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Apptomate Digital Interview Questions and Answers

Updated 15 Nov 2024

Apptomate Digital Interview Experiences

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3 interviews found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Nov 2023. There were 3 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. How react component rendering cycle works?
  • Ans. 

    React component rendering cycle involves mounting, updating, and unmounting phases.

    • 1. Mounting phase: constructor -> getDerivedStateFromProps -> render -> componentDidMount

    • 2. Updating phase: getDerivedStateFromProps -> shouldComponentUpdate -> render -> getSnapshotBeforeUpdate -> componentDidUpdate

    • 3. Unmounting phase: componentWillUnmount

  • Answered by AI
  • Q2. Usecontext use cases
Round 2 - One-on-one 

(2 Questions)

  • Q1. React Hooks and it's uses
  • Ans. 

    React Hooks are functions that let you use state and other React features without writing a class.

    • Hooks are introduced in React 16.8 to allow developers to use state and other React features in functional components.

    • They help in reusing stateful logic across components without changing the component hierarchy.

    • Some commonly used hooks are useState, useEffect, useContext, and useReducer.

    • Example: useState hook allows you ...

  • Answered by AI
  • Q2. Redux and it's implementation
  • Ans. 

    Redux is a predictable state container for JavaScript apps.

    • Redux is a state management library commonly used with React.

    • It helps manage the state of an application in a predictable way.

    • Actions are dispatched to update the state through reducers.

    • Redux stores the entire state of the application in a single immutable object.

    • Selectors can be used to extract specific pieces of state from the store.

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. What's your aim of joining this company?
  • Q2. How long you would be in our company?

Skills evaluated in this interview

Senior Software Engineer Interview Questions asked at other Companies

Q1. Tell me about yourself. What technology are you using? What is a Collection? What are the different types of collection there? What is the difference between ArrayList and LinkedList What are the basic building blocks of Stream operators, s... read more
View answer (2)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Mar 2023. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. MCQ Reactjs Moderate Questions
Round 2 - One-on-one 

(1 Question)

  • Q1. Everything about Reactjs
Round 3 - One to one with founder 

(1 Question)

  • Q1. Behaviour and Background

Interview Preparation Tips

Topics to prepare for Apptomate Digital Senior Software Engineer interview:
  • Reactjs

Senior Software Engineer Interview Questions asked at other Companies

Q1. Tell me about yourself. What technology are you using? What is a Collection? What are the different types of collection there? What is the difference between ArrayList and LinkedList What are the basic building blocks of Stream operators, s... read more
View answer (2)

I appeared for an interview in Feb 2022.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

There were some scenario logic based questions on js, react,and node

Round 3 - Technical 

(1 Question)

  • Q1. Basic questions on js,css,react
Round 4 - One-on-one 

(1 Question)

  • Q1. Horrible one....dont attend this company they will take your time for granted and waste it..and in my case the CTO was spoken with me and he is such a mad person asking me the question to reject in the in...

Interview Preparation Tips

Interview preparation tips for other job seekers - Horrible one don't attend this company...the way CTO spoke to me was very rude and he didn't even listened to my answers.Firstly he joined almost 10to 15mins late and never said anything abt that..and he doesn't have that manners of how to take interview..WASTE OF TIME.. HELPING YOU GUUS DONT ATTEND..LOOK. FOR SOME OTHER GOOD OPPORTUNITY.HOPE IT HELPED.. THANKS

Softwaretest Engineer Interview Questions asked at other Companies

Q1. What is boundary value analysis? How do u perform boundary value testing for User ID & Password textfields in login page?
View answer (2)

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Aug 2023. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. What programming language are you most proficient?
  • Ans. 

    I am most proficient in Java.

    • Extensive experience in developing applications using Java

    • Strong understanding of object-oriented programming principles

    • Familiarity with popular Java frameworks like Spring and Hibernate

  • Answered by AI
  • Q2. .NET, Angular and Sql Server
Round 2 - One-on-one 

(1 Question)

  • Q1. How would you design a system that needs to handle million of records
  • Ans. 

