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Operating Systems Concepts - Engineering

Q1:

What is the name given to the values that are automatically provided by software to reduce keystrokes and improve a computer user's productivity?

A Defined values

B Fixed values

C Default values

D Special values

E None of the above

ANS:C - Default values

A default value is the value that is inserted into a column when an explicit value is not specified in an INSERT statement.

A default value can be a literal character string that you define or one of the following SQL constant expressions: USER.