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Digital Computer Electronics

Digital Computer Electronics
An XOR gate recognizes only words with an _____ number of 1's.

different
None of these
odd
All of these
even

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

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Digital Computer Electronics
The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.

ASCE
BCD
decimal
None of these
binary

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Digital Computer Electronics
Which of the following Boolean algebra rules is wrong?

None of these
A + A = A
1 + A = 1
0 + A = A
1 . x = 1

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Digital Computer Electronics
The maximum number of TTL loads that a TTL device can drive reliably over the specified temperature range is

universal logic circuit
bipolar
fanout
None of these
chip

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

778110
555710
755110
None of these
877110

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