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Digital Electronics

Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 5050
 1010
 7070
 F0F0

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Digital Electronics
A signed integer has been stored in a byte using 2’scomplement format. We wish to store the same integer in 16-bit word. We should copy the original byte to the less significant byte of the word and fill the more significant byte with

 Complement of the MSB of the original byte
 0
 1
 Equal to the MSB of the original byte

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

 OR
 NAND
 AND
 NOR

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

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

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Digital Electronics
The NAND gate is AND gate followed by ___________.

OR gate
None of these
AND gate
NOT gate

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Digital Electronics
A combinational circuit can be designed using only

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

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