Digital Electronics
The Quine– McClusky method of minimization of a logic expression is a (i) graphical method (ii) algebraic method (iii) tabular method (iv) a computer-oriented algorithm The correct answers are

 (iii) and (iv)
 (ii) and (iv)
 (i) and (iii)
 (i) and (ii)

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

 three literals less than the total number of variables
 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

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