Digital Electronics
In K-map simplification, a group of four adjacent 1s leads to a term with

 two literals less than the total number of variables
 four literals less than the total number of variables
 one literal less than the total number of variables
 three literals less than the total number of variables

ANSWER DOWNLOAD EXAMIANS APP

Digital Electronics
2421 code is

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

ANSWER DOWNLOAD EXAMIANS APP