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Digital Electronics

Digital Electronics
An OR gate has 6 inputs. The number of input words in its truth table are

128
32
6
64

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Digital Electronics
A half adder is a ________ circuit.

 Both A and B
 None
 Sequential
 Combinational

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Digital Electronics
The fan put of a 7400 NAND gate is

2TTL
5TTL
8TTL
10TTL

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Digital Electronics
Which of the following BCD codes with an odd parity bit included in the end of code group, have error in the code? (I)1001010110000 (II)0100011101100 (III)0111110000011 (IV)1000011000101

 Both (I) & (II)
 Only (II)
 Both (I)&(IV)
 Both (II)&(III)

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Digital Electronics
Complement of XNOR and NOR is ________ and ________ respectively.

 NOR, XNOR
 XOR, NOR
 XOR, OR
 OR, NOR

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Digital Electronics
ASCII code is a

 10-bit code
 8-bit code
 5-bit code
 7-bit code

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MORE MCQ ON Digital Electronics

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