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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 478 to its binary number is

1100112
11110112
1100112
None of these
1001112

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Digital Computer Electronics
The 7400 series, also called standard TTL, contains a variety of SSI and _____ chips that allow us to build all kinds of digital circuits and systems.

MOSFET
LSI
None of these
MSI
MOS

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

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

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Digital Computer Electronics
Conversion of decimal number 9910 to it's binary number equivalent is

1000112
11000112
11100012
111 10002
None of these

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Digital Computer Electronics
De Morgan's second therm says that NAND gate is equivalent to a bubbled _____ gate.

None of these
AND
XAND
XOR
OR

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Digital Computer Electronics
A flip-flop can store:

None of these
3 bits of data
2 bits of data
1 bits of data
4 bits of data

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