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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1258 to its decimal number is

8510
9010
9910
None of these
8710

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Digital Computer Electronics
A demultiplexer is also known as

encoder
data selector
multiplexer
None of these
data distributor

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Digital Computer Electronics
A full-adder adds _____ bits, and producing a SUM and a _____

3, CARRY
8, SUBTRACTION
All of these
None of these
16, DIVIDE

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Digital Computer Electronics
Addition of 1101011012, 1110111012, 0001111112, 1001011012, 1111101112 is

10110101110102
11110110000102
10001010001012
None of these
10010000000102

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Digital Computer Electronics
The _____ gate has two or more input signals. All inputs must be high to get a high output

NOR
OR
NAND
AND
None of these

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Digital Computer Electronics
The 2764 is 65,536-bit EPROM organized as 8,192 words of 8 bits each. How many address lines does it have?

13
12
None of these
8
14

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