Which of the following groups have only Output devices ?

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Third generation computers__________________?

A. Were the first to use integrated circuitry B. Used transistors insted of vaccum tubes C. Were the first to use built-in error detecting devices D. All of the above...

Codes consisting of bars or lines of varying widths or lenghts that are computer readable are known as__________________?

A. An ASCII code B. A magnetic tape C. An OCR scanner D. A bar code...

Information that comes from an external source and is fed into computer software is called ________________________?

A. Input B. Output C. Throughout D. Reports...

The name ‘Tim Cook’ is associated with__________________?

A. Google B. Apple Inc C. France as its Foreign Secretary D. Microsoft...

If a memory chip is volatile, it will _____________________?

A. explode if exposed to high temperatures B. lose its contents if currents it turned off C. be used for data storage only D. be used to both read and write data...