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L&T Technology Services Hadoop Administrator Interview Questions, Process, and Tips

Updated 17 Aug 2023

L&T Technology Services Hadoop Administrator Interview Experiences

1 interview found

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

I applied via Naukri.com and was interviewed in Feb 2023. There were 3 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 - Technical 

(3 Questions)

  • Q1. What is big data?
  • Ans. 

    Big data refers to large volumes of structured and unstructured data that is too complex for traditional data processing applications.

    • Big data is characterized by the 3 Vs - volume, velocity, and variety.

    • Volume refers to the sheer amount of data being generated, often in terabytes or petabytes.

    • Velocity refers to the speed at which data is being generated and processed, often in real-time.

    • Variety refers to the different...

  • Answered by AI
  • Q2. What will you do if your cluster space gets filled 95% and you have to take some action without adding node and new volume.
  • Ans. 

    I will identify and delete unnecessary files, compress data, and optimize storage to free up space.

    • Identify and delete unnecessary files and logs

    • Compress data to save space

    • Optimize storage by removing temporary files or old backups

  • Answered by AI
  • Q3. Command for checking live process on local level
  • Ans. 

    The command for checking live processes on a local level is 'ps'

    • Use the 'ps' command to display information about currently running processes

    • Add options like 'aux' to show more detailed information

    • Use 'grep' to filter the output for specific processes

  • Answered by AI
Round 3 - Technical 

(2 Questions)

  • Q1. Difference between NACL and security group?
  • Ans. 

    NACL is a stateless firewall that controls traffic at the subnet level, while security groups are stateful firewalls that control traffic at the instance level.

    • NACL operates at the subnet level, while security groups operate at the instance level.

    • NACL is stateless, meaning it does not keep track of the state of connections, while security groups are stateful and keep track of connections.

    • NACL rules are evaluated in ord...

  • Answered by AI
  • Q2. NACL is at Subnet level and sec. groups work on instance level

Interview Preparation Tips

Topics to prepare for L&T Technology Services Hadoop Administrator interview:
  • Communication Skills
  • Technical Skills

Skills evaluated in this interview

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed in Sep 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 - HR 

(3 Questions)

  • Q1. Introduce yourself..
  • Ans. 

    I am a Hadoop Administrator with experience in managing and optimizing Hadoop clusters.

    • Experienced Hadoop Administrator

    • Proficient in managing and optimizing Hadoop clusters

    • Skilled in troubleshooting and resolving Hadoop-related issues

    • Knowledgeable in Hadoop ecosystem components like HDFS, MapReduce, YARN, Hive, Pig, etc.

    • Familiar with Hadoop security and authentication mechanisms

    • Experience in capacity planning and perfo

  • Answered by AI
  • Q2. How much experience do you have in Big Data Administration?
  • Ans. 

    I have 3 years of experience in Big Data Administration.

    • I have worked with Hadoop, Spark, and Hive.

    • I have experience in setting up and maintaining Hadoop clusters.

    • I have worked with various Big Data tools and technologies.

    • I have experience in troubleshooting and resolving issues related to Big Data systems.

  • Answered by AI
  • Q3. What is your notice period.?
  • Ans. 

    My notice period is 30 days.

    • I have a notice period of 30 days.

    • I am required to give a 30-day notice before leaving my current position.

    • I will be available to start a new job after the completion of my notice period.

  • Answered by AI
Round 3 - Technical 

(6 Questions)

  • Q1. What is your day 2 day activities?
  • Ans. 

    As a Hadoop Administrator, my day-to-day activities involve managing and maintaining Hadoop clusters, monitoring system performance, troubleshooting issues, and implementing security measures.

    • Managing and maintaining Hadoop clusters

    • Monitoring system performance and resource utilization

    • Troubleshooting and resolving issues related to Hadoop infrastructure

    • Implementing security measures to protect data and ensure complianc...

  • Answered by AI
  • Q2. What is challenging in your job role?
  • Ans. 

    The challenging aspects of a Hadoop Administrator job role

    • Managing and troubleshooting large-scale Hadoop clusters

    • Ensuring high availability and performance of the Hadoop ecosystem

    • Implementing security measures to protect sensitive data

    • Keeping up with the rapidly evolving Hadoop ecosystem and its related technologies

    • Optimizing resource utilization and capacity planning

    • Collaborating with cross-functional teams to addres...

  • Answered by AI
  • Q3. Explain your project architecture?
  • Ans. 

    Our project architecture follows a distributed model with Hadoop clusters for data storage and processing.

