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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1368 to hexadecimal number is

50000000000000000
70000000000000000
5D16
5A16
None of these

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Digital Computer Electronics
Which of the following logic families use bipolar transistors?

GaAS
None of these
CMOS
NMOS
TTL

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Digital Computer Electronics
With an RS latch a high S and low R sets the output to _____ ; a low S and a high R _____ the output to low.

set, reset
high, reset
No change, set
None of these
Race, high

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Digital Computer Electronics
Conversion of binary number 1011102 to an octal number is

358
None of these
508
468
568

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Digital Computer Electronics
Which of the following logic expression is wrong?

1 + 1=0
1 + 1 + 1 = 1
1+0+1 = 1
None of these
1 + 0=1

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Digital Computer Electronics
In which of the following adder circuits, the carry look ripple delay is eliminated?

None of these
Parallel adder
Carry-look-ahead adder
Full adder
Half adder

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