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Digital Electronics

Digital Electronics
XNOR followed by a NOT gate is equivalant to ________ gate

 XNOR
 OR
 NOR
 XOR

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Digital Electronics
Why decoder is used in the digital electronics ?

 It is used to separate address bus and data bus
 To convert coded information into non coded form
None of these
 To convert non coded information into coded form

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Digital Electronics
An AND gate can be imagined as

 switches connected in series
 switches connected in parallel
 transistors connected in series
 transistors connected in paralle

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

 011111
 111110
 101011
 110101

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Digital Electronics
Which of the following gates is known as a coincidence detector?

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

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Digital Electronics
(44)8 in BCD 8421 code is

 01100011
 01000100
 00100100
 00110110

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MORE MCQ ON Digital Electronics

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