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Digital Electronics

Digital Electronics
The X-OR and X-NOR gates can have how many inputs?

 1
 4
 2
 any number

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Digital Electronics
It is desired to have a 64 × 8 ROM. The ROMs available are of 16 × 4 size. The number of ROMs required will be

 6
 2
 8
 4

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Digital Electronics
Which of these sets of logic gates are designated as universal gates?

 XOR, NOR, NAND.
 NOR, NAND, XNOR.
 OR, NOT, AND.
 NOR, NAND.

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Digital Electronics
The NAND gate can function as a NOT gate if

 all inputs are connected together
 one input is set to 1
 inputs are left open
 one input is set to 0

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Digital Electronics
How many input and output required for multiplexer ?

 One input and many output
None of these
 One input and one output
 Many input and one output

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Digital Electronics
Which of the following logic circuits is the fastest ?

 All have same speed.
 RTL.
 DTL.
 TTL.

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MORE MCQ ON Digital Electronics

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