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Digital Electronics

Digital Electronics
The hex address of the 256th memory location is

 00FFF
 000FF
 00100
 001FF

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

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

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Digital Electronics
A half adder is a ________ circuit.

 Combinational
 Both A and B
 Sequential
 None

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Digital Electronics
For the design of a combinational circuit with four inputs using only NAND gates, the number of K-maps required for the simplification process is

 1
 2
 0
 4

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Digital Electronics
The output of a gate is LOW when at least one of its inputs is HIGH. This is true for

 NAND
 AND
 OR
 NOR

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Digital Electronics
The binary number designations of the rows and columns of the K-map are in

 XS-3 code
 Gray code
 BCD code
 binary code

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