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Digital Computer Electronics

Digital Computer Electronics
The m-bit parallel adder consists of:

m-1 full adders
(m+1) full adders
None of these
m full adders
m/2 full adders

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Digital Computer Electronics
_____ has become the most widely used bipolar family.

ECL
DTL
MOS
None of these
TTL

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

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

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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?

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

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Digital Computer Electronics
Which function positive logic is equivalent to OR function in negative logic?

AND
OR
NOT
NOR
None of these

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Digital Computer Electronics
Conversion of binary number 11000112 to an octal number is

1408
1438
1498
1478
None of these

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