. firmware
D. Photoshop