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Digital Computer Electronics

Digital Computer Electronics
For an input pulse train of clock period T, the delay produced by an n stage shift register is

nT
2nT
None of these
(n+l)T
(n-l)T

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Digital Computer Electronics
BCD numbers are useful whenever _____ information is transferred into or out of a digital system.

ASCII
binary
hexadecimal
None of these
decimal

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Digital Computer Electronics
What is the 2's complement of 0011 0101 1001 1100 number?

None of these
1100 1010 1111 1111
1100 1010 0110 0011
1100 1010 1100 1011
1100 1010 0110 0100

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Digital Computer Electronics
Instead of counting with binary numbers, a ring counter uses words that have a single high _____

None of these
bytes
gate
bit
chip

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

All of these
9E
None of these
AF
8C

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

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

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