Axonator Front end Developer Interview Questions and Answers

Hackerrank, html, javascript, css

Coding test that is from html,CSS, javascript

Q1. What is your salary expectation?
Add your answer
Q2. What is the big challenge you had in your last job ?
Add your answer

Two problems in JavaScript to solve

You will need to create a working web app in vanilla JS.
need to implement the following things.
1. Fetch data from given REST api
2. Display data in List. add some css to show different type of items.
3. Implement text filter and other types of filter.
All needs to be implemented in vanilla JS

Q1. Javascript concepts Web fundamentals Promise Pollyfill
Add your answer

Q1. System Design Round Design HLD/LLD for any game like chess/Snakes and ladder
Ans. 
Designing HLD/LLD for a game like chess or Snakes and Ladders
• Identify the game rules and mechanics

• Determine the game board and pieces

• Create a data model for the game state

• Implement game logic and rules using algorithms

• Design user interface and user experience

• Consider scalability and performance

• Test and debug the game thoroughly
Answered by AI
Add your answer

Q1. Hiring Manager round Asked to implement Dots and Square game
Add your answer

Q1. Basic JS concepts and programming related to them
Add your answer
Q2. HTML, CSS questions
Add your answer
Q3. Framework knowledge
Add your answer

Q1. Problem solving related to algorithms and data structures
Add your answer

Round duration - 60 Minutes
Round difficulty - Medium

This round consisted of some standard questions related to HTML , CSS , JS and basic Frontend develeoper practices .

Q1. HTML Question
What are the features of HTML-5?
Ans. 
HTML stands for Hypertext Markup Language, and it is the standard markup language for creating web pages and web applications. HTML5 is the 5th version of HTML.

Some of the new features that were added in HTML5 that make it better than HTML are as follows : 

1) Intro of audio and video : Audio and Video tags are the two major addition to HTML5. It allows developers to embed a video or audio on their website. HTML5 v...read more
Answered by CodingNinjas
Add your answer
Q2. CSS Question
Explain the CSS Box Model .
Ans. 
Answer : 
1) The CSS box model is a container that contains multiple properties including borders, margin, padding, and the content itself. 
2) It is used to create the design and layout of web pages. It can be used as a toolkit for customizing the layout of different elements. 
3) The web browser renders every element as a rectangular box according to the CSS box model. 
4) Box-Model has multiple prope...read more
Answered by CodingNinjas
Add your answer
Q3. JS Question
What is Prototype Chaining in JS?
Ans. 
Answer :
1) Nearly all objects in JavaScript are instances of Object. 

2) That means all the objects in JavaScript inherit the properties and methods from Object.prototype. This is called Prototype chaining. 

3) This is a very powerful and potentially dangerous mechanism to override or extend object behavior.

4) Objects created using the new keyword inherit from a prototype called Object.prototype.
For example: If...read more
Answered by CodingNinjas
Add your answer
Q4. HTML Question
What are media elements ?
Ans. 
Answer : 
HTML5 introduced 5 most popular media element tags i.e. , , , , . This media element tags changed the entire development using HTML.

Media Tags : 

: It is an inline element that is used to embed sound files into a web page.
: It is used to embed video files into a web page.
: It is used to attach multimedia files like audio, video, and pictures.
: It is used for embedding external applications which are g...read more
Answered by CodingNinjas
Add your answer

Round duration - 70 Minutes
Round difficulty - Medium

This was a preety intense round revolving mainly around the core concepts of JavaScript and React . I was confident about my skills in JavaScript and React as I already had some projects in JS and React and I also completed the Guided Path of JS and React in CodeStudio which boosted my preparation and helped me crack these Frontend Interviews.

Q1. Swap Two Numbers
Take two numbers as input and swap them and print the swapped values.
Input Format:
The first line of input contains a single integer 't', representing the total number of test c...read more
Ans. 
Approach 1 (Using Destructruring Assignment) : This method was specific only for JS and the interviewer was preety impressed when I used it .

Destructuring assignment (a feature of ES2015) lets you extract items of an array into variables. It works with any data type: numbers, strings, booleans, objects.

Code :

let a = 1;
let b = 2;
[a, b] = [b, a];
a; // => 2
b; // => 1

[a, b] = [b, a] is the destructuring assignment th...read more
Answered by CodingNinjas
View 2 more answers
Q2. Sort Array
You are given an array consisting of 'N' positive integers where each integer is either 0 or 1 or 2. Your task is to sort the given array in non-decreasing order.
Note :
1. The array c...read more
Ans. 
Answer : 
1) The sort() method allows us to sort elements of an array in place. Besides returning the sorted array, the sort() method changes the positions of the elements in the original array.

2) By default, the sort() method sorts the array elements in ascending order with the smallest value first and largest value last.

3) The sort() method casts elements to strings and compares the strings lexicographically to d...read more
Answered by CodingNinjas
View 2 more answers
Q3. JS Question
Explain promises and it's 3 states .
Ans. 
Answer :
1) A promise is an object that may produce a single value some time in the future: either a resolved value, or a reason that it’s not resolved (e.g., a network error occurred). 

2) A promise may be in one of 3 possible states: fulfilled, rejected, or pending. Promise users can attach callbacks to handle the fulfilled value or the reason for rejection.

3) Promises are eager, meaning that a promise will start ...read more
Answered by CodingNinjas
Add your answer
Q4. JS Question
What are callbacks?
Ans. 
Answer : 

A callback is a function that will be executed after another function gets executed.

In javascript, functions are treated as first-class citizens, they can be used as an argument of another function, can be returned by another function and can be used as a property of an object.

Functions that are used as an argument to another function are called callback functions.


Example Code :

function divideByHalf(sum){
...read more
Answered by CodingNinjas
Add your answer
Q5. Technical Question
What is the Same-origin policy ?
Ans. 
Answer : 
1) The same-origin policy is a critical security mechanism that restricts how a document or script loaded by one origin can interact with a resource from another origin.

2) It helps isolate potentially malicious documents, reducing possible attack vectors. 

3) For example, it prevents a malicious website on the Internet from running JS in a browser to read data from a third-party webmail service (which...read more
Answered by CodingNinjas
Add your answer
Q6. React Question
Explain the Lifecycle of Components in React.
Ans. 
Answer : 
Every React Component has a lifecycle of its own, lifecycle of a component can be defined as the series of methods that are invoked in different stages of the component’s existence.A React Component can go through four stages of its life as follows.

1) Initialization: This is the stage where the component is constructed with the given Props and default state. This is done in the constructor of a Component ...read more
Answered by CodingNinjas
Add your answer

Round duration - 30 Minutes
Round difficulty - Easy

This was a typical HR round with some standard Behavioral questions like my interests, weaknesses, strengths, family background, are you willing to relocate or travel , why Amdocs, CEO of Amdocs etc.

Q1. Basic HR Question
Why do you want to work at amdocs?
Ans. 
Answer :

a) It is an IT company that caters to the telecommunication domain. The business involved in the telecommunication domain is interesting and can widen your chances of switching into various fields be it in software, hardware or networking profiles. Also, Amdocs carries a good brand name in its domain.

b) Amdocs employees get to enjoy a positive and happy work environment.

c) It is truly an employee friendly organ...read more
Answered by CodingNinjas
Add your answer

Q1. 1) Search optimization techniques 2) Questions related to CORS 3) Questions on both Js and Angular 4) Coding in JS 5) Closures
Add your answer

Apti questions weree asked

Dsa questions asked by them