Abstract classes do not necessarily have:

a. A 0 pointer in their vtable.
b. A virtual function prototype with the notation = 0.
c. Zero instances of their class.
d. Zero references to their class.


d. Zero references to their class.

Computer Science & Information Technology

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This term is a technique that uses radio waves to track and identify people, animal, objects, and shipments. This is done by the principle of modulated backscatter.

What will be an ideal response?

Computer Science & Information Technology

Networks that contain two or more bridges use the ____ algorithm to bridge frames and to set up a system of checks performed by bridges.

A. shortest path B. spanning tree C. RIP D. CRC

Computer Science & Information Technology

While a query column's width can be changed in the design grid, it will return to its original width when the query is closed

Indicate whether the statement is true or false

Computer Science & Information Technology

A ____ is an item that is a visible part of a graphical user interface.

A. property B. control C. class D. library

Computer Science & Information Technology