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Digital Electronics

Digital Electronics
The logic expression A + B can be implemented by giving inputs A and B to a two-input

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

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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
 9
 7
 6

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Digital Electronics
A hexadecimal odometer displays F 52 F. The next reading will be

F52E
F53O
F53F
G52F

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Digital Electronics
A NAND gate is called a universal logic element because

All the minization techniques are applicable for optimum NAND gate realization
Many digital computers use NAND gates.
It is used by everybody
Any logic function can be realized by NAND gates alone

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Digital Electronics
In signed magnitude representation, the binary equivalent of 22.5625 is (the bit before comma represents the sign)

 1,10101.1001
 0,10110.1001
 1,10110.1001
 0,10110.1011

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Digital Electronics
Each term in the standard SOP form is called a

 literal
 minterm
 maxterm
 don’t care

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MORE MCQ ON Digital Electronics

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