The vi command :w !

a: saves the current file and overwrites the existing file
b: stops the write operation
c: saves in a file named w!
d: cancels the previous write command
e: none of the above


a: saves the current file and overwrites the existing file

Computer Science & Information Technology

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The difference between unary and binary operators is that binary operators

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The Access Save As option to back up a database

a. Back UpDatabase b. Save c. Save as Template

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The color of visited link text is defined in the ____________________ attribute.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

What type of sub-query is an embedded SELECT expression that returns one or more columns and zero to many rows?

a. Row sub-query b. Table sub-query c. Scalar sub-query

Computer Science & Information Technology