JavaScript Interview Masterclass Top 200 Questions & Answer

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Files Included :

1 Introduction of jаvascript Interview Course.mp4 (59.18 MB)
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1 Error Handling- Introduction.mp4 (8.61 MB)
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2 Q87 What is Error Handling in JS.mp4 (6.36 MB)
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3 Q88 What is the role of finally block in JS.mp4 (9 MB)
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4 Q89 What is the purpose of the throw statement in JS.mp4 (11.13 MB)
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5 Q90 What is Error propagation in JS.mp4 (5.23 MB)
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6 Q91 What are the best practices for error handling.mp4 (6.09 MB)
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7 Q92 What are the different types of errors In JS.mp4 (8.04 MB)
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1 Objects - Introduction.mp4 (9 MB)
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10 Q101 What is the difference between deep copy and shallow copy in JS.mp4 (23.1 MB)
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11 Q102 What is Set Object in JS.mp4 (18.63 MB)
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12 Q103 What is Map Object in JS.mp4 (9.36 MB)
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13 Q104 What is the difference between Map and Object in JS.mp4 (5.6 MB)
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2 Q93 What are Objects in JS.mp4 (10.55 MB)
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3 Q94 In how many ways we can create an object.mp4 (12.23 MB)
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4 Q95 What is the difference between an array and an object.mp4 (5.22 MB)
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5 Q96 How do you add or modify or delete properties of an object.mp4 (2.86 MB)
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6 Q97 Explain the difference between dot notation and bracket notation.mp4 (9.95 MB)
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7 Q98 What are some common methods to iterate over the properties of an object.mp4 (10.32 MB)
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8 Q99 How do you check if a property exists in an object.mp4 (8.83 MB)
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9 Q100 How do you clone or copy an object.mp4 (13.66 MB)
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1 Events - Introduction.mp4 (8.31 MB)
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10 Q113 What is the use of this keyword in the context of event handling in JS.mp4 (2.91 MB)
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11 Q114 How to remove an event handler from an element in JS.mp4 (6.03 MB)
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2 Q105 What are Events How are events triggered.mp4 (9.91 MB)
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3 Q106 What are the types of events in JS.mp4 (8.81 MB)
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4 Q107 What is Event Object in JS.mp4 (16.84 MB)
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5 Q108 What is Event Delegation in JS.mp4 (12.63 MB)
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6 Q109 What is Event Bubbling In JS.mp4 (11.12 MB)
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7 Q110 How can you stop event propagation or event bubbling in JS.mp4 (10.31 MB)
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8 Q111 What is Event Capturing in JS.mp4 (12.04 MB)
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9 Q112 What is the purpose of the event preventDefault() method in JS.mp4 (6.57 MB)
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1 Closures - Introduction.mp4 (9.48 MB)
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2 Q115 Explain the concept of Lexical Scoping.mp4 (7.46 MB)
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3 Q116 What is Closure.mp4 (10.65 MB)
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4 Q117 What are the benefits of Closures.mp4 (30.87 MB)
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5 Q118 What is the concept of Encapsulation in the context of closures.mp4 (7.93 MB)
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6 Q119 What are the disadvantage or limitations of Closures.mp4 (6.26 MB)
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7 Q120 How can you release the variable references or closures from memory.mp4 (2.83 MB)
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8 Q121 What is the difference between a Regular Function and a Closure.mp4 (5.36 MB)
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1 Asynchronous programming – Basics - Introduction.mp4 (10.21 MB)
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2 Q122 What is asynchronous programming in JS What is its use.mp4 (22.79 MB)
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3 Q123 What is the difference between synchronous and asynchronous programming.mp4 (11.69 MB)
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4 Q124 What are the techniques for achieving asynchronous operations in JS.mp4 (2.69 MB)
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5 Q125 What is setTimeout() How is it used to handle asynchronous operations.mp4 (15.68 MB)
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6 Q126 What is setInterval() How is it used to handle asynchronous operations.mp4 (10.2 MB)
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7 Q127 What is the role of callbacks in fetching API data asynchronously.mp4 (17.61 MB)
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8 Q128 What is callback hell How can it be avoided.mp4 (15.01 MB)
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1 Asynchronous Programming - Promises - Introduction.mp4 (9.26 MB)
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2 Q129 What are Promises in jаvascript.mp4 (19.07 MB)
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3 Q130 How to implement Promises in jаvascript.mp4 (18.28 MB)
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4 Q131 When to use Promises in real applications.mp4 (3.87 MB)
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5 Q132 What is the use of Promise all() method.mp4 (18.08 MB)
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6 Q133 What is the use of Promise race() method.mp4 (11.82 MB)
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7 Q134 What is the difference between Promise all() and Promise race().mp4 (10.05 MB)
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1 Asynchronous Programming – Async Await - Introduction.mp4 (5.3 MB)
