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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 31378 to it's decimal equivalent is

193110
None of these
163110
163210
153110

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Digital Computer Electronics
What table shows the electrical state of a digital circuit's output for every possible combination of electrical states in the inputs?

Function table
ASCII table
None of these
Truth table
Routing table

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

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

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Digital Computer Electronics
Which gates is known as universal gate?

XOR gate
NOT gate
NAND gate
None of these
AND gate

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Digital Computer Electronics
An AND gate has 7 inputs. How many input word are in its truth table?

None of these
64
32
128
16

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

6
None of these
5
3
2

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