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Digital Computer Electronics

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

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

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Digital Computer Electronics
A combinational logic circuit which is used when it is desired to send data from two or more source through a single transmission line is known as

None of these
demultiplexer
decoder
encoder
multiplexer

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Digital Computer Electronics
Conversion of binary number 10100002 to an octal number is

1208
None of these
1018
1118
1198

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Digital Computer Electronics
The Gray code for decimal 7 is

100
None of these
1011
101
111

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

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

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Digital Computer Electronics
The simplified form of the Boolean expression (X + Y + XY)(X + Z) is

XY + YZ
X + Y + Z
X + YZ
None of these
XZ + Y

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