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Digital Computer Electronics

Digital Computer Electronics
The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.

binary
BCD
decimal
ASCE
None of these

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

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

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Digital Computer Electronics
The _____ is ultraviolet-light-erasable and electrically programmable. This allows the user to erase and store until programs and data are perfected.

None of these
ROM
RAM
EPROM
PROM

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Digital Computer Electronics
The Gray code for decimal 7 is

111
100
1011
101
None of these

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Digital Computer Electronics
What is the decimal equivalent of 210?

16
1000
1024
4096
None of these

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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
None of these
Carry-look-ahead adder
Full adder

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