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Digital Electronics

Digital Electronics
Complement of NOR and OR gate is ________ and ________ respectively.

 OR, NOR
 AND, NAND
 NOR, OR
 NAND, AND

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Digital Electronics
What logic function is produced by adding an inverter to each input and output of an AND gate?

 NOR
 NAND
 OR
 X-OR

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Digital Electronics
A Nibble is equal to ________ bit(s)

 4
 2
 1
 8

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Digital Electronics
A combinational circuit can be designed using only

 AND gates
 NOR gates
 OR gates
 OR and X-NOR gates

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Digital Electronics
Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is.

120 CPS
10 CPS
12 CPS
None of these

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Digital Electronics
In binary number system the first digit (bit) from right to left is called as

 Last Bit
 MSB, Most Significant Bit
 LSB, Least Significant Bit
 First Bit

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