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Digital Electronics

Digital Electronics
The main equation for a D flip flop is

 Q=1
 Q=D'
 Q=D
 Q=0

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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

 0001111
 001000
 101001
 100111

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Digital Electronics
An 8-square is called

 a pair
 a cube
 a quad
 an octet

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Digital Electronics
The number of digit 1 present in the binary representation of (3 × 512 + 7 × 64 + 5 × 8 + 3) is

 8
 9
 6
 7

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Digital Electronics
A new Binary Coded Pantry (BCP) number system is proposed in which every digit of a base-5 number is represented by its corresponding 3-bit binary code. For example, the base-5 number 24 will be represented by its BCP code 010100. In this numbering system,the BCP code 100010011001 corresponds to the following number in base-5 system

 4231
 1324
 2201
 423

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

 XS-3 code
 ASCII code
 Gray code
 BCD code

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