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Digital Computer Electronics

Digital Computer Electronics
In boolean algebra, the times sign stands for the _____ operation

NAND
OR
None of these
NOR
AND

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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 _____

None of these
memory location
registers
address
chip

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Digital Computer Electronics
The two basic technologies for digital ICs are bipolar and MOS. Bipolar technology is preferred for_____ and _____ whereas MOS technology is better suited to LSI.

MSI, LSI
None of these
SSI, LSI
ECL, DTL
SSI, MSI

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

AND gate
OR gate
None of these
NAND gate
NOR gate

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Digital Computer Electronics
What is the 1's complement of 0000 1111 0010 1101 number?

1111 0000 1101 0010
None of these
1001 0010 1010 1100
1111 0000 0010 1101
1111 1100 1010 1100

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

555710
877110
778110
None of these
755110

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