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2 Q135 What is the purpose of async await Compare it with Promises.mp4 (34.11 MB)
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3 Q136 Explain the use of async and await keywords in JS.mp4 (23.56 MB)
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4 Q137 Can we use async keyword without await keyword and vice versa.mp4 (4.8 MB)
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5 Q138 How do you handle errors in async await functions.mp4 (3.18 MB)
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1 Browser APIs & Web Storage - Introduction.mp4 (7.46 MB)
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10 Q147 What is the difference between cookies and web storage.mp4 (8.15 MB)
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11 Q148 When to use cookies and when to use web storage.mp4 (5.58 MB)
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2 Q139 What is a window object.mp4 (5.4 MB)
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3 Q140 What are Browser APIs in JS.mp4 (19.04 MB)
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4 Q141 What is Web Storage, and its use How many types of web storage are there.mp4 (14.07 MB)
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5 Q142 What is Local Storage How to store, retrieve and remove data from it.mp4 (18.05 MB)
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6 Q143 What is Session Storage How to store, retrieve and remove data from it.mp4 (14.36 MB)
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7 Q144 What is the difference between LocalStorage and Sessionstorage.mp4 (17.35 MB)
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8 Q145 How much data can be stored in localStorage and sessionstorage.mp4 (1.77 MB)
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9 Q146 What are cookies How do you create and read cookies.mp4 (13.8 MB)
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1 Classes, Constructors, this & Inheritance - Introduction.mp4 (4.59 MB)
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2 Q149 What are Classes in JS.mp4 (22.23 MB)
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3 Q150 What is a constructor.mp4 (4.81 MB)
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4 Q151 What are constructor functions.mp4 (4.75 MB)
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5 Q152 What is the use of this keyword.mp4 (8.63 MB)
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6 Q153 Explain the concept of prototypal inheritance.mp4 (13.82 MB)
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1 ECMAScript & Modules - Introduction.mp4 (8 MB)
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2 Q154 What is ES6 What are some new features introduced by it.mp4 (5.49 MB)
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3 Q155 What are Modules in JS.mp4 (17.56 MB)
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4 Q156 What is the role of export keyword.mp4 (3.81 MB)
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5 Q157 What are the advantages of modules.mp4 (3.37 MB)
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6 Q158 What is the difference between named exports and default exports.mp4 (5.95 MB)
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7 Q159 What is the difference between static and dynamic imports.mp4 (7.44 MB)
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8 Q160 What are module bundlers.mp4 (8.47 MB)
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1 Introduction - Basics.mp4 (10.45 MB)
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10 Q9 What are operators What are the types of operators in JS.mp4 (4.56 MB)
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11 Q10 What are the types of conditions statements in JS.mp4 (21.45 MB)
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12 Q11 What is a loop What are the types of loops in JS.mp4 (8.9 MB)
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13 Q12 What are Functions in JS What are the types of function.mp4 (6.47 MB)
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14 Q13 What are Arrow Functions in JS What is it use.mp4 (11.18 MB)
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15 Q14 What are Arrays in JS How to get, add & remove elements from arrays.mp4 (20.07 MB)
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16 Q15 What are Objects in JS.mp4 (10.54 MB)
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17 Q16 What is Scope in jаvascript.mp4 (9.85 MB)
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18 Q17 What is Hoisting in jаvascript.mp4 (8.55 MB)
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19 Q18 What is Error Handling in JS.mp4 (6.5 MB)
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2 Q1 What is jаvascript What is the role of jаvascript engine.mp4 (16.93 MB)
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20 Q19 What is JSON.mp4 (5.49 MB)
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21 Q20 What is asynchronous programming in JS What is its use.mp4 (22.78 MB)
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3 Q2 What are client side and server side.mp4 (7.84 MB)
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4 Q3 What are variables What is the difference between var, let, and const.mp4 (21.73 MB)
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5 Q4 What are some important string operations in JS.mp4 (20.37 MB)
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6 Q5 What is DOM What is the difference between HTML and DOM.mp4 (5.44 MB)
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7 Q6 What are selectors in JS.mp4 (5.44 MB)
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8 Q7 Difference getElementById, getElementsByClassName and get elementsByTagName.mp4 (26.36 MB)
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9 Q8 What are data types in JS.mp4 (7.58 MB)
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1 Security & Performance - Introduction.mp4 (5.92 MB)
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2 Q161 What is eval() function in JS.mp4 (3.14 MB)
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3 Q162 What is XSS (Cross-Site Scripting) attack.mp4 (5.48 MB)
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4 Q163 What is SQL Injection attack.mp4 (3.54 MB)
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5 Q164 What are some best practices for security in JS.mp4 (5.92 MB)
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6 Q165 What are the best practices for improving performance in JS.mp4 (13.74 MB)
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1 Scenario based – Tricky Short Questions - Introduction.mp4 (16.84 MB)
