Computer Basic Information
Why is the width of the data bus so important to the processing speed of a computer?

The wider it is, the slower the computer's processing speed
The wider it is, the greater the computer's processing speed
The wider it is, the more data that can fit into main memory
The data bus isn't important to the processing speed of a computer
The narrower it is, the greater the computer's processing speed

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

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

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