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Digital Electronics

Digital Electronics
Which of the following is 2’s complement of +12?

 00001100
 01110011
 00001000
 00000011

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Digital Electronics
In the toggle mode a JK flip-flop has

 J = 1, K = 1.
 J = 0, K = 1.
 J = 0, K = 0.
 J = 1, K = 0.

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Digital Electronics
The difference between the diagram of a NOR and OR gate is

 OR is more squared than NOR
 NOR has got a bubble at its output terminal
 OR is more oval than NOR
 OR has got a bubble at its output terminal

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Digital Electronics
Slowest memory element is

 RAM
 ROM
 Hard Drive
 Cache

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Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 48,777
 none
 48,877
 47,877

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Digital Electronics
AND-OR realization of a combinational circuit is equivalent to

 NAND-NOR realization
 NAND-NAND realization
 NOR-NOR realization
 NOR-NAND realization

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MORE MCQ ON Digital Electronics

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