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2 Q166- Q185.mp4 (51.93 MB)
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1 Scenario based – Feature Development Questions - Introduction.mp4 (10.12 MB)
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10 Q194 How to use JS to dynamically update date in real time on webpage.mp4 (10.24 MB)
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11 Q195 Prevent a form from being submitted without required fields being filled.mp4 (5.25 MB)
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2 Q186 How to validate user input as they type in a form.mp4 (10.84 MB)
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3 Q187 How to implement pagination for displaying large sets of data.mp4 (14.39 MB)
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4 Q188 How to implement drag-and-drop functionality for elements on a web page.mp4 (8.68 MB)
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5 Q189 Feature that allows users to search for specific items in a large dataset.mp4 (7.61 MB)
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6 Q190 Feature that allows users to perform live search suggestions as they type.mp4 (11.67 MB)
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7 Q191 How to implement a real-time chat application using JS.mp4 (23.15 MB)
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8 Q192 Create an infinite scrolling using JS when a user reaches the webpage.mp4 (9.99 MB)
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9 Q193 Implement toggle switch to change the theme(lightdark mode) of a website.mp4 (9.01 MB)
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1 Coding - Introduction.mp4 (8.72 MB)
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10 Q204 Write a function to calculate the factorial of a number.mp4 (9.23 MB)
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11 Q205 Write a program to remove all whitespace characters from a string.mp4 (13.6 MB)
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12 Q206 Write a function to find the sum of all elements in an array.mp4 (3.87 MB)
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13 Q207 Write a function to find the average of an array of numbers.mp4 (3.14 MB)
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14 Q208 Write a function to sort an array of numbers in ascending order.mp4 (25.48 MB)
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15 Q209 Write a function to check if an array is sorted in ascending order or not.mp4 (12.97 MB)
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16 Q210 Write a function to merge two arrays into a single sorted array.mp4 (8.61 MB)
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17 Q211 Write a function to remove a specific element from an array.mp4 (14.44 MB)
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18 Q212 Write a function to find the second largest element in an array.mp4 (7.35 MB)
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19 Q213 Write a function to reverse the order of words in a given sentence.mp4 (4.78 MB)
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2 Q196 Write a function that returns the reverse of a string.mp4 (15.55 MB)
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20 Q214 Function to find the longest common prefix among an array of strings.mp4 (32.84 MB)
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21 Q215 Write a function to find the intersection of two arrays.mp4 (11.86 MB)
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22 Q216 Write a function to calculate the Fibonacci sequence up to a given number.mp4 (14.4 MB)
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3 Q197 Write a function that returns the longest word in the sentence.mp4 (15.51 MB)
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4 Q198 Function that checks whether a given string is a palindrome or not.mp4 (7.92 MB)
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5 Q199 Write a function to remove duplicate elements from an array.mp4 (33.74 MB)
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6 Q200 Write a function that checks whether two strings are anagrams or not.mp4 (13.29 MB)
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7 Q201 Write a function that returns the number of vowels in a string.mp4 (10.65 MB)
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8 Q202 Write a function to find the largest number in an array.mp4 (12.54 MB)
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9 Q203 Write a function to check if a given number is prime or not.mp4 (16.37 MB)
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1 Variables & Datatypes - Introduction.mp4 (13.79 MB)
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2 Q21 What are variables What is the difference between var, let, and const.mp4 (21.75 MB)
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3 Q22 What are data types in JS.mp4 (7.57 MB)
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4 Q23 What is the difference between primitive and non-primitive data types.mp4 (25.51 MB)
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5 Q24 What is the difference between null and undefined in JS.mp4 (15.84 MB)
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6 Q25 What is the use of typeof operator.mp4 (9.63 MB)
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7 Q26 What is type coercion in JS.mp4 (9.83 MB)
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1 Operators & Conditions - Introduction.mp4 (9.92 MB)
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2 Q27 What are operators What are the types of operators in JS.mp4 (4.57 MB)
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3 Q28 What is the difference between unary, binary, and ternary operators.mp4 (10.35 MB)
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4 Q29 What is short-circuit evaluation in JS.mp4 (14.35 MB)
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5 Q30 What is operator precedence.mp4 (4.58 MB)
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6 Q31 What are the types of conditions statements in JS.mp4 (21.43 MB)
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7 Q32 When to use which type of conditions statements in real applications.mp4 (30.69 MB)
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8 Q33 What is the difference between == and ===.mp4 (8.84 MB)
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9 Q34 What is the difference between Spread and Rest operator in JS.mp4 (23.02 MB)
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1 Arrays - Introduction.mp4 (12.49 MB)
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10 Q43 What is the difference map() and for Each() array methods of an Array.mp4 (19.69 MB)
