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Digital Electronics

Digital Electronics
What are the values of R1 and R2 respectively in the expression (235)R1 = (565)10 = (1065)R2

 8, 16
 6, 16
 12, 8
 16, 8

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Digital Electronics
Unit distance code is the other name of

 sequential code
 self-complementing code
 cyclic code
 XS-3 code

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 OR
 X-OR
 X-NOR
 AND

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Digital Electronics
What is the Boolean expression for a two-input AND gate ?

 A - B
 A + B
 A.B
 A & B

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Digital Electronics
The decimal number 0.246 in binary is

 0.001101
 0.001111
 0.010111
 0.011011

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Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

 NAND gate
 X-NOR gate
 X-OR gate
 NOR gate

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