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Tesco Lead Developer Interview Questions and Answers
Tesco Lead Developer Interview Experiences
1 interview found
Anonymous
Write code to calculate multiple shifts of employee
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Interview questions from similar companies
I appeared for an interview before Sep 2020.
Round duration - 90 minutes
Round difficulty - Medium
(2 Questions)
Round duration - 60 minutes
Round difficulty - Medium
This was the technical round, held around at 10 AM IST on Google Meet.
Firstly she greeted me and asked me to tell something about myself, to which I introduced myself, explaining my academic and some projects also.
After that we moved on to the Hackathon project, which was smart cart self-checkout system. I explained the project along with the code, wherever necessary.
Every word you say while explaining should be clear to you.I used Firebase and SQL while explaining my project, to which she asked some questions related to it,
Then she moved to the DBMS part, types of joins,what is indexing, how to approach if you were to design a payment system.
At last she asked me some Data Structure questions, which were of medium complexity
- Q1.
Remove the Kth Node from the End of a Linked List
You are given a singly Linked List with 'N' nodes containing integer data and an integer 'K'. Your task is to delete the Kth node from the end of this Lin...
- Ans.
Remove the Kth node from the end of a singly linked list given the position 'K'.
Traverse the list to find the length 'N' of the linked list.
Calculate the position of the node to be removed from the beginning as 'N - K + 1'.
Traverse the list again and remove the node at the calculated position.
- Q2.
House Robber Problem Statement
Consider Mr. X, a professional robber who is planning to rob houses along a street. These houses are arranged in a circle, which means the first house is a neighbor to the l...
- Ans.
House Robber problem where adjacent houses have connected security system, find maximum money Mr. X can rob without triggering security.
Use dynamic programming to keep track of maximum money robbed at each house.
At each house, decide whether to rob the current house or skip it based on maximum money robbed so far.
Handle the circular nature of houses by considering two cases: robbing the first house and not robbing the ...
Round duration - 30 minutes
Round difficulty - Easy
The interviewer was very frank and cheerful. This was held at 2:30 PM IST on Google Meet.
He firstly greeted me and asked me how I was doing.
How was my previous round, any technical difficulties?
Then he asked me to introduce myself.
He started telling about his journey to Lowe's and his technical background.
Then he asked some HR related questions
Interview Preparation Tips
Tip 1 : Practice DSA questions, interview questions as much as you can.(400 leetcode questions) + (1000+ geeksforgeeks score) is good approximation of your preparation.
Tip 2 : You should have a good internship experience or 1 or 2 good projects on Android/web-d or Machine Learning.You should be through with your projects and be able to tell further improvements for the future.
Tip 3 : Be CONFIDENT with what you say. Don't murmur or speak in the mouth.The interviewer wants to know your thought process.
Tip 1 : Resume is the first impression of you.so it must be very eye-catching. write some decent (maybe 1 or 2 is enough) projects on resume.
Tip 2 : Should be through with each and every point you have written on your resume. people usually write 10- 15 skills on resume while confident in only 5.Please don't do it.
Skills evaluated in this interview
Selected
I applied via Job Portal
Basic java question, design questions, 1 data structure question
(3 Questions)
- Q1. Asked puzzle and previous project experience
- Q2. Monitor microservices using Spring actuator
- Ans.
Spring Actuator provides endpoints to monitor and manage microservices in a Spring Boot application.
Add Spring Boot Actuator dependency in pom.xml
Enable Actuator endpoints in application.properties or application.yml
Access Actuator endpoints like /actuator/health, /actuator/info, etc.
Customize Actuator endpoints using configuration properties
- Q3. How webflux works
- Ans.
Webflux is a reactive programming framework for building non-blocking, event-driven applications on the JVM.
Webflux is part of the Spring Framework and provides support for reactive programming.
It allows developers to build asynchronous, non-blocking applications that can handle a large number of concurrent connections.
Webflux uses Project Reactor, a reactive library for building reactive applications.
It supports both ...
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Oct 2023. There were 2 interview rounds.
2 coding questions from dsa. one quest was from trees ds
(2 Questions)
- Q1. Why did you choose target
- Q2. Minus points in you that you can share with us
- Q1. Introduction of my self
- Q2. Skill what I was studying
(1 Question)
- Q1. Laravel based questions
(1 Question)
- Q1. Basic questions
Tesco HR Interview Questions
Selected
I applied via Approached by Company and was interviewed in Oct 2024. There were 4 interview rounds.
2 DSA questions and some MCQ on Java and Spring
(2 Questions)
- Q1. Longest palindromic substring
- Q2. Remove duplicates in place from a 1D array
- Ans.
Remove duplicates from a 1D array of strings in place
Iterate through the array and use a HashSet to keep track of unique elements
Replace duplicates with null or an empty string to remove them in place
(3 Questions)
- Q1. Project discussion
- Q2. Search min element in a rotated sorted array with duplicate elements
- Q3. Ways of declaring singleton class
(2 Questions)
- Q1. Project discussion
- Q2. Behavioural questions
Skills evaluated in this interview
aniket alok
(2 Questions)
- Q1. Why string arr immutable
- Ans.
String arrays are immutable because they cannot be changed once created.
Strings in an array cannot be modified individually
Any changes to a string array result in a new array being created
Immutable arrays ensure data integrity and prevent unintended side effects
- Q2. How we can create a custom immutable class
I applied via Campus Placement and was interviewed in Mar 2024. There were 3 interview rounds.
Coding test contains 2 questions 1 moderate and 1 easy level
(1 Question)
- Q1. Asked about DSA,Heap sort,Merge sort.
(2 Questions)
- Q1. Tell me about yourself
- Q2. Why Lowe's,how can Lowe's improve its customer services
- Ans.
I believe Lowe's is a reputable company with a strong focus on customer satisfaction. They can improve their customer services by implementing personalized recommendations, enhancing their online platform, and providing better in-store experiences.
Implement personalized recommendations based on customer preferences and purchase history
Enhance the online platform for easier navigation, product search, and checkout proce...
Selected
I appeared for an interview before Jun 2024, where I was asked the following questions.
- Q1. Q: Tell my about yourself.
- Q2. Q: Rate yourself on a scale from 0 to 10
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Overall Interview Experience Rating
based on 1 interview experience
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