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Digital Electronics

Digital Electronics
A latch is ________ sensitive

 None
 level
 edge
 both level and edge

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Digital Electronics
The AND-OR realization of a combinational circuit requires three 3-input AND gates and one 3-input OR gate. This circuit can be designed using

 three 3-input OR gates and one 3-input AND gate
None of these
 four input NAND gates only
 three 3-input NAND gates and one 3-input NOR gate

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Digital Electronics
Which one of the following even parity codes are in errors. (I)100110010 (II)011101010 (III)10111111010001010

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

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Digital Electronics
An 8 × 4 ROM contains a decoder of size

 3 × 4
 3 × 8
 8 × 4
 8 × 8

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Digital Electronics
The main equation for a D flip flop is

 Q=0
 Q=D'
 Q=D
 Q=1

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Digital Electronics
A small circle or dot on top of an IC represents

 Pin13
 Pin2
 Pin1
 Pin14

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