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Digital Electronics

Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 AND, OR, and NOT
 NOR
 NAND
 X-OR

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Digital Electronics
2's Complement of 10101011 is

 01010101
 10101011
 10101100
 00111100

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Digital Electronics
The logic expression A + B can be implemented by giving inputs A and B to a two-input

 X-NOR gate
 NOR gate
 X-OR gate
 NAND gate

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Digital Electronics
Switching circuits are

 digital circuits
 hybrid circuits
 none of these
 analog circuits

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Digital Electronics
Which of the following logic circuits is the fastest ?

 TTL.
 DTL.
 All have same speed.
 RTL.

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Digital Electronics
The decimal equivalent of hexadecimal number of 2A0F is

 17670
 10767
 17607
 17067

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MORE MCQ ON Digital Electronics

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