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Digital Electronics

Digital Electronics
A group of four bits is known as

 Bit
 Word
 Byte
 Nibble

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Digital Electronics
What will be the Boolean expression for an inverter logic gate, where input is A and output is G ?

 A= G
 G = Ā
 G = A
None of these

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Digital Electronics
Maximum number in decimal that can be represented by 4 bits (binary) is

 16
 7
 15
 4

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Digital Electronics
The data bus width of a ROM of size 2048 × 8 bits is

 16
 8
 10
 12

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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 256
 -256 to 255
 -128 to 127

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Digital Electronics
Which of the following gates is known as anticoincidence detector?

 OR gate
 X-NOR gate
 AND gate
 X-OR gate

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