    • We use Hadoop clusters for distributed storage and processing of large datasets.

    • Our architecture includes multiple nodes with Hadoop Distributed File System (HDFS) for data storage.

    • We use YARN for resource management and job scheduling.

    • We also use Apache Spark for data processing and analysis.

    • Our architecture is sc...

  • Answered by AI
  • Q4. Have to worked on Migration?
  • Q5. Explain architecture of Spark?
  • Ans. 

    Spark architecture is based on master-slave architecture with a cluster manager and worker nodes.

    • Spark has a master node that manages the cluster and worker nodes that execute tasks.

    • The cluster manager allocates resources to worker nodes and monitors their health.

    • Spark uses a distributed file system like HDFS to store data and share it across the cluster.

    • Spark applications are written in high-level languages like Scala...

  • Answered by AI
  • Q6. What's the most crucial incident did you handle?
  • Ans. 

    I handled a critical incident where a Hadoop cluster crashed due to a hardware failure.

    • Identified the root cause of the hardware failure

    • Coordinated with the hardware vendor to replace the faulty components

    • Restored the Hadoop cluster from the latest backup

    • Performed thorough testing to ensure data integrity and cluster stability

  • Answered by AI
Round 4 - Technical 

(3 Questions)

  • Q1. Which ticketing tool do you use?
  • Ans. 

    We use JIRA as our ticketing tool.

    • JIRA is a popular ticketing tool used for issue tracking and project management.

    • It allows us to create, assign, and track issues and tasks.

    • We can also set priorities, due dates, and add comments and attachments.

    • JIRA integrates well with other tools like Confluence and Bitbucket.

    • We use JIRA to manage our Hadoop cluster and track any issues or bugs.

    • It helps us to prioritize and resolve i

  • Answered by AI
  • Q2. How would you prioritize ticket
  • Ans. 

    Prioritize tickets based on severity and impact on business operations.

    • Assess the severity of the issue reported in the ticket

    • Determine the impact of the issue on business operations

    • Prioritize tickets with high severity and high impact on business operations

    • Ensure timely resolution of critical issues to minimize business impact

  • Answered by AI
  • Q3. Have you lead a team?
  • Ans. 

    Yes, I have led a team.

    • Led a team of 5 Hadoop administrators in managing and maintaining a large Hadoop cluster

    • Assigned tasks, set goals, and provided guidance to team members

    • Conducted regular team meetings to discuss progress, challenges, and improvements

    • Implemented effective communication channels to ensure smooth collaboration within the team

    • Successfully completed several projects on time and within budget with the

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - You should have basics clear.. The interviewee will try to confuse you by asking scenario based questions

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

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

Round 1 - Technical 

(2 Questions)

  • Q1. Intall Mongo Db and perform crud operation
  • Q2. Dsa question asked to complete in javascrip
Interview experience
4
Good
Difficulty level
-
Process Duration
4-6 weeks
Result
Selected Selected
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 - Assignment 

An exercise to complete an shopping product details page with the given api

Round 3 - One-on-one 

(1 Question)

  • Q1. Almost whatever on your resume, around an hour and 45 mins interview

Interview Preparation Tips

Interview preparation tips for other job seekers - Managerial discussion
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
Selected Selected
Round 1 - Coding Test 

Coding test on online compiler

Round 2 - Technical 

(1 Question)

  • Q1. C# and sql server program
Round 3 - HR 

(1 Question)

  • Q1. Hr discussion for pay and timing

Interview Preparation Tips

Interview preparation tips for other job seekers - I you want to job in nttdata so you can daily prepare online test and online interview question

I applied via campus placement at SRM Institute of Science & Technology, Chennai and was interviewed in Jul 2022. There were 3 interview rounds.

Round 1 - Coding Test 

The Test was in 4 sections - Quantitative, Logical, Verbal and Coding.
There were 2 coding questions - one was compulsory and other one was an optional to increase your score (Do the optional one also).

Round 2 - Technical 

(6 Questions)

  • Q1. About 38 were selected for Technical Interview. the interviewer was very polite.
  • Q2. Tell me about yourself?
  • Ans. 

    I am a software engineer with experience in developing and maintaining software applications.

    • I have a strong background in programming languages such as Java, C++, and Python.

    • I have worked on various projects, including developing web applications and implementing database systems.

    • I am skilled in problem-solving and debugging, ensuring efficient and reliable software solutions.

    • I am familiar with agile development metho...

  • Answered by AI
  • Q3. Questions on OOPS was asked
  • Q4. Asked about testing and its types
  • Q5. Asked logical questions and puzzles
  • Q6. What is better Developement or Testing?
  • Ans. 

