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Digital Electronics

Digital Electronics
A device which converts BCD into octal is called

 encoder
 decoder
 code converter
 demultiplexer

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Digital Electronics
A demultiplexer is a

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

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Digital Electronics
Simplified form of the function f = (x+y+xy)(x+z)

 y+xz
 x+yz
 x+xyz
 x+y

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Digital Electronics
If in a base b number system, 54/4=13, the base of the number is

 6
 9
 8
 7

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Digital Electronics
If J = K (J and K are shorted) in a JK flip-flop, what circuit is made

 SR flip-flop
 Shorted JK flip-flop
 K flip-flop
 T flip-flop

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

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

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