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Digital Computer Electronics

Digital Computer Electronics
The number of binary bits required to represent a hexadecimal digit is

None of these
4
6
3
8

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Digital Computer Electronics
Conversion of an octal number 1438 to its decimal number is

None of these
9910
10710
9010
97110

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Digital Computer Electronics
A shift register moves the _____ left or right. Serial loading means storing a word in a shift register by entering _____ bit per clock pulse. With parallel or broadside loading, it takes only one _____ pulse to load the input word.

None of these
right, eight, clock
light, eight, clock
bits, one, register
bits, one, clock

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Digital Computer Electronics
What logic function is produced by adding an inverter to each input and the output of an AND gate?

NOR
None of these
NAND
OR
XOR

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Digital Computer Electronics
Multiplication of 1112 by 1012 is

1012
None of these
1000112
1111002
1100112

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Digital Computer Electronics
Which of the following logic families has the highest noise immunity?

TTL
None of these
DTL
HTL
RTL

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