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Digital Electronics

Digital Electronics
The number of digit 1 present in the binary representation of (3 × 512 + 7 × 64 + 5 × 8 + 3) is

 7
 8
 9
 6

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Digital Electronics
The largest positive number that can be stored in a computer that has 16-bit word length and uses two’s complement arithmetic is

 32,767
 65,536
 32,768
 32

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Digital Electronics
Which is the correct order of sequence for representing the input values in K-map?

(00, 01, 10, 11)
(00, 10, 01, 11)
(00, 01, 11, 10)
(00, 10, 11, 01)

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Digital Electronics
A read only memory in which the present contents must be erased before the new information can be stored is

 PROM
 ROM
 EAROM
All of these

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Digital Electronics
Which of the following operations is commutative but not associative?

 NAND
 X-OR
 OR
 AND

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Digital Electronics
A boolean function can be transformed into logical ________.

 map
 diagram
 matrix
 graph

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