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Digital Computer Electronics

Digital Computer Electronics
Conversion of binary number 11000112 to hexadecimal is

None of these
6316
4616
5716
4016

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Digital Computer Electronics
Conversion of an octal number 1128 to hexadecimal number is

4A16
2016
None of these
1516
5A16

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Digital Computer Electronics
The NOR gate is logically equivalent to an OR gate followed by an _____

None of these
AND
inverter
XAND
XOR

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Digital Computer Electronics
Binary-Coded-decimal (BCD) numbers express each digit as a _____

nibble
byte
None of these
bit
All of these

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

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

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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.

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

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