What is the correct way to return an object from a function?
A). return object { };
B). return { };
C). return new Object { };
D). return object() { };
Which keyword is used to return a value from a function?
A). return
B). give
C). send
D). output
What is the scope of a variable declared within a function?
A). Global
B). Local
C). Block
D). Script
What is an anonymous function?
A). A function without a name
B). A function without parameters
C). A function without return value
D). A function without a body
How can you pass a function as an argument to another function?
A). function anotherFunction(function) { }
B). anotherFunction(function() { });
C). anotherFunction(myFunction);
D). function anotherFunction(myFunction()) { }
What is the correct syntax for invoking a function named myFunction?
A). call myFunction()
B). myFunction()
C). myFunction(call)
D). invoke myFunction()
How do you handle the returned value of a function that returns an object?
A). var obj = myFunction(); obj.key;
B). var obj = myFunction().key;
C). var obj = myFunction.key();
D). var obj.key = myFunction();
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 create a function expression in JavaScript?
A). var myFunction = function() { };
B). var myFunction = function { };
C). var myFunction function() { };
D). var function myFunction() { };
Which of the following can a JavaScript function return?
A). Only strings
B). Only numbers
C). Any data type
D). Nothing