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Digital Electronics

Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 4
 1
 3
 2

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Digital Electronics
The only function of NOT gate is to ___________.

None of these
Act as a universal gate
Stop signal
Invert input signal

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Digital Electronics
A flip flop is a _______ circuit.

 Combinational
 Sequential
 Both A and B
 None

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Digital Electronics
The code used for labeling the cells of a K-map is

 gray
 8-4-2-1 binary
 hexadecimal
 octal

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Digital Electronics
Why decoder is used in the digital electronics ?

 To convert non coded information into coded form
 It is used to separate address bus and data bus
None of these
 To convert coded information into non coded form

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Digital Electronics
2-out-of-5 code is

 non-weighted code
 self-complementing code
 alphanumeric code
 weighted code

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