Q
What will be the output of the following code: function test() { return 'Hello'; } alert(test());?

Answer & Solution

Answer: Option C
Solution:
The function test() returns 'Hello', so the alert will display 'Hello'.
Related Questions on Average

Which of the following is an example of an arrow function?

A). function => { }

B). () => { }

C). arrow function() { }

D). => function() { }

How can you assign a function to a variable?

A). var myFunc = function() { };

B). var myFunc = function { };

C). var myFunc function() { };

D). var function myFunc() { };

How do you define an Immediately Invoked Function Expression (IIFE)?

A). function() { }();

B). (function() { })();

C). function() { }();

D). function() ( ) { }

How do you call a function named myFunction?

A). call myFunction()

B). myFunction()

C). call function myFunction()

D). myFunction(call)

How can you define a function as a property of an object?

A). object.function = function() { };

B). object = { function() { } };

C). object: function() { };

D). object = { func: function() { } };

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();

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) { }

Which statement correctly defines a function named sum that returns the sum of two parameters a and b?

A). function sum(a, b) { return a + b; }

B). function sum(a, b) { a + b; }

C). function sum(a, b) return a + b;

D). function sum(a, b) { return (a + b) }

Which of the following is true about functions in JavaScript?

A). Functions cannot be nested

B). Functions can only have one parameter

C). Functions can be assigned to variables

D). Functions cannot return values

What is the purpose of the return statement in a function?

A). To output a value to the console

B). To exit a function and return a value

C). To pass a value to another function

D). To loop through a function