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Digital Electronics

Digital Electronics
A debouncing circuit is

A monostable MV
A bistable MV
A latch
An astable MV

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Digital Electronics
The fan put of a 7400 NAND gate is

5TTL
10TTL
2TTL
8TTL

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Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 47,877
 48,877
 48,777
 none

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Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 2
 1
 4
 3

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Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 64 × 4
 256 × 1
 32 × 8
 16 × 16

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Digital Electronics
The X-OR and X-NOR gates can have how many inputs?

 2
 any number
 4
 1

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