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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1348 to a binary number is

10110112
10111002
1100112
11011002
None of these

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Digital Computer Electronics
Conversion of hexadecimal number 93FA16 to it's binary number equivalent is

10010011111110100
1100111111100110
1111100001112
1.001001111111E+17
None of these

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Digital Computer Electronics
Which of the following is a universal gate?

EX-OR
AND
NAND
None of these
OR

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Digital Computer Electronics
If a microcomputer has a 64K memory, what are the hexadecimal notations for the first and last memory location?

None of these
0000, FFFF
0, 64
0000, EEEE
0000, 9999

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Digital Computer Electronics
How many full and half-adders are required to add 16-bit numbers?

1 half-adders, 15 full-adders
8 half-adders, 8 full-adders
4 half-adders, 12 full-adders
None of these
16 half-adders, no full-adders

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

None of these
11110110000102
10110101110102
10010000000102
10001010001012

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