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Decimal Point Analytics Software Developer Intern Interview Questions, Process, and Tips

Updated 17 Oct 2024

Top Decimal Point Analytics Software Developer Intern Interview Questions and Answers

  • Q1. Rahul and Minimum Subarray Challenge Rahul, who is passionate about programming, is learning about arrays and lists. He faces a challenging problem to determine the smal ...read more
  • Q2. Circular Linked List Detection You are provided with the head of a linked list containing integers. Your task is to determine if the linked list is circular. Note: A lin ...read more
  • Q3. Maximum of All Subarrays of Size k Given an array of 'N' non-negative integers and an integer 'K', your task is to find the maximum elements for each subarray of size 'K ...read more

Decimal Point Analytics Software Developer Intern Interview Experiences

2 interviews found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via campus placement at Malviya National Institute of Technology (NIT), Jaipur and was interviewed before Oct 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

Basic aptitude questions

Round 2 - Coding Test 

One graph and one DP question

Round 3 - Technical 

(2 Questions)

  • Q1. Find the repeating element in the array
  • Ans. 

    Use a hashmap to find the repeating element in the array of strings

    • Iterate through the array and store each element in a hashmap with its frequency

    • Check for any element with frequency greater than 1, that is the repeating element

  • Answered by AI
  • Q2. Define four pillars of OOPS.
  • Ans. 

    Encapsulation, Inheritance, Polymorphism, Abstraction

    • Encapsulation: Bundling data and methods that operate on the data into a single unit.

    • Inheritance: Ability of a class to inherit properties and behavior from another class.

    • Polymorphism: Ability to present the same interface for different data types.

    • Abstraction: Hiding the complex implementation details and showing only the necessary features.

  • Answered by AI

Skills evaluated in this interview

I was interviewed in Dec 2021.

Round 1 - Coding Test 

(2 Questions)

Round duration - 90 Minutes
Round difficulty - Medium

  • Q1. 

    Rahul and Minimum Subarray Challenge

    Rahul, who is passionate about programming, is learning about arrays and lists. He faces a challenging problem to determine the smallest subarray length in a given arr...

  • Ans. 

    The problem is to find the length of the smallest subarray in a given array with its sum greater than a given value.

    • Iterate through the array and keep track of the current subarray sum

    • If the current sum becomes greater than the given value, update the minimum subarray length

    • If the current sum becomes negative, reset the sum and start a new subarray

    • Return the minimum subarray length

  • Answered by AI
  • Q2. 

    Maximum of All Subarrays of Size k

    Given an array of 'N' non-negative integers and an integer 'K', your task is to find the maximum elements for each subarray of size 'K'.

    Input:

    The first line contains...
  • Ans. 

    The task is to find the maximum elements for each subarray of size K in a given array.

    • Iterate through the array and maintain a deque of indices of the maximum elements in the current window of size K.

    • For each new element, remove indices from the deque that are outside the current window.

    • Add the index of the new element to the deque, and print the maximum element of the window if the first index in the deque is outside

  • Answered by AI
Round 2 - Video Call 

(1 Question)

Round duration - 20 Minutes
Round difficulty - Medium

This round was mostly resume-based. The interviewer asked about my projects and asked technical questions related to them. He then asked 1 DS question which was to detect whether the linked list is a circular linked list or not. He also asked me for a puzzle in the end.

  • Q1. 

    Circular Linked List Detection

    You are provided with the head of a linked list containing integers. Your task is to determine if the linked list is circular.

    Note:
    • A linked list is considered circula...
  • Ans. 

    The task is to determine whether a given linked list is circular or not.

    • A linked list is circular if the next pointer of the last node points to the first node.

    • An empty linked list is also considered circular.

    • Check if any node has its next pointer equal to NULL.

    • All the integers in the linked list are unique.

    • The next pointer of a node with i'th integer is linked to the node with data (i+1)'th integer.

  • Answered by AI
Round 3 - HR 

Round duration - 10 Minutes
Round difficulty - Easy

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - Intern in MumbaiEligibility criteria7.5 CGPA and aggregate of 160% in 10th and 12th boardsDecimal Point Analytics interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, OOPS, MERN, DBMSTime required to prepare for the interview - 6 monthsInterview preparation tips for other job seekers

Tip 1 : Practice DS & ALGO questions without any day off to help improve your problem solving.
Tip 2 : Get your CS fundamentals strong.

Application resume tips for other job seekers

Tip 1 : Have some projects on resume. 
Tip 2 : You should not fake things on your resume.

Final outcome of the interviewSelected

Skills evaluated in this interview

Software Developer Intern Interview Questions Asked at Other Companies

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Interview questions from similar companies

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Walk-in and was interviewed in Oct 2024. There were 2 interview rounds.

Round 1 - Coding Test 

Round one was an online coding test where there were 5 sections :

1 - dsa - medium

2 - Java - Easy

3 - OOP - Easy

4 - Git - Easy

Round 2 - One-on-one 

(5 Questions)

  • Q1. 1 - where is bean annotation used in springboot ?... In class or method
  • Ans. 

    Bean annotation is used in Spring Boot on class or method to indicate that a method produces a bean to be managed by the Spring container.

