Q
How do you define a default parameter in a function?

Answer & Solution

Answer: Option A
Solution:
Default parameters are defined using param = value in the function signature.
Related Questions on Average

Which keyword is used to declare a function in JavaScript?

A). func

B). function

C). def

D). declare

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

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

How do you call a function named myFunction?

A). call myFunction()

B). myFunction()

C). call function myFunction()

D). myFunction(call)

How do you create a function expression in JavaScript?

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

B). function myFunction = { };

C). function = myFunction() { };

D). var function() = myFunction { };

What is a method in JavaScript?

A). A function stored as a property of an object

B). A variable declared within a function

C). A keyword used to define a function

D). A loop within a function

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

A). function() { }();

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

C). function() { }();

D). 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 write an anonymous function in JavaScript?

A). function() { }

B). function anonymous() { }

C). func() { }

D). function: anonymous() { }

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

A). function myFunction() { }

B). def myFunction() { }

C). func myFunction() { }

D). function: myFunction() { }