What is the scope of a variable declared within a function?
A). Global
B). Local
C). Block
D). Script
What happens if a function does not have a return statement?
A). It returns undefined
B). It throws an error
C). It returns null
D). It returns 0
How do you define a default parameter in a function?
A). function myFunction(param = 10) { }
B). function myFunction(param := 10) { }
C). function myFunction(param == 10) { }
D). function myFunction(param : 10) { }
How do you call a method named greet that belongs to an object person?
A). person(greet);
B). person.greet();
C). greet.person();
D). call person.greet();
Which keyword is used to return a value from a function?
A). return
B). give
C). send
D). output
How do you define a function in JavaScript?
A). function myFunction { }
B). function: myFunction() { }
C). function myFunction() { }
D). myFunction function() { }
How do you immediately invoke a function expression (IIFE)?
A). (function() { })();
B). function() { }();
C). (function() { }());
D). function() { }()
How do you create a function expression in JavaScript?
A). var myFunction = function() { };
B). var myFunction = function { };
C). var myFunction function() { };
D). var function myFunction() { };
What is the correct way to return an object from a function?
A). return object { };
B). return { };
C). return new Object { };
D). return object() { };
How can you store the result of a function in a variable?
A). var result = myFunction;
B). var result = myFunction();
C). var result = myFunction;()
D). var result: myFunction()