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Digital Computer Electronics

Digital Computer Electronics
Which of the following Boolean algebra rules is wrong?

A + A = A
1 + A = 1
None of these
1 . x = 1
0 + A = A

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Digital Computer Electronics
A typical microcomputer may have up to 65,536 registers in its memory. Each of these registers, usually called a _____

address
None of these
chip
registers
memory location

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Digital Computer Electronics
Conversion of binary number 1011012 to its decimal number is

4510
None of these
4310
4710
4010

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

decoder
multiplexer
None of these
demultiplexer
encoder

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Digital Computer Electronics
How many outputs signals can a gate have?

one
both (a) and (b)
None of these
two only
more than one

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Digital Computer Electronics
Addition of 1101012 and 1011112 is

11010002
11101112
1100112
None of these
11001002

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