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Knowledge Matrix Software Developer Interview Questions and Answers
1 interview found
Sireesha Konduri
1 Interview Round
Technical Round (1 Question)
- Q1. Written test on Create spring boot project and store in databasw Add Answer
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Anonymous
I applied via Recruitment Consulltant and was interviewed in Aug 2024.
1 Interview Round
Technical Round (2 Questions)
- Q1. What design pattern you usually used? View Answers (1)
- Q2. What is the difference between array and arraylist View Answers (1)
Skills evaluated in this interview
Selected
I applied via Job Fair and was interviewed in Nov 2023.
2 Interview Rounds
Resume Shortlist Round
One-on-one Round (3 Questions)
- Q1. I am freshers soo please one chance for your company Add Answer
- Q2. Yes I am fresher soo for your company work Add Answer
- Q3. Talk about a range of elements, including customer service. View Answers (1)
Interview Preparation Tips
1 Interview Round
Technical Round (2 Questions)
- Q1. Burn A Node in a Binary Tree View Answers (1)
- Q2. In depth questions on current projects Add Answer
Skills evaluated in this interview
I applied via campus placement at Indian Institute of Technology (IIT), Chennai
4 Interview Rounds
Interview Questions
- Q1. Task Scheduling
Add Answer
Interview Preparation Tips
Experience: Questions are very basic and easy to answer .Algorithms should be implemented on spot but they are also standard ones
Tips: read Richie and kernigan
Duration: 60 minutes
Round: Technical Interview
Experience: Nice question and very hard to solve .Though it is a standard problem but requires spontaneous thinking because there are some restrictions for it
Tips: Read cormen
General Tips: Learn all basic algorithms and be confident.
Skill Tips: Solve some puzzles
Skills: Problem Solving Skills, Approaching A Problem
Duration: 2
College Name: IIT Madras
Motivation: i like data engineering profile
I applied via Newspaper Ad and was interviewed in Jun 2024.
1 Interview Round
Coding Test Round
Duration 2hr , DSA all topics , Leetcode
Interview Preparation Tips
- DP
- Graph
1 Interview Round
Technical Round (1 Question)
- Q1. Disjoint Set Question Add Answer
I applied via Campus Placement and was interviewed in Feb 2023.
2 Interview Rounds
Coding Test Round
4 interview question
Technical Round (3 Questions)
- Q1. Task schedular from leetcode second is : N piles of coins diffrent length you can add or remove one coin from a pile adding cost c1 and removing cost c2 find mi...read more View Answers (1)
- Q2. Question on polymorphism overloading overriding Add Answer
- Q3. C++ fundamentals Add Answer
Interview Preparation Tips
also read about oops ans os
Skills evaluated in this interview
CodingNinjas
I was interviewed in Mar 2022.
2 Interview Rounds
Coding Test Round (3 Questions)
Round duration - 120 Minutes
Round difficulty - Hard
Online Test Platform - HackerRank
Test Access Window – between 10:00 AM to 6:00 PM
Online Test Pattern –
Total Duration of Test – 120 mins
Total No. of Sections - 5
Section 1 – One Coding Question - Easy difficulty (20 mins)
Section 2 – One Coding Question - Medium difficulty (30 mins)
Section 3 – One Coding Question - Medium difficulty (30 mins)
Section 4 - Technical MCQs - 10 questions (20 mins)
Section 5 - Aptitude MCQs - 10 questions (20 mins)
Programming Sections (1, 2 and 3): This will have 3 coding questions with a time limit of 80 minutes. It is mandatory for you to attempt the 1st coding question before moving to the second question and third. You cannot revisit question/section once you proceed ahead
MCQ Sections (4 and 5): This will have 10 technical and 10 aptitude questions, with a time limit of 20 minutes each. Each correct answer will carry 2 marks and wrong answer will carry negative 0.5
Technical questions will cover Data structures & algorithms, Operating systems, Database systems, SQL and Networks.
