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Digital Computer Electronics

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

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

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Digital Computer Electronics
A microprocessor has memory locations from 0000 to 3FFF. Each memory location stores 1 byte. How bytes can the memory store? Express this in kilobytes?

None of these
4,095, 4K
16,384, 16K
46,040, 46K
32,740, 32K

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Digital Computer Electronics
Conversion of binary number 1011102 to an octal number is

508
358
568
None of these
468

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Digital Computer Electronics
Computer ICs work reliably because they are based on _____ design.

None of these
Two-stage
Top-bottom
System
Two-states

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Digital Computer Electronics
The octal equivalent of decimal 324.987 is

None of these
90.987
640.781
504.771
815.234

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Digital Computer Electronics
Conversion of binary number 1011012 to hexadecimal is

None of these
20000000000000000
3716
2D16
2716

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