What happens if a function is invoked without parentheses in an event handler like onclick='myFunction'?
A). The function is executed immediately
B). The function reference is assigned
C). An error is thrown
D). The function does not work
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 sayHi() { return 'Hi'; } alert(sayHi());?
A). sayHi
B). Hi
C). undefined
D). alert
Which of the following is an example of an Immediately Invoked Function Expression (IIFE)?
A). function() {}();
B). (function() {})();
C). function() {}
D). (function {})();
What is the result of invoking a function without parentheses, like myFunction?
A). The function gets executed
B). The function returns undefined
C). The function is referenced but not executed
D). The function throws an error
What does return without a value return?
A). 0
B). null
C). undefined
D). NaN
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[];
How can you invoke a function using the call method?
A). myFunction.call();
B). myFunction.call(this);
C). call.myFunction();
D). call(myFunction);
What does return do inside a function?
A). Stops the function
B). Returns a value to the caller
C). Both A and B
D). Declares a variable