The Boolean expression `P+bar(P)Q`, where P and Q are the inputs of the logic circuit, represents

The boolean expression ~ (p rArr (~ q)) is equivalent to

The Boolean expression -(p rArr(-q)) is equivalent to:

In the given circuit P and Q from the inputs. The output Y is

If the boolean expression ((p ^^ q) vv r) implies (p ^^ r) is false, then which of the following cannot represent ordered truth values of (p,q,r) ?

If the Boolean expression (p wedge q) ox (p o+ q) is a tautology ,then ox and o+ are respectively given by :

Express 0.6 in the form p/q where p and q are integers and q!=0