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Digital Computer Electronics

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

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

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Digital Computer Electronics
Conversion of a octal number 638 to its decimal number is

5310
5710
6110
5110
None of these

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Digital Computer Electronics
A combinational logic circuit which generates particular binary word or number is

decoder
encoder
demultiplexer
None of these
multiplexer

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Digital Computer Electronics
What is the hexadecimal equivalent of a binary number 10101111

AF
All of these
9E
8C
None of these

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Digital Computer Electronics
Convert the 1000 0000 0000 1111 signed binary number to decimal number.

None of these
30
-15
-30
15

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Digital Computer Electronics
An OR gate can be imagined as

switches connected in parallel
switches connected in series
None of these
All of these
MOS transistors connected in series

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MORE MCQ ON Digital Computer Electronics

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