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Digital Electronics

Digital Electronics
The output of a gate is LOW when at least one of its inputs is HIGH. This is true for

 NAND
 OR
 AND
 NOR

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Digital Electronics
Which one of the following even parity codes are in errors. (I)100110010 (II)011101010 (III)10111111010001010

 Both (I)&(III)
 Only (III)
 Both (II)&(III)
 Only (II)

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Digital Electronics
What is/are the configurable functions of each and every IOBs connected around the FPGA device from the operational point of view?

Tristate output operation
Input operation
All of these
Bi-directional I/O pin access

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Digital Electronics
The output of a gate is LOW if and only if all its inputs are HIGH. It is true for

 NOR
 X-NOR
 NAND
 AND

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Digital Electronics
The logic expression A + B can be implemented by giving inputs A and B to a two-input

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

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 0. The gate is either

 an OR or an X-NOR
 a NAND or an X-OR
 an OR or an X-OR
 an AND or a NOR

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