    I would design a system using scalable architecture, efficient data storage, and optimized query processing.

    • Utilize a distributed database system like Cassandra or Hadoop for storing large volumes of data

    • Implement data partitioning and sharding to distribute the data across multiple servers

    • Use indexing and caching mechanisms to optimize query performance

    • Employ load balancing techniques to evenly distribute incoming req...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Best place to learn and work

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Easy
Process Duration
-
Result
-

I applied via Naukri.com and was interviewed in Jun 2024. There was 1 interview round.

Round 1 - Coding Test 

The coding test was divided in 4 sections:
1> Java and SpringBoot multiple choice questions
The question topics included, multihreading, springboot context, security

2> Leetcode style program question 1 - Easy

3> Leetcode style program question 2 - Medium
Length of longest consecutive ones by at most one swap.

4> Sql query question

I appeared for an interview before Apr 2021.

Round 1 - Coding Test 

(3 Questions)

Round duration - 90 minutes
Round difficulty - Medium

This round had 3 coding questions of Medium to Hard level of difficulty.

  • Q1. 

    Balanced Parentheses Combinations

    Given an integer N representing the number of pairs of parentheses, find all the possible combinations of balanced parentheses using the given number of pairs.

    Explanati...

  • Ans. 

    Generate all possible combinations of balanced parentheses for a given number of pairs.

    • Use recursion to generate all possible combinations of balanced parentheses.

    • Keep track of the number of open and close parentheses used in each combination.

    • Return the valid combinations as an array of strings.

  • Answered by AI
  • Q2. 

    Trapping Rain Water Problem Statement

    You are given a long type array/list ARR of size N, representing an elevation map. The value ARR[i] denotes the elevation of the ith bar. Your task is to determine th...

  • Ans. 

    Calculate the total amount of rainwater that can be trapped between given elevations in an array.

    • Iterate through the array and calculate the maximum height on the left and right of each bar.

    • Calculate the amount of water that can be trapped at each bar by taking the minimum of the maximum heights on the left and right.

    • Sum up the trapped water at each bar to get the total trapped water for the entire array.

  • Answered by AI
  • Q3. 

    Rotting Oranges Problem Statement

    You are given a grid containing oranges where each cell of the grid can contain one of the three integer values:

    • 0 - representing an empty cell
    • 1 - representing a fre...
  • Ans. 

    Find the minimum time required to rot all fresh oranges adjacent to rotten oranges.

    • Create a queue to store the coordinates of rotten oranges and perform BFS to rot adjacent fresh oranges.

    • Track the time taken to rot all fresh oranges and return -1 if not all fresh oranges can be rotten.

    • Update the grid with the new state of oranges after each second.

    • Handle edge cases such as empty grid or no fresh oranges present.

    • Example...

  • Answered by AI
Round 2 - Face to Face 

(3 Questions)

Round duration - 60 Minutes
Round difficulty - Medium

This was a standard DS/Algo round where I was given 2 questions to solve under 60 minutes. I was able to come up with the optimal approach for both the questions and then at the end of the interview I was also asked the famous Die Hard Water Puzzle.

  • Q1. 

    Queue Using Stacks Implementation

    Design a queue data structure following the FIFO (First In First Out) principle using only stack instances.

    Explanation:

    Your task is to complete predefined functions t...

  • Ans. 

    Implement a queue using stacks following FIFO principle.

    • Use two stacks to simulate a queue.

    • For enQueue operation, push elements onto stack1.

    • For deQueue operation, if stack2 is empty, pop all elements from stack1 and push onto stack2, then pop from stack2.

    • For peek operation, if stack2 is empty, pop all elements from stack1 and push onto stack2, then return top of stack2.

    • For isEmpty operation, check if both stack1 and st...

  • Answered by AI
  • Q2. 

