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Digital Computer Electronics

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

None of these
AF
All of these
8C
9E

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Digital Computer Electronics
A NOR gate has two or more input signals. All input must be _____ to get a high output

high
low
1's
None of these
some low some high

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Digital Computer Electronics
Conversion of an octal number 1428 to binary number is

1101102
11000102
11000112
11011012
None of these

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Digital Computer Electronics
Semiconductor memory is:

somewhat slower than magnetic core memory
None of these
somewhat larger than the magnetic core memory
All of these
a volatile memory

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Digital Computer Electronics
Conversion of binary number 11000112 to an octal number is

1438
1408
1498
1478
None of these

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Digital Computer Electronics
How many inputs signals can a gate have?

more than one
both (a) and (b)
one
two only
None of these

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