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Digital Computer Electronics

Digital Computer Electronics
A logic circuit which is used to change a BCD number into an equivalent decimal number is

multiplexer
encoder
None of these
decoder
code converter

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Digital Computer Electronics
Conversion of decimal number 7110 to it's binary number equivalent is

1100112
None of these
1100112
11100112
10001112

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

NMOS
CMOS
GaAS
None of these
TTL

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Digital Computer Electronics
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?

5
None of these
2
6
3

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Digital Computer Electronics
If a microcomputer has a 64K memory, what are the hexadecimal notations for the first and last memory location?

0000, FFFF
0000, 9999
0, 64
None of these
0000, EEEE

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Digital Computer Electronics
An inverter is also called a _____ gate.

OR
None of these
AND
NOT
NAND

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