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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1368 to hexadecimal number is

50000000000000000
5D16
70000000000000000
None of these
5A16

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Digital Computer Electronics
The 1's compliment of binary number 11010 is:

10
None of these
101
11101
110

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Digital Computer Electronics
A NOR gate recognizes only the input word whose bits are _____

None of these
0's
1's
0's or 1's
0's and 1's

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Digital Computer Electronics
If a microcomputer has a 64K memory, what are the hexadecimal notations for the first and last memory location?

0000, 9999
0000, FFFF
0000, EEEE
0, 64
None of these

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

A+BB+A
A+AA
None of these
(A+B)+CA+(B+C)
(B+C)(A.B)+(A.C)

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Digital Computer Electronics
Cyclic codes are used in

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

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