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Digital Electronics

Digital Electronics
Positive integers must be represented by

 unsigned number
 None of these
 signed numbers
 Both A and B

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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 byte is equal to ________ bits.

 32
 16
 4
 8

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Digital Electronics
9’s complement of 52784630 is

 48225469
 58326479
 47215369
 57316379

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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
LSI means

 Large Scale Invertor
 Large Scale Integration
 Large Symbol Invertor
 Large Symbol Integration

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