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Digital Electronics

Digital Electronics
1 kb represents

 10,000 bytes
 1024 bytes
 1000 bytes
 100 bytes

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

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

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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
 32,768
 65,536
 32,767

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Digital Electronics
How many NOR gates are required to obtain AND operation?

 1
 3
 2
 4

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Digital Electronics
When will be the output of a NOT gate is HIGH ?

 the input is LOW
 the input is HIGH
 the input is HIGH and LOW
None of these

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Digital Electronics
9’s complement of 52784630 is

 47215369
 58326479
 57316379
 48225469

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