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Digital Electronics

Digital Electronics
Maximum number in decimal that can be represented by 4 bits (binary) is

 15
 16
 7
 4

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Digital Electronics
The 1’s complement of 11010111 is

 00101000
 10101000
 10101000
 11101000

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Digital Electronics
X = 01110 and Y = 11001 are two 5-bit binary numbers represented in 2’s complement format. The sum of X and Y in 2’s complement format using 6 bits is

 001000
 100111
 101001
 0001111

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Digital Electronics
A sequence of binary digits is known as

 input string
 byte string
 word string
 bit string

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Digital Electronics
A gate is disabled when its disable input is at logic 0. The gate is

 OR
 AND
 NOR
 none of these

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Digital Electronics
A bubbled AND gate is equivalent to a

 NOR gate
 X-OR gate
 NAND gate
 OR gate

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MORE MCQ ON Digital Electronics

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