The Full Stack Web Development - Getting Started With JavaScript

The video tutorial provides an overview of JavaScript, highlighting its role as a scripting, interpreted, and untyped language. It discusses ECMAScript standards and notable JavaScript versions, including ES5, ES6, and ES7. The tutorial covers basic syntax, variables, expressions, arrays, loops, objects, conditionals, and functions, offering a foundational understanding of JavaScript programming.

What is the primary use of JavaScript in web development?

• To manage databases

• To create interactive effects in the browser

• To style web pages

• To structure web content

Which of the following is NOT a characteristic of JavaScript?

• Compiled language

• Scripting language

• Interpreted language

• Untyped language

What is ECMAScript?

• A web development framework

• A set of rules standardized by ECMA International

• A type of database

• A JavaScript library

Which ECMAScript version introduced classes and arrow functions?

• ES-5

• ES-6

• ES-7

• ES-8

What keyword is used to declare a variable in JavaScript?

• let

• const

• var

• int

Which of the following is a correct way to create an array in JavaScript?

• var names = ("John", "Jane", "Doe");

• var names = ["John", "Jane", "Doe"];

• var names = {"John", "Jane", "Doe"};

• var names = <"John", "Jane", "Doe">;

What is the purpose of a loop in JavaScript?

• To execute a block of code once

• To define functions

• To execute a block of code multiple times as long as a condition is true

• To declare variables

How do you access the 'age' property of an object named 'person'?

• person.age

• person->age

• person[age]

• person:age

What is the purpose of a switch statement in JavaScript?

• To declare variables

• To execute a block of code based on a specific condition

• To define functions

• To iterate over arrays

Which of the following is a correct way to define a function in JavaScript?

• function sayHello() { console.log('Hello'); }

• def sayHello() { console.log('Hello'); }

• sayHello() => { console.log('Hello'); }

• function: sayHello() { console.log('Hello'); }