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Digital Electronics

Digital Electronics
A device which converts 2421 code into 8421code is called a

 code encoder
 coder
 code converter
 code decoder

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Digital Electronics
What logic function is produced by adding inverters to the inputs of an OR gate?

 AND
 X-NOR
 NAND
 NOR

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

 K-Map
 Mapping
 T-Map
 Graphing

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Digital Electronics
When will be the output of an AND gate is HIGH if there are three inputs, A, B, and C ?

 A = 1, B = 1, C = 1
 A = 1, B = 1, C = 0
 A = 0, B = 0, C = 0
 A = 1, B = 0, C = 1

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Digital Electronics
A binary number system is of base ________

 2
 1
 4
 10

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

 8, 16
 6, 16
 16, 8
 12, 8

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