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Digital Electronics

Digital Electronics
A bubbled NAND gate is equivalent to a

 OR gate
 NOR gate
 X-OR gate
 NAND gate

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Digital Electronics
OR operation is equivalant to

 Intersection
 Union
 Both B and C
 Division

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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

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

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Digital Electronics
X = 01110 and Y = 11001 are two 5-bit binary numbers represented in 2’s complement format. The sum of X and Y in 2’s complement format using 6 bits is

 101001
 0001111
 100111
 001000

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Digital Electronics
Which of the following codes is known as the 8421 code?

 ASCII code
 Gray code
 BCD code
 XS-3 code

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Digital Electronics
Which is the example of digital device from the given option ?

 Microprocessors
 Record players
 Thermistors
 Sensors

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