Aptitude questions will cover Quantitative Aptitude, Problem solving and Logical & verbal Reasoning
- Q1. Towers You are given ‘N’ cubes in an array ‘ARR’ in a certain order, and your task is to build towers using them. Whenever two cubes are on top of the other, th...read more View Answers (3)
- Q2. Minimum Removals You’re given an array ‘ARR’ of size N and an integer K. Your task is to determine the minimum number of elements that should be removed from th...read more View Answers (2)
- Q3. Conquer the Best Kingdom Aragorn is a great ruler and desires to become the most powerful in the entire world. There are ‘N’ kingdoms, kingdoms are numbered fro...read more View Answers (1)
Video Call Round (1 Question)
Round duration - 60 Minutes
Round difficulty - Medium
They called and asked me to choose a date and time I would be free in the upcoming week for my interview.
I chose 10th March 5 pm.
Interviewer was pretty friendly. Started with some resume based questions. Asked me OS, DBMS and JAVA based questions. A coding question was asked to code. Asked me OOPS related questions too.
- Q1. K Most Frequent Elements You are given an Integer array ‘ARR’ and an Integer ‘K’. Your task is to find the ‘K’ most frequent elements in ‘ARR’. Return the eleme...read more View Answers (3)
Interview Preparation Tips
Tip 1 : Learn the OS and DBMS fundamentals.
Tip 2 : Practice a wide variety of questions on Leetcode
Tip 3 : Do practice aptitude. It will help in OA
Tip 1 : Use OverLeaf format to make resume
Tip 2 : Do not mention any skill you aren't comfortable with. A lot of the times they ask you questions based on what is written in your resume.
Skills evaluated in this interview
I was interviewed in Aug 2021.
3 Interview Rounds
Coding Test Round (3 Questions)
Round duration - 90 Minutes
Round difficulty - Medium
This round had 3 coding questions. The first two were of moderate level and the third one was a bit hard and was related to Dynamic Programming.
- Q1. Make Maximum Number Given a linked list such that each node represents a digit. Construct the maximum number possible from the given digits. You just need to pr...read more View Answers (3)
- Q2. Chocolate Problem Given an array/list of integer numbers 'CHOCOLATES' of size 'N', where each value of the array/list represents the number of c...read more View Answers (3)
- Q3. LCS of 3 strings Given three strings A, B and C, the task is to find the length of the longest common sub-sequence in all the three strings A, B and C. A subseq...read more View Answers (4)
Video Call Round (4 Questions)
Round duration - 60 Minutes
Round difficulty - Medium
This round had 2 questions of DS/Algo to solve under 60 minutes and 2 questions related to Operating Systems.
- Q1. Buy and Sell Stock You are Harshad Mehta’s friend. He told you the price of a particular stock for the next ‘N’ days. You can either buy or sell a stock. Also, ...read more View Answers (5)
- Q2. Count smaller people on right side You are given the height of N people standing in a queue in an array 'HEIGHT'. For each person, you need to calculate...read more View Answers (3)
- Q3. OS Question
Define Process and Threads in OS
View Answers (1) - Q4. OS Question
What are the different types of semaphores ?
View Answers (1)
Video Call Round (3 Questions)
Round duration - 60 Minutes
Round difficulty - Medium
This round had 3 coding questions in which I first had to explain my approach with proper complexity analysis and then code up the solution. I found the first problem to be a bit on the harder side compared to the rest of the 2 problems.
- Q1. Longest Increasing Path In A 2D Matrix You have been given a MATRIX of non-negative integers of size N x M where 'N' and 'M' denote the number o...read more View Answers (3)
- Q2. Gas Stations You have been given a circular path. There are 'N' petrol pumps on this path that are numbered from 0 to N - 1 (Both inclusive). Each petro...read more View Answers (3)
- Q3. Rabbit Jumping You are given ‘n’ carrots numbered from 1 to ‘n’. There are k rabbits. Rabbits can jump to carrots only with the multiples of Aj(Aj,2Aj,3Aj…) for...read more View Answers (3)
Interview Preparation Tips
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.
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.
Skills evaluated in this interview
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