In order to add and join tables in a select query, depending on how a table is created, the primary key fields:

A) must be defined. B) may or may not be defined.
C) must be defined as a single field primary key. D) must not be defined.

B

Computer Science & Information Technology

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When multiple windows are open, ________ can be used to minimize all but the active window

Fill in the blank(s) with correct word

Computer Science & Information Technology

Near-field communications involve sending signals over distances of up to 100 meters.?

Answer the following statement true (T) or false (F)

Computer Science & Information Technology