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Digital Electronics

Digital Electronics
A gate is inhibited when its inhibit input is at logic 1. The gate is

 none of these
 OR
 NAND
 AND

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Digital Electronics
What will be Excess - 3 code for decimal ( 584 )?

  (1000 1011 0111).
 (1011 0111 1000).
 (1000 0111 1110).
  (0111 0100 1000).

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Digital Electronics
What is the Boolean expression for a two-input AND gate ?

 A + B
 A & B
 A.B
 A - B

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Digital Electronics
A D-flip-flop is said to be transparent when

 the output is HIGH
 the output is LOW
 the output follows clock
 the output follow input

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Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 NOR
 OR
 none of these
 NAND

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

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

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