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Digital Electronics

Digital Electronics
A device which converts decimal number into BCD form is called

 encoder
 multiplexer
 decoder
 code converter

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Digital Electronics
In Boolean algebra A.A is equal to

 A²
 1
 A
 2A

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Digital Electronics
The maximum positive and negative numbers which can be represented in two’s complement form using n bits are respectively,

 +(2n-1-1),-2n-1
 +2n-1,-2n-1
 +2n-1,-(2n-1+1)
 +(2n-1-1),-(2n-1-1)

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Digital Electronics
A boolean function can be transformed into logical ________.

 graph
 matrix
 diagram
 map

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Digital Electronics
Which of the following shows the correct attachment of even parity bit to the data 00001001?

 000001001
 100001001
 000010010
 000010011

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Digital Electronics
An 8-square is called

 an octet
 a pair
 a cube
 a quad

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