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Digital Computer Electronics

Digital Computer Electronics
Which of the following Boolean algebra rules is wrong?

1 + A = 1
1 . x = 1
None of these
0 + A = A
A + A = A

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Digital Computer Electronics
Cyclic codes are used in

None of these
arithmetic and logical computation
data transfer
continuously varying signal representation
All of these

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Digital Computer Electronics
Instead of counting with binary numbers, a ring counter uses words that have a single high _____

bytes
gate
chip
bit
None of these

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Digital Computer Electronics
Conversion of binary number 1000112 to an octal number is

478
None of these
438
508
498

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Digital Computer Electronics
Conversion of decimal number 6710 to it's octal number equivalent is

None of these
998
1008
1098
1038

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Digital Computer Electronics
The 2's compliment of binary number 0.01011 is:

0.101
1.10101
1.101
None of these
0.10101

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