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Digital Electronics

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

 minterm
 maxterm
 don’t care
 literal

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Digital Electronics
How many input and output required for demultiplexer ?

 one input and one output
 number of selection inputs and one output
 one input and many output
None of these

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Digital Electronics
Which of the following BCD codes with an odd parity bit included in the end of code group, have error in the code? (I)1001010110000 (II)0100011101100 (III)0111110000011 (IV)1000011000101

 Both (I)&(IV)
 Only (II)
 Both (I) & (II)
 Both (II)&(III)

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 1. The gate is either

 a NAND or an X-NOR
 a NAND or an AND
 a NAND or an X-OR
 a NOR or an X-NOR

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Digital Electronics
A graphical representation of a products in a truth table is called as

 Mapping
 K-Map
 Graphing
 T-Map

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Digital Electronics
The 1’s complement of 11010111 is

 11101000
 10101000
 10101000
 00101000

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