    Merge Intervals Problem Statement

    You are provided with 'N' intervals, each containing two integers denoting the start time and end time of the interval.

    Your task is to merge all overlapping intervals a...

  • Ans. 

    Merge overlapping intervals and return sorted list of merged intervals by start time.

    • Sort the intervals based on start time.

    • Iterate through intervals and merge overlapping ones.

    • Return the merged intervals in sorted order.

  • Answered by AI
  • Q3. You have a 3-liter jar and a 5-liter jar. How can you measure exactly 4 liters using these two jars?
Round 3 - Face to Face 

(4 Questions)

Round duration - 60 Minutes
Round difficulty - Medium

This round had 2 coding questions - first one related to Binary Tree and the second one was a simple question from Bit Manipulation. This was followed by some questions from OOPS.

  • Q1. 

    Binary Tree Diameter Problem Statement

    You are given a Binary Tree, and you need to determine the length of the diameter of the tree.

    The diameter of a binary tree is the length of the longest path betwe...

  • Ans. 

    The task is to find the diameter of a binary tree, which is the length of the longest path between any two end nodes in the tree.

    • Traverse the tree to find the longest path between two nodes.

    • Keep track of the maximum diameter found during traversal.

    • The diameter may not necessarily pass through the root node.

    • Consider both left and right subtrees while calculating the diameter.

    • Example: For input 1 2 3 4 -1 5 6 -1 7 -1 -1

  • Answered by AI
  • Q2. 

    Power of 2 Problem Statement

    Determine if it is possible to reorder the digits of a given integer 'N' such that the resulting number is a power of two. The leading digit must not be zero.

    Input:

    The fir...
  • Ans. 

    The problem involves determining if it is possible to reorder the digits of a given integer to form a power of 2.

    • Iterate through all possible permutations of the digits of the given integer.

    • Check if any of the permutations form a power of 2.

    • Return 1 if a valid permutation is found, else return 0.

  • Answered by AI
  • Q3. What are some advantages of using Object-Oriented Programming (OOP)?
  • Ans. 

    Advantages of OOP include code reusability, modularity, and easier maintenance.

    • Code reusability: Objects can be reused in different parts of the program, reducing redundancy.

    • Modularity: OOP allows for breaking down complex problems into smaller, more manageable parts.

    • Easier maintenance: Changes to one part of the codebase do not necessarily affect other parts, making maintenance easier.

    • Encapsulation: Data hiding and ab...

  • Answered by AI
  • Q4. What are access specifiers and what is their significance in Object-Oriented Programming?
  • Ans. 

    Access specifiers define the level of access to class members in Object-Oriented Programming.

    • Access specifiers include public, private, protected, and default

    • Public members are accessible from outside the class

    • Private members are only accessible within the class

    • Protected members are accessible within the class and its subclasses

    • Default access is when no access specifier is specified

  • Answered by AI
Round 4 - HR 

(1 Question)

Round duration - 30 Minutes
Round difficulty - Easy

This was my last round and I hoped it to go good just like the other rounds. The interviewer was very straight to point
and professional. The interview lasted for 30 minutes.

  • Q1. Why should we hire you?

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPAPracto interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, DBMS, OS, Aptitude, OOPSTime required to prepare for the interview - 4 MonthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

Interview Questionnaire 

8 Questions

  • Q1. Implement queue with the help of two stacks
  • Ans. 

    Queue can be implemented using two stacks by maintaining the order of elements in the stacks.

    • Create two stacks, let's call them stack1 and stack2

    • When an element is enqueued, push it to stack1

    • When an element is dequeued, pop all elements from stack1 and push them to stack2

    • Pop the top element from stack2 and return it as the dequeued element

    • If stack2 is empty, repeat step 3

    • To get the front element of the queue, peek the

  • Answered by AI
  • Q2. Iven a table “student” of with columns Name and Marks. You have to write a SQL query to get the 2nd highest marks from the table. Also write a query to find the nth highest marks, where n can be any number
  • Q3. What is left join. Give example. And Full outer join?
  • Ans. 

