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Digital Electronics

Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 64 × 4
 16 × 16
 256 × 1
 32 × 8

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Digital Electronics
A digital circuit that can store on bit is a

 registor
 XOR gate
 gate
 flip-flop

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Digital Electronics
A three-state buffer has the following output states

 High, Low, Float
 1, 0, float
 Set, Reset, Halt
 Both A and B

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Digital Electronics
A demultiplexer is a

 N-to-1 device
 1-to-1 device
 N-to-N device
 1-to-N device

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

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

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Digital Electronics
All the integers and decimal numbers are represented by

 odd numbers
 real numbers
 even numbers
 whole numbers

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MORE MCQ ON Digital Electronics

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