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Digital Electronics

Digital Electronics
A bubbled NOR gate is equivalent to a

 X-OR gate
 NAND gate
 AND gate
 NOR gate

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Digital Electronics
The NOR-NOR realization is equivalent to

 OR-NOT realization
 AND-OR realization
 NOT-AND realization
 OR-AND realization

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Digital Electronics
In Boolean algebra, the bar sign (-) indicates ___________.

NOT operation
OR operation
None of these
AND operation

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Digital Electronics
What logic function is produced by adding an inverter to each input and output of an OR gate?

 NOR
 X-OR
 AND
 NAND

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Digital Electronics
A ROM has a 16-bit address bus. The number of locations in this memory is

 65536
 16
 32
 1024

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Digital Electronics
The binary equivalent of hexadecimal number 4F2D is

 0101 1111 0010 1100
 0100 1110 0010 1101
 0100 1111 0010 1100
 0100 1111 0010 1101

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