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Digital Electronics

Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 none of these
 OR
 NAND
 NOR

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Digital Electronics
The AND-OR realization of a combinational circuit requires three 3-input AND gates and one 3-input OR gate. This circuit can be designed using

None of these
 four input NAND gates only
 three 3-input NAND gates and one 3-input NOR gate
 three 3-input OR gates and one 3-input AND gate

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Digital Electronics
How many numbers are used in the decimal number system?

 1 to 10
 0 to 10
 0 to 9
None of these

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Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 7070
 5050
 1010
 F0F0

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Digital Electronics
An EPROM

 is of random-access type
All of these
 is non volatile
 is programmable

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Digital Electronics
The decimal number 0.246 in binary is

 0.001101
 0.011011
 0.001111
 0.010111

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