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Digital Computer Electronics

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

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

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

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

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Digital Computer Electronics
The logic 1 in positive logic system is represented by:

lower voltage level
higher voltage level
None of these
negative voltage
zero voltage

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Digital Computer Electronics
Conversion of an octal number 1258 to its decimal number is

8710
None of these
8510
9910
9010

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Digital Computer Electronics
Conversion of hexadecimal number 1D7F16 to a decimal number is

None of these
778110
555710
755110
877110

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Digital Computer Electronics
Conversion of decimal number 2810 to it's octal number equivalent is

408
348
328
368
None of these

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