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Digital Electronics

Digital Electronics
A demultiplexer is a

 1-to-N device
 N-to-N device
 1-to-1 device
 N-to-1 device

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

 don’t care
 maxterm
 literal
 minterm

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

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

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Digital Electronics
A group of four bits is known as

 Word
 Byte
 Bit
 Nibble

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Digital Electronics
The output of a gate is HIGH if and only if all its inputs are LOW. It is true for

 NAND
 X-NOR
 NOR
 X-OR

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Digital Electronics
11001, 1001 and 111001 correspond to the 2’scomplement representation of the following set of numbers

 -7, -7 and -7 respectively
 25, 9 and 57 respectively
 -25, -9 and -57 respectively
 -6, -6 and -6 respectively

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