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Digital Electronics

Digital Electronics
The 2s complement of 17 is

 111110.
 110001.
  101111.
 101110.

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

 50,000 to 99,999
 > 10,000
 10,000 to 99,999
 < 10,000

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Digital Electronics
In digital systems, 1 byte is equal to ________ bit(s).

 4
 1
 2
 8

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

 NAND
 AND
 OR
 X-NOR

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Digital Electronics
Truth table is used to express

 Boolean map
 Boolean expression
 Boolean matrix
 Boolean addition

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 2’s complement is used to represent the numbers, then the range will be

 -128 to 128
 -256 to 255
 -128 to 127
 -256 to 256

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