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Digital Electronics

Digital Electronics
The inputs of a NAND gate are connected together. The resulting circuit is ___________.

OR gate
NOT gate
AND gate
None of these

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

 NOR
 NAND
 X-OR
 OR

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Digital Electronics
The binary number 110011.11 is equivalent to decimal number

 51.75
 50.65
 51.65
 50.75

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Digital Electronics
2's Complement of 10101011 is

 10101100
 01010101
 10101011
 00111100

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Digital Electronics
The time required for a gate to change its output is called as

 Decay time
 start time
 propagation time
 run time

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Digital Electronics
The maximum positive and negative numbers that can be represented in one’s complement using n-bits are respectively

 None of these
 +(2n-1-1),-(2n-1-1)
 +(2n-1-1),-2n-1
 +2n-1,-(2n-1-1)

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