    Both development and testing are equally important for delivering quality software.

    • Development and testing are two sides of the same coin.

    • Development creates the software while testing ensures its quality.

    • Testing helps identify and fix bugs, improving the overall quality of the software.

    • Without testing, software can have critical bugs that can lead to disastrous consequences.

    • Both development and testing require differe...

  • Answered by AI
Round 3 - HR 

(5 Questions)

  • Q1. Tell me about yourself
  • Ans. 

    I am a software engineer with experience in developing web applications and a strong background in Java and JavaScript.

    • Experienced software engineer

    • Specialize in web application development

    • Proficient in Java and JavaScript

    • Strong problem-solving skills

    • Excellent communication and teamwork abilities

  • Answered by AI
  • Q2. Where do you see yourself in 5 years?
  • Ans. 

    In 5 years, I see myself as a senior software engineer leading a team, working on cutting-edge technologies and making a significant impact in the industry.

    • Leading a team of software engineers

    • Working on cutting-edge technologies

    • Making a significant impact in the industry

    • Continuously learning and growing professionally

  • Answered by AI
  • Q3. Are you willing to relocate?
  • Ans. 

    Yes, I am willing to relocate for the Software Engineer position.

    • I am open to moving to a new location for the right opportunity.

    • I understand that relocation may be necessary for career growth.

    • I am excited about the possibility of experiencing a new city or country.

    • I am prepared to adapt to a new environment and build a new network.

  • Answered by AI
  • Q4. What do you know about the company?
  • Ans. 

    The company is a leading software development firm specializing in creating innovative solutions for various industries.

    • The company has been in operation for over 10 years.

    • They have a strong focus on research and development.

    • They have a diverse portfolio of clients from different sectors.

    • The company values collaboration and teamwork.

    • They have won several industry awards for their software products.

  • Answered by AI
  • Q5. Questions based on Resume.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be thorough with your resume.
Research about the company and its biggest clients.
Take a look at some puzzles asked in HR interviews and be thorough with OOPS, SDLC, Testing.
Some were also asked to code so must know DSA have a bit of luck😁.

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. 1.WHAT IS Java, Selenium, Testing? 2.WHAT IS Functional and Non-functional ?
  • Ans. 

    Java is a programming language, Selenium is a testing tool, and testing is the process of evaluating a system or application.

    • Java is an object-oriented programming language used for developing applications and software.

    • Selenium is an open-source testing tool used for automating web browsers.

    • Testing is the process of evaluating a system or application to find defects or errors.

    • Functional testing checks if the system or ...

  • Answered by AI
  • Q2. 3.hOW aPi TESTING WILL FO?
  • Ans. 

    API testing involves testing the functionality, reliability, performance, and security of APIs.

    • API testing can be done manually or through automated tools.

    • API testing involves sending requests to the API and verifying the response.

    • API testing can include testing for authentication, authorization, and error handling.

    • API testing can also involve load testing and stress testing to ensure the API can handle high traffic.

    • Ex...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - good for freshers and great learning for new opportunities

Skills evaluated in this interview

Software Engineer Interview Questions & Answers

UST user image Anil Shrivastava

posted on 1 Aug 2022

I applied via Naukri.com and was interviewed in Feb 2022. There were 2 interview rounds.

Round 1 - Technical 

(10 Questions)

  • Q1. Tell me brief about your self?
  • Ans. 

    I am a software engineer with 5 years of experience in developing web applications using Java and JavaScript.

    • 5 years of experience in software engineering

    • Proficient in Java and JavaScript

    • Developed web applications using various frameworks like Spring and React

    • Strong problem-solving and analytical skills

    • Experience with database management systems like MySQL and MongoDB

  • Answered by AI
  • Q2. My Name is ABC, My over all experience is 14 Years, I am working with current company since 12 years on Business Intelligence tool, my past experience also on Business intelligence. currently i am working ...
  • Q3. What You Like in Current Role in Project?
  • Ans. 

    I enjoy the collaborative nature of my current role and the opportunity to learn new technologies.

    • Working with a team to solve complex problems

    • Learning new technologies and techniques

    • Contributing to the development of innovative solutions

    • Having the opportunity to mentor and learn from others

    • Being involved in the full software development lifecycle

    • Working on projects that have a positive impact on society

  • Answered by AI
  • Q4. Well Project Team Lead i am and handling technical work with team and distributing reports to the team on everyday bases
  • Q5. In which tool you are using?
  • Ