1 point What is the best definition of the Single Point Of Truth (SPOT) principle? every piece of information is stored in only one place a program only has one pointer at a time a programming language design decision should only have one rationale (point) std::point is a singleton object 2 point What is the term for the output of a C++ function? domain result operand return value 3 point What keyword indicates that a function does not return a value? noreturn null const void 1 point. Suppose that a program defines a function. How many times can main call the function? at most twice as many times as the declared arity of the function any number of times at most once never