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Digital Electronics

Digital Electronics
Which of the logical operations is represented by the + sign in Boolean algebra ?

 NOT
 NAND
 AND
 OR

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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
 32
 32,768
 65,536

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Digital Electronics
In ULSI, the number of gate circuits per chip is

 1,00,000 to 10,00,000
 50,000 to 99,999
 > 1,00,000
 > 50,000

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Digital Electronics
AND operation is equivalant to

 Intersection
 Both B and C
 Division
 Union

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Digital Electronics
The address bus with a ROM of size 1024 × 8 bits is

 12 bits
 8 bits
 10 bits
 16 bits

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Digital Electronics
The number of Boolean functions that can be generated by n variables is equal to

2n-1
22n
2n
2n

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