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Digital Electronics

Digital Electronics
The output of a gate is HIGH when at least one of its inputs is LOW. It is true for

 NOR
 X-OR
 OR
 NAND

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Digital Electronics
When two n-bit binary numbers are added then the sum will contain at most

 (n + 2)-bit
 (n + n)-bit
 n-bit
 (n + 1)-bit

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Digital Electronics
The voltages corresponding to LOW and HIGH levels respectively are given below. Identify the voltages which correspond to positive logic system.

 1 V and -5 V
 5 V and 0 V
 0 V and 5 V
 –1.5 V and – 5 V

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Digital Electronics
A latch is ________ sensitive

 both level and edge
 None
 edge
 level

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Digital Electronics
A single flip-flop can be cleared (reset) to

 1
 Both A and B
 None
 0

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Digital Electronics
A hexadecimal odometer displays F 52 F. The next reading will be

F52E
F53F
G52F
F53O

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