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Digital Electronics

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

 XS-3 code
 Gray code
 BCD code
 ASCII code

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Digital Electronics
X + X.Y = ?

 Y
 X
 1
 0

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Digital Electronics
The switch which clears a flip-flop is know as

 Reset
 Clear
 Both A and B
 None

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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
 423
 2201

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Digital Electronics
What logic function is produced by adding inverters to the inputs of an AND gate?

 NOR
 NAND
 OR
 X-OR

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Digital Electronics
Which is typically the longest: bit,byte,nibble,word?

 byte
 nibble
 bit
 word

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