    Left join returns all records from left table and matching records from right table. Full outer join returns all records from both tables.

    • Left join is used to combine two tables based on a common column.

    • In left join, all records from the left table are returned along with matching records from the right table.

    • If there is no match in the right table, NULL values are returned.

    • Example: SELECT * FROM table1 LEFT JOIN table...

  • Answered by AI
  • Q4. What is magic functions and autoloading in PHP?
  • Ans. 

    Magic functions are special methods in PHP that start with __. Autoloading is a way to automatically load classes.

    • Magic functions are used to handle certain events in PHP, such as object creation or property access.

    • Autoloading allows PHP to automatically load classes when they are needed, without requiring manual includes.

    • Magic functions can be used in conjunction with autoloading to dynamically load classes or handle

  • Answered by AI
  • Q5. Given three arrays sorted in non-decreasing order, print all common elements in these arrays. Examples: ar1[] = {1, 5, 10, 20, 40, 80} ar2[] = {6, 7, 20, 80, 100} ar3[] = {3, 4, 15, 20, 30, 70, 80, 120} Ou...
  • Ans. 

    Given three sorted arrays, find common elements.

    • Create three pointers to traverse each array

    • Compare the elements at the pointers and move the pointer of the smallest element

    • If all pointers point to the same element, add it to the result and move all pointers

    • Repeat until any pointer reaches the end of its array

  • Answered by AI
  • Q6. A puzzle. You will be given with a 3 Litre container & a 7 Litre Container. Measure exactly 5 Litres of water
  • Q7. Asked about one of my projects I mentioned in my resume?
  • Q8. Find if a number is a power of 2 or not?
  • Ans. 

    Check if a number is a power of 2 or not.

    • A power of 2 has only one bit set in its binary representation.

    • Use bitwise AND operator to check if the number is a power of 2.

    • If n is a power of 2, then n & (n-1) will be 0.

  • Answered by AI

Interview Preparation Tips

Skills: Data structures, PHP, Algortihm
College Name: na
Motivation: Overall it was a very good experience. They test you from every aspect. In the End I would like to say that Practo is one of the best companies to work for.

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via LinkedIn and was interviewed in Jul 2024. There was 1 interview round.

Round 1 - Coding Test 

Coding test based on Binary trees, String Manipulation

I applied via Naukri.com and was interviewed in Oct 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. How do u rate yourself

Interview Preparation Tips

Interview preparation tips for other job seekers - Be honest to the recruiter that's it
Interview experience
2
Poor
Difficulty level
Easy
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Apr 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

There were 3 coding and 1 SQL question.

Round 3 - Technical 

(1 Question)

  • Q1. This was regarding the coding test on your approach and how you came with that answer
Round 4 - Technical 

(1 Question)

  • Q1. Some technical questions about programming were there to know about your understanding with coding

Apptomate Digital Interview FAQs

How many rounds are there in Apptomate Digital interview?
Apptomate Digital interview process usually has 3-4 rounds. The most common rounds in the Apptomate Digital interview process are Technical, One-on-one Round and Resume Shortlist.
How to prepare for Apptomate Digital interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Apptomate Digital. The most common topics and skills that interviewers at Apptomate Digital expect are .Net, .Net Core, ASP, C# and Javascript.
What are the top questions asked in Apptomate Digital interview?

Some of the top questions asked at the Apptomate Digital interview -

  1. How react component rendering cycle wor...read more
  2. React Hooks and it's u...read more
  3. Redux and it's implementat...read more

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Apptomate Digital Interview Process

based on 2 interviews

Interview experience

5
  
Excellent
View more

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Apptomate Digital Reviews and Ratings

based on 16 reviews

4.4/5

Rating in categories

3.9

Skill development

4.2

Work-life balance

4.2

Salary

4.0

Job security

4.4

Company culture

4.3

Promotions

4.3

Work satisfaction

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