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Digital Computer Electronics

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

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

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Digital Computer Electronics
Express -7 as 16-bit signed binary numbers.

0111 0000 0000 0001
0000 0000 0000 0111
0111 0000 0000 0000
1000 0000 0000 0111
None of these

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Digital Computer Electronics
_____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.

None of these
MOSFET, PMOS
PMOS, CMOS
NMOS, PMOS
NMOS, CMOS

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Digital Computer Electronics
Conversion of decimal number 9910 to hexadecimal number is

816
6316
6116
None of these
5016

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Digital Computer Electronics
A half-adder adds _____ bits

2
8
None of these
16
10

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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.

LSI
None of these
MSI
MOSFET
MOS

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