Answer: "║"(OR) logical operator
Explanation: "ll" logical is used for defining the OR logical condition.This condition returns a value of true or false according to given expression.This expression can work on the Boolean variables only.
In this operator if any argument turn out to be true , the value returned is true otherwise the answer returned will be false.It also features that if the left side of this operator is true then the right sub-part of it's not evaluated as it becomes true overall.
Example of expression-> x ║ y ;