- Digital Electronics

Electronics and Communication Engineering (ECE) : Digital Electronics - Quiz(MCQ)

Each hexadecimal digit can be represented as a sequence of three binary symbols

In a positional number system, each symbol represents the same value irrespective of its position

It is not always possible to find the exact binary

The highest symbol in a position number system as a value equal to the number of symbols in the system

Correct Answer : Option () :

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Two 16 : 1 and one 2 : 1 multiplexers can be connected to form a

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16 : 1 multiplexer

32 : 1 multiplexer

64 : 1 multiplexer

Correct Answer : 32 : 1 multiplexer

If interrupt service request have been received from all of the following interrupts, then which one will be serviced last?

RST 5.5

RST 6.5

RST 7.5

None of the above

Correct Answer : RST 5.5

Which liquid crystal is used for LCD display?

Mercury

Aqua regia

Liquid boron

Pneumatic fluid

Correct Answer : Pneumatic fluid