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Digital Electronics

Digital Electronics
The NOR gate is OR gate followed by ___________.

None of these
AND gate
NAND gate
NOT gate

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Digital Electronics
Which of the following is not a transmission medium?

 Microwave systems.
  Modem.
 Telephone lines.
 Coaxial cables.

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 NAND
 NOR
 AND, OR, and NOT
 X-OR

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

 1000 to 10,000
 100 to 9,999
 100 to 999
 < 10,000

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Digital Electronics
Slowest memory element is

 Hard Drive
 ROM
 RAM
 Cache

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1000 0101 1001 0010
 1100 1011 1111 1001
 1100 1001 1111 1000
 1100 0111 1111 0011

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