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Digital Electronics

Digital Electronics
What logic function is produced by adding an inverter to each input and output of an AND gate?

 NAND
 OR
 X-OR
 NOR

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Digital Electronics
Logic circuits are

 digital circuits
 hybrid circuits
 none of these
 analog circuits

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Digital Electronics
The NAND-NAND realization is equivalent to

 AND-NOT realization
 OR-AND realization
 NOT-OR realization
 AND-OR realization

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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

 423
 2201
 1324
 4231

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Digital Electronics
A three-state buffer has the following output states

 High, Low, Float
 Both A and B
 1, 0, float
 Set, Reset, Halt

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Digital Electronics
The binary number designations of the rows and columns of the K-map are in

 BCD code
 Gray code
 binary code
 XS-3 code

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