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Digital Electronics

Digital Electronics
At which the digital data can be applied to a a gate is known as ________ frequency.

 Propagation
 Operating
 Truth
 Run-time

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Digital Electronics
If a Hexadecimal number needs to convert to binary. For each hexadecimal digit, there will be how many bits

 1
 4
 8
 2

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Digital Electronics
When will be the output of an exclusive-OR gate is HIGH ?

 The inputs are different
 All inputs are HIGH
 The inputs are equal
 All inputs are LOW

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Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 two
 three
 one
 four

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Digital Electronics
In Boolean algebra AND is represented by

 +
 -
 /
 ×

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 2’s complement is used to represent the numbers, then the range will be

 -128 to 128
 -128 to 127
 -256 to 256
 -256 to 255

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