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Digital Electronics

Digital Electronics
How many bits are required to store one BCD digit ?

 4
 2
 1
 3

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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 1’s complement is used to represent the numbers, then the range will be

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

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Digital Electronics
In binary number system the first digit (bit) from right to left is called as

 Last Bit
 MSB, Most Significant Bit
 First Bit
 LSB, Least Significant Bit

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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

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

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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
Counter is a

  both.
  none.
  combinational circuit.
  sequential circuit.

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