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Digital Computer Electronics

Digital Computer Electronics
Which gates is known as universal gate?

NAND gate
None of these
NOT gate
XOR gate
AND gate

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Digital Computer Electronics
A logic circuit which is used to change a BCD number into an equivalent decimal number is

code converter
multiplexer
encoder
decoder
None of these

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Digital Computer Electronics
In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

OR
AND
NOR
NAND
None of these

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Digital Computer Electronics
Conversion of an octal number 74328 to a binary number is

1100110101112
1111111110002
None of these
1111000110102
11110001101112

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Digital Computer Electronics
Conversion of decimal number 9910 to it's binary number equivalent is

1000112
111 10002
11100012
None of these
11000112

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Digital Computer Electronics
Conversion of an octal number 738 to binary number is

1110112
None of these
1111002
1101112
1100102

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