Computer Basic Information
The real business and competitive value of information technology lies in:

The infrastructure of hardware, networks, and other it facilities that are commonly used by many companies.
The software application that are used by many companies.
The capabilities of software and the value of the information a business acquires and used.
The capabilities of the hardware and the speed at which it processes information.

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Computer Basic Information
Which of the following is not true of a magnetic disk?

All of these
It provides only sequential access to stored data
It does not provide an automatic audit trail
It is expensive relative to magnetic tape
Users can easily update records by writing over the old data

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