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Digital Computer Electronics

Digital Computer Electronics
Arithmetic operation are coded in

Decision symbols
Terminal symbols
Processing symbols
None of these
Input/Outpur(I/0)

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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

None of these
universal logic circuit
bipolar
fanout
chip

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

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

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Digital Computer Electronics
The simplified form of the Boolean expression (X + Y + XY)(X + Z) is

XY + YZ
X + YZ
XZ + Y
None of these
X + Y + Z

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Digital Computer Electronics
An AND gate has 7 inputs, what is the only input word that produces a 1 output?

1111
1111111
1110000
None of these

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Digital Computer Electronics
Conversion of binary number 111112 to an octal number is

428
358
328
378
None of these

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