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Digital Electronics

Digital Electronics
The fan put of a 7400 NAND gate is

2TTL
5TTL
8TTL
10TTL

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Digital Electronics
The number 10000 would appear just immediately after

All of these
FFFF (hex)
1111 (binary)
7777 (octal)

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

 < 50
 12 to 99
 50 to 100
 < 500

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Digital Electronics
Which of the following is a self-complementing code?

 XS-3 code
 cyclic code
 Hamming code
 Gray code

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Digital Electronics
Which one of the following is an invalid state in 8-4-2-1 binary coded decimal counter

 1001
 0011
 1100
 1000

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Digital Electronics
Unit distance code is the other name of

 XS-3 code
 cyclic code
 sequential code
 self-complementing code

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