Case 3-1
All computers require software to operate and perform basic tasks. System software is the software that controls a computer and allows you to use it. Systems software consists of the operating system and utility programs. Many operating systems have been in use since mainframe computers. Identify the facts on each operating system in the following questions.
Joe is using the Command Prompt window to perform some tasks on his computer. Joe is most likely using remnants of the _____.

A. ?UNIX operating system
B. ?Android operating system
C. ?Symbian operating system
D. ?Haiku operating system


Answer: A

Computer Science & Information Technology

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________ codes can be used to record Web addresses

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Restore points are created at regular intervals and just before you install software or hardware by what utility?

A. System Activation B. System Protection C. System Restoration D. System Prevention

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________ are nonprinting lines that indicate the 0 inch mark (center) of a slide

Fill in the blank(s) with correct word

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Which type of video port provides a digital-only signal?

A. DVI-I B. DVI-D C. DVI-A D. VGA

Computer Science & Information Technology