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Digital Electronics

Digital Electronics
(44)8 in BCD 8421 code is

 01000100
 01100011
 00110110
 00100100

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Digital Electronics
One bit full adder has ________ outputs.

 2
 4
 3
 any number

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Digital Electronics
2's Complement of 10101011 is

 01010101
 00111100
 10101011
 10101100

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Digital Electronics
A digital voltmeter has a read out range from 0 to 999 counts, the resolution is

 1.1 V.
  1 mV.
 1 V.
 0.01 V.

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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

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

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Digital Electronics
If in a base b number system, 54/4=13, the base of the number is

 6
 9
 7
 8

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