    • Bean annotation is used on methods within a class to indicate that the method produces a bean to be managed by the Spring container.

    • It can also be used at the class level to indicate that the class itself is a Spring bean.

    • For example, @Bean annotation can be used on a method that cre...

  • Answered by AI
  • Q2. Which access modifier to restrict interface method access to only derived or implemented classes
  • Ans. 

    Protected access modifier restricts interface method access to only derived or implemented classes.

    • Use 'protected' access modifier to restrict access to only derived or implemented classes

    • Protected members are accessible within the same package or by subclasses

    • Example: 'protected void methodName() {}' in an interface

  • Answered by AI
  • Q3. How does one services interact with other in microservice
  • Ans. 

    Microservices interact with each other through APIs, messaging, or events.

    • Microservices communicate with each other through APIs, which can be synchronous or asynchronous.

    • Messaging systems like RabbitMQ or Kafka can be used for communication between microservices.

    • Events can be used for loosely coupled communication between microservices.

    • Service discovery mechanisms like Eureka or Consul help microservices locate and co...

  • Answered by AI
  • Q4. In an integer array where element represent stock price and index represent days how to detect the best day to buy and best day to sell in O(N)
  • Ans. 

    To detect the best day to buy and sell stock in an integer array representing stock prices and days in O(N).

    • Iterate through the array and keep track of the minimum price seen so far.

    • Calculate the profit by subtracting the current price from the minimum price.

    • Update the maximum profit and best buy/sell days accordingly.

    • Return the best buy and sell days to maximize profit.

  • Answered by AI
  • Q5. In an integer array find the next greatest number for all and display in O(N)
  • Ans. 

    Find the next greatest number for each integer in an array in O(N) time complexity.

    • Iterate through the array from right to left

    • Use a stack to keep track of potential next greatest numbers

    • Pop elements from the stack that are less than the current element and update their next greatest number to the current element

    • Push the current element onto the stack

    • Repeat until all elements have a next greatest number

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement and was interviewed in Oct 2024. There were 2 interview rounds.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Maximal rectangal
  • Q2. Loop in linked list
  • Ans. 

    Loop in linked list is a situation where a node points to a previous node in the list, creating an infinite loop.

    • Check for loops using Floyd's cycle detection algorithm

    • Use two pointers, one moving twice as fast as the other, to detect a loop

    • If the fast pointer catches up to the slow pointer, there is a loop

  • Answered by AI
Round 2 - HR 

(2 Questions)

  • Q1. Basic hr question regarding your project and all
  • Q2. He was more interested in what is my thinking pattern

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Simple Array Coding Question
Round 2 - Technical 

(2 Questions)

  • Q1. .Net MVC questions like Session Management, Dependency Injection.
  • Q2. OOPS concepts. Most of the questions were around Abstraction and Encapsulation
Round 3 - HR 

(1 Question)

  • Q1. Salary Disucssion and Date of Joining
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(3 Questions)

  • Q1. Typical questions about your experience, technical background and working knowledge relevant to their technical stack.
  • Q2. Tell me about your experience in network security.
  • Q3. Tell me about your experience in Java and Springboot.

Interview Preparation Tips

Interview preparation tips for other job seekers - There was no formal technical assesment but the technical architect will ask about experience, logic based and system based questions.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Apr 2021. There were 2 interview rounds.

Round 1 - Coding Test 

Basic DSA and fronted questions were asked

Round 2 - HR 

(2 Questions)

  • Q1. Salary negosiation
  • Q2. Joining data and basic HR questions wew asked
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected
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 - One-on-one 

(1 Question)

  • Q1. Multiprocessing
Round 3 - Technical 

(1 Question)

  • Q1. Django ORM queries, python basic
Round 4 - HR 

(1 Question)

  • Q1. Company culture and compensation discussion
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-

I applied via Job Portal

Round 1 - HR 

(2 Questions)

  • Q1. Orientation skills
  • Q2. Tell me about yourself

Interview Preparation Tips

Interview preparation tips for other job seekers - good experience
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Aptitude Test 

It was an easy test. It consisted of MCQs and two coding qns. Prepare SQL well. It also had 2 programming question. Both were medium difficukty

Round 3 - One-on-one 

(1 Question)

  • Q1. It was mainly focussed on my projects. Be thorough with you resume. But it also depends on the interviewer.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare in-depth Java and you should know what is on your resume. Medium level of DSA is enough.

Decimal Point Analytics Interview FAQs

How many rounds are there in Decimal Point Analytics Software Developer Intern interview?
Decimal Point Analytics interview process usually has 3 rounds. The most common rounds in the Decimal Point Analytics interview process are Aptitude Test, Coding Test and Technical.
What are the top questions asked in Decimal Point Analytics Software Developer Intern interview?

Some of the top questions asked at the Decimal Point Analytics Software Developer Intern interview -

  1. Find the repeating element in the ar...read more
  2. define four pillars of OO...read more

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Decimal Point Analytics Software Developer Intern Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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Decimal Point Analytics Software Developer Intern Reviews and Ratings

based on 3 reviews

4.7/5

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4.7

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4.7

Work-life balance

3.6

Salary

4.7

Job security

4.7

Company culture

3.9

Promotions

5.0

Work satisfaction

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