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Digital Computer Electronics

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

11110001101112
None of these
1111111110002
1111000110102
1100110101112

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Digital Computer Electronics
Conversion of an octal number 1438 to hexadecimal number is

6016
5716
None of these
6316
5016

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Digital Computer Electronics
In which of the following adder circuits, the carry look ripple delay is eliminated?

None of these
Full adder
Carry-look-ahead adder
Half adder
Parallel adder

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Digital Computer Electronics
De Morgan's second therm says that NAND gate is equivalent to a bubbled _____ gate.

XAND
None of these
OR
XOR
AND

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

10001010001012
11110110000102
10010000000102
None of these
10110101110102

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Digital Computer Electronics
Conversion of a hexadecimal number 6316 to binary number is

11000112
None of these
11001112
1110112
11001112

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