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Digital Computer Electronics

Digital Computer Electronics
What is the hexadecimal equivalent of a binary number 10101111

9E
All of these
8C
AF
None of these

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Digital Computer Electronics
Conversion of binary number 10010102 to to its decimal number is

7210
7410
9710
None of these
6310

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Digital Computer Electronics
Conversion of binary number 11000112 to its decimal number is

9710
2910
None of these
9910
9310

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

None of these
XOR
inverter
XAND
AND

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Digital Computer Electronics
Subtraction of 1001011002 from 11101010102 is

10010111102
1101000012
11110111112
11110000012
None of these

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Digital Computer Electronics
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?

3
2
6
None of these
5

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