Computer Basic Information
The input unit of a computer

All of these
retrieves data from CPU
None of these
directs all other units
feeds data to the CPU or memory

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Computer Basic Information
Super-computers

Can now fit on a single silicon chip
Are found at thousands of sites around the world
Are not fast enough for some applications
Are usually designed to process accounting applications
None of these

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Computer Basic Information
The MS-DOS operating system is a .....

command-driven interface, single-tasking operating system
graphical user interface, multi-tasking operating system
graphical user interface, single-tasking operating system
command-driven interface, multi-tasking operating system
None of these

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