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Digital Electronics

Digital Electronics
A device which converts decimal number into BCD form is called

 multiplexer
 encoder
 decoder
 code converter

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Digital Electronics
The 1’s complement of 11010111 is

 11101000
 00101000
 10101000
 10101000

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Digital Electronics
Which of the following is known as a mod-2 adder?

 X-OR gate
 NAND gate
 X-NOR gate
 NOR gate

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Digital Electronics
A bubbled NAND gate is equivalent to a

 OR gate
 X-OR gate
 NOR gate
 NAND gate

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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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Digital Electronics
What is the gray code for the binary 101011?

 111110
 101011
 011111
 110101

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MORE MCQ ON Digital Electronics

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