Computer Basic Information
What is backup?

Protecting data by copying it from the original source to a different destination
None of these
Accessing data on tape
Filtering old data from the new data
Adding more components to your network

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Computer Basic Information
Which of the following is true concerning personal computers?

None of these
They have been most successful in the home
Their future is not so bright owning to the improved cost-performance ratio of minis and mainframes
They decrease the demand for mainframe computers
The electronic spreadsheet has been a primary reason for their popularity

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