Q
How do you create a function expression in JavaScript?

Answer & Solution

Answer: Option A
Solution:
A function expression is created with var myFunction = function() { };.
Related Questions on Average

What is the correct syntax for defining a function in JavaScript?

A). function myFunction() { }

B). def myFunction() { }

C). func myFunction() { }

D). function: myFunction() { }

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

A). function => { }

B). () => { }

C). arrow function() { }

D). => function() { }

What is the difference between function declarations and function expressions?

A). Function declarations are hoisted, function expressions are not

B). Function expressions are hoisted, function declarations are not

C). Function declarations cannot take parameters

D). Function expressions cannot return values

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

A). function() { }();

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

C). function() { }();

D). function() ( ) { }

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

What is the scope of a variable declared inside a function?

A). Global

B). Local to the function

C). Local to the script

D). It depends on the variable type

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 define a function that takes parameters?

A). function myFunction[] { }

B). function myFunction(parameters) { }

C). function myFunction{parameters}

D). function myFunction((parameters)) { }

How do you call a function named myFunction?

A). call myFunction()

B). myFunction()

C). call function myFunction()

D). myFunction(call)

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

A). undefined

B). test

C). Hello

D). error