How do you invoke a method named greet on an object person?
A). person.greet;
B). person.greet();
C). greet(person);
D). persongreet;
How can you invoke a function named init only once when the script runs?
A). init;
B). (init)();
C). init();
D). function init() {}();
How can you invoke a function stored in a variable myFunc?
A). myFunc();
B). call myFunc;
C). myFunc[];
D). invoke(myFunc);
Which of the following correctly invokes a function with parameters?
A). function myFunc(a, b) { }; myFunc(a b);
B). function myFunc(a, b) { }; myFunc(a, b);
C). function myFunc(a b) { }; myFunc(a, b);
D). function myFunc(a, b) { }; myFunc[];
What is the output of var test = function() { return 5; }; console.log(test());?
A). test
B). 5
C). undefined
D). function
How do you define and invoke a function to calculate the square of a number in one step?
A). var square = function(n) { return n * n; }; square(5);
B). (function(n) { return n * n; })(5);
C). function square(n) { return n * n; } square(5);
D). var square = (n) { return n * n; }; square(5);
Which of these is the correct way to define and immediately invoke a function?
A). function() { return 1; };
B). (function() { return 1; })();
C). function() { return 1; }();
D). function {}()
What is the output of function sum(a, b) { return a + b; } console.log(sum(3, 4));?
A). 34
B). 7
C). undefined
D). sum
What is the output of function test() { return 2 + 2; } console.log(test());?
A). 22
B). 2 + 2
C). 4
D). test
How do you invoke a function named myFunction?
A). myFunction;
B). call myFunction();
C). myFunction();
D). myFunction[];