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Digital Electronics

Digital Electronics
Which of the following is equivalant to an ODD function

 NOR
 XOR
 XNOR
 AND-NOR

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Digital Electronics
In ULSI, the number of gate circuits per chip is

 1,00,000 to 10,00,000
 50,000 to 99,999
 > 1,00,000
 > 50,000

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Digital Electronics
When will be the output of an OR gate is LOW ?

 When all inputs are HIGH
 When all input is LOW
 When any input is LOW
 When any input is HIGH

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Digital Electronics
The following code is not a BCD code.

 8421 code
 all of these
 XS-3 code
 Gray code

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Digital Electronics
Which of the following is known as a mod-2 adder?

 NOR gate
 NAND gate
 X-OR gate
 X-NOR gate

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Digital Electronics
In signed magnitude representation, the binary equivalent of 22.5625 is (the bit before comma represents the sign)

 1,10101.1001
 1,10110.1001
 0,10110.1001
 0,10110.1011

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