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11 Q44 How to sort and reverse an array.mp4 (3.85 MB)
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12 Q45 What is Array Destructuring in JS.mp4 (9.23 MB)
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13 Q46 What are array-like objects In JS.mp4 (22.26 MB)
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14 Q47 How to convert an array-like object into an array.mp4 (11.33 MB)
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2 Q35 What are Arrays in JS How to get, add & remove elements from arrays.mp4 (20.09 MB)
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3 Q36 What is the indexOf() method of an Array.mp4 (3.15 MB)
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4 Q37 What is the difference between find() and filter() methods of an Array.mp4 (21.86 MB)
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5 Q38 What is the slice() method of an Array.mp4 (7.04 MB)
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6 Q39 What is the difference between push() and concat () methods of an Array.mp4 (9.81 MB)
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7 Q40 What is the difference between pop() and shift() methods of an Array.mp4 (9.63 MB)
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8 Q41 What is the splice() method of an Array.mp4 (24.38 MB)
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9 Q42 Difference between the slice() and splice() methods of an Array.mp4 (2.34 MB)
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1 Loops - Introduction.mp4 (7.98 MB)
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2 Q48 What is a loop What are the types of loops in JS.mp4 (8.9 MB)
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3 Q49 What is the difference between while and for loops.mp4 (13.08 MB)
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4 Q50 What is the difference between while and do-while loops.mp4 (9.3 MB)
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5 Q51 What is the difference between break and continue statement.mp4 (7.97 MB)
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6 Q52 What is the difference between for and for.of loop in JS.mp4 (9.11 MB)
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7 Q53 What is the difference between for.of and for.in loop.mp4 (8.75 MB)
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8 Q54 What is forEach method Compare it with for.of and for.in loop.mp4 (17.71 MB)
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9 Q55 When to use for.of loop and when to use forEach method in applications.mp4 (9.83 MB)
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1 Functions - Introduction.mp4 (12.52 MB)
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10 Q64 How do you use default parameters in a function.mp4 (4.31 MB)
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11 Q65 What is the use of event handling in JS.mp4 (18.99 MB)
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12 Q66 What are First-Class functions in JS.mp4 (9.26 MB)
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13 Q67 What are Pure and Impure functions in JS.mp4 (21.16 MB)
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14 Q68 What is Function Currying in JS.mp4 (19.34 MB)
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15 Q69 What are call, apply and bind methods in JS.mp4 (19.58 MB)
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2 Q56 What are Functions in JS What are the types of function.mp4 (6.46 MB)
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3 Q57 Difference between named and anonymous functions.mp4 (10.7 MB)
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4 Q58 What is function expression in JS.mp4 (5.86 MB)
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5 Q59 What are Arrow Functions in JS What is it use.mp4 (11.19 MB)
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6 Q60 What are Callback Functions What is it use.mp4 (15.13 MB)
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7 Q61 What is Higher-order function In JS.mp4 (15.68 MB)
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8 Q62 What is the difference between arguments and parameters.mp4 (2.86 MB)
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9 Q63 In how many ways can you pass arguments to a function.mp4 (12.86 MB)
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1 Strings - Introduction.mp4 (7.45 MB)
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2 Q70 What is a String.mp4 (891.35 KB)
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3 Q71 What are template literals and string interpolation in strings.mp4 (8.89 MB)
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4 Q72 Difference between single quotes (''), double quotes () & backticks('').mp4 (3.26 MB)
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5 Q73 What are some important string operations in JS.mp4 (20.37 MB)
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6 Q74 What is string immutability.mp4 (9.1 MB)
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7 Q75 In how many ways you can concatenate strings.mp4 (8.67 MB)
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1 DOM - Introduction.mp4 (9.12 MB)
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10 Q84 How to add and remove style from HTML elements in DOM using JS.mp4 (7.27 MB)
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11 Q85 Create new elements in DOM using JS.mp4 (20.84 MB)
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12 Q86 What is the difference between createElement() and createTextNode().mp4 (9.69 MB)
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2 Q76 What is DOM What is the difference between HTML and DOM.mp4 (18.15 MB)
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3 Q77 How do you select, modify, create and remove DOM elements.mp4 (9.14 MB)
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4 Q78 What are selectors in JS.mp4 (5.44 MB)
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5 Q79 Difference between getElementById,getElementsByClassName& getElementsByTag.mp4 (26.35 MB)
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6 Q80 What is the difference between querySelector() and querySelectorAll().mp4 (8.82 MB)
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7 Q81 What are the methods to modify elements properties and attributes.mp4 (3.97 MB)
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8 Q82 What is the difference between innerHTML and textContent.mp4 (12.85 MB)
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9 Q83 How to add and remove properties of HTML elements in the DOM using JS.mp4 (7.97 MB)
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