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Digital Electronics

Digital Electronics
A device which converts BCD into octal is called

 decoder
 demultiplexer
 code converter
 encoder

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Digital Electronics
AND operation of (79)10 & (-56)10 is

 42H
 50H
 08H
 48H

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Digital Electronics
What is/are the configurable functions of each and every IOBs connected around the FPGA device from the operational point of view?

All of these
Bi-directional I/O pin access
Tristate output operation
Input operation

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Digital Electronics
An X-OR gate gives a high output

 for odd decimal value.
 if the decimal value of digital word is even
 if it has even number of 0s
 if there are odd number of 1s

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Digital Electronics
The number of digit 1 present in the binary representation of (3 × 512 + 7 × 64 + 5 × 8 + 3) is

 8
 7
 6
 9

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Digital Electronics
A device which converts 2421 code into 8421code is called a

 code encoder
 code decoder
 coder
 code converter

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MORE MCQ ON Digital Electronics

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