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DIGITAL COMPUTER ELECTRONICS

Digital Computer Electronics
The output of the following gate is 1 only if at least one of its inputs is 0.

None of these
NAND gate
AND gate
OR gate
NOR gate

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Digital Computer Electronics
The highest decimal number that can be represented with 10 binary digits is

None of these
1023
1024
All of these
512

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Digital Computer Electronics
The clock signals are used in sequential logic circuits

to carry serial data signals
to synchronize events in various parts of a system
to tell the time of the day
to tell how much time has elapsed since the system was turned on
None of these

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Digital Computer Electronics
In boolean algebra, the overbar stands for the NOT operation, the plus sign stands for the _____ operation.

OR
NOR
AND
NAND
None of these

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Digital Computer Electronics
The reduced form of the Boolean expression (A+B)(A+C) is:

A+B+C
A+BC
AC+B
AB+AC
None of these

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