Digital Electronics
Why encoder is used in the digital electronics ?

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

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Digital Electronics
2421 code is

 non-weighted and non-self-complementing code
 weighted non-self-complementing code
 non-weighted self-complementing code
 weighted self-complementing code

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