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Digital Electronics

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

 XOR
 XNOR
 OR
 NOR

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 OR
 AND
 X-OR
 X-NOR

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Digital Electronics
In binary number system the first digit (bit) from right to left is called as

 First Bit
 Last Bit
 MSB, Most Significant Bit
 LSB, Least Significant Bit

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Digital Electronics
(11011) 2 in BCD 8421 code is

 11011001
 00100111
 00011011
 01101100

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Digital Electronics
Which of the following gate is a two-level logic gate

NAND gate
OR gate
EXCLUSIVE OR gate
NOT gate

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Digital Electronics
In Boolean algebra AND is represented by

 -
 ×
 /
 +

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MORE MCQ ON Digital Electronics

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