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Digital Computer Electronics

Digital Computer Electronics
Which gates is known as universal gate?

NAND gate
None of these
XOR gate
AND gate
NOT gate

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Digital Computer Electronics
The term sum-of-products in boolean algebra means

The OR function of several OR functions
The AND function of several OR functions
The AND function of several AND functions
None of these
The OR function of several AND functions

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Digital Computer Electronics
Conversion of binary number 10010102 to to its decimal number is

None of these
6310
9710
7210
7410

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Digital Computer Electronics
What is the 2's complement of 0011 0101 1001 1100 number?

1100 1010 0110 0100
1100 1010 1100 1011
1100 1010 0110 0011
None of these
1100 1010 1111 1111

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Digital Computer Electronics
Which of the following logic families use bipolar transistors?

GaAS
CMOS
NMOS
None of these
TTL

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Digital Computer Electronics
A NOR gate recognizes only the input word whose bits are _____

0's
1's
None of these
0's and 1's
0's or 1's

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