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

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 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

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 do you define a function in JavaScript?

A). function myFunction { }

B). function: myFunction() { }

C). function myFunction() { }

D). myFunction function() { }

Which of the following is a valid way to return multiple values from a function?

A). return a, b;

B). return [a, b];

C). return {a, b};

D). return (a, b);

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 call a method named greet that belongs to an object person?

A). person(greet);

B). person.greet();

C). greet.person();

D). call person.greet();

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

A). test

B). Hello

C). undefined

D). error

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) { }