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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1438 to hexadecimal number is

5716
6016
6316
5016
None of these

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Digital Computer Electronics
The EXCLUSIVE - NOR gate is equivalent to an _____ gate followed by an invertor.

None of these
AND
NAND
OR
XOR

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Digital Computer Electronics
What does 4k represent?

40
4000
4096
400
None of these

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Digital Computer Electronics
A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.

negative, positive
None of these
positive, negative
hexa, sign
sign, hexa

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Digital Computer Electronics
The digits used in a binary number system are _____ and _____

9 and 0
3 and 4
0 and 1
None of these
1 and 2

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Digital Computer Electronics
A typical microcomputer may have up to 65,536 registers in its memory. Each of these registers, usually called a _____

chip
registers
memory location
address
None of these

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