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Digital Computer Electronics

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

OR
AND
NAND
NOR
None of these

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Digital Computer Electronics
A typical microcomputer may have up to 65,536 registers in its memory. Each of these registers, usually called a _____

registers
chip
None of these
memory location
address

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Digital Computer Electronics
Conversion of an octal number 478 to its binary number is

1100112
1100112
None of these
1001112
11110112

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Digital Computer Electronics
Which of the following logic families has the highest noise immunity?

TTL
RTL
HTL
None of these
DTL

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Digital Computer Electronics
The radix of the binary number is:

1
None of these
10
3
2

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Digital Computer Electronics
The 2's compliment of binary number 0.01011 is:

None of these
0.10101
1.101
0.101
1.10101

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