One gigahertz (GHz) equals how many ticks of the system clock per second?

A. one thousand
B. one million
C. one billion
D. one trillion


Answer: C

Computer Science & Information Technology

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Refering to the accompanying figure, which callout points to the Italic button?

A. E B. B C. D D. A

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An operating system uses BIOS or device drivers to manage hardware devices.

a. true b. false

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If you do not take deliberate steps in your code to handle exceptions, Visual Basic "handles" them for you.

Answer the following statement true (T) or false (F)

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In a wired network a ____ is a hardware device that joins multiple computers within one local area network (LAN).

A. bridge B. router C. gateway D. switch

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