What happens when JavaScript function reaches a return statement Mcq?

What happens when JavaScript function reaches a return statement?

When a return statement is used in a function body, the execution of the function is stopped. If specified, a given value is returned to the function caller. For example, the following function returns the square of its argument, x , where x is a number. If the value is omitted, undefined is returned instead.

What is the use of a return statement in a function Mcq?

The return statement causes the function to stop executing and to return the value of its expression (if any) to the caller.

Do functions in JavaScript necessarily return a value Mcq?

Do functions in JavaScript necessarily return a value? Explanation: Functions generally have a return statement and hence usually returns a value.

Which type of JavaScript language is Mcq?

Explanation: JavaScript is not a full-blown OOP (Object-Oriented Programming) language, such as Java or PHP, but it is an object-based language.

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Do you always have to return something from a function?

NO, a function does not always have to have an explicit return statement. If the function doesn’t need to provide any results to the calling point, then the return is not needed.

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

A return statement ends the execution of a function, and returns control to the calling function. Execution resumes in the calling function at the point immediately following the call. A return statement can return a value to the calling function.

What is the difference between a function and a method Mcq?

Function — a set of instructions that perform a task. Method — a set of instructions that are associated with an object.

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

What is the purpose of the Return statement in a function? The Return statement specifies the value that the function returns to the part of the program that called the function. When the Return statement is executed, it causes the function to terminate and return the specified value.

What are the after triggers?

Explanation: The triggers run after an insert, update or delete on a table. They are not supported for views. … Explanation: AFTER TRIGGERS can be classified further into three types as: AFTER INSERT Trigger, AFTER UPDATE Trigger, AFTER DELETE Trigger.

Do functions in JavaScript return a value?

Like the program itself, a function is composed of a sequence of statements called the function body. Values can be passed to a function, and the function will return a value. In JavaScript, functions are first-class objects, because they can have properties and methods just like any other object.

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What is called the functions with no return value?

Correct Option: A

Void functions does not return a value. Functions with no return value are sometimes called procedures.

What is the basic difference between JavaScript and Java?

Key differences between Java and JavaScript: Java is an OOP programming language while Java Script is an OOP scripting language. Java creates applications that run in a virtual machine or browser while JavaScript code is run on a browser only. Java code needs to be compiled while JavaScript code are all in text.

What is the main use of JavaScript Mcq?

JavaScript is ______ Side Scripting Language. To add interactivity to HTML Pages. JavaScript is an ________ language. There are 5 questions to complete.


A Application
C Programming
D None of These

What is the main use of JavaScript?

JavaScript is a text-based programming language used both on the client-side and server-side that allows you to make web pages interactive. Where HTML and CSS are languages that give structure and style to web pages, JavaScript gives web pages interactive elements that engage a user.

Where should JavaScript be inserted?

the correct place to insert a JavaScript is ? the correct place to insert a JavaScript is The section & The section.

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