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Digital Electronics

Digital Electronics
The number of rows in the truth table of a 4-input gate is

 4
 12
 16
 8

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Digital Electronics
ASCII and EBCDIC codes are

 numeric codes
 alphanumeric codes
 BCD codes
 error correcting codes

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Digital Electronics
An AND gate will function as OR if

All the inputs are ‘0’
All the inputs and outputs are complemente'
Either of the inputs is “1”
All the inputs to the gates are “1”

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Digital Electronics
The 1’s complement of 11010111 is

 11101000
 10101000
 10101000
 00101000

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Digital Electronics
AND-OR realization of a combinational circuit is equivalent to

 NAND-NOR realization
 NOR-NAND realization
 NAND-NAND realization
 NOR-NOR realization

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Digital Electronics
Truth table is used to express

 Boolean addition
 Boolean map
 Boolean expression
 Boolean matrix

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MORE MCQ ON Digital Electronics

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