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Digital Computer Electronics

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

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

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Digital Computer Electronics
What logic function is produced by adding an inverter to each input and the output of an AND gate?

OR
None of these
NAND
NOR
XOR

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Digital Computer Electronics
Conversion of an octal number 1428 to binary number is

11000102
None of these
11011012
11000112
1101102

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Digital Computer Electronics
Conversion of decimal number 9310 to hexadecimal number is

3116
None of these
6216
2D16
5D16

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

None of these
demultiplexer
multiplexer
decoder
encoder

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Digital Computer Electronics
Conversion of an octal number 1438 to its decimal number is

10710
9010
None of these
97110
9910

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