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Digital Electronics

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

 three
 two
 four
 one

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Digital Electronics
The only function of NOT gate is to ___________.

Invert input signal
None of these
Stop signal
Act as a universal gate

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Digital Electronics
What is mean by FPU

 floating parallel universal
 floating parallel unit
 floating point universal
 floating point unit

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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

 256 × 1
 64 × 4
 32 × 8
 16 × 16

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Digital Electronics
The time required for a gate to change its output is called as

 start time
 Decay time
 propagation time
 run time

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Digital Electronics
A latch is ________ sensitive

 edge
 None
 both level and edge
 level

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