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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Computer Basic Information
What is backup?

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

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Computer Basic Information
Which of the following places the common data elements in order from smallest to largest?

character, record, field, database, file
character, file, record, field, database
Bit, byte, character, record, field, file, database
None of these
character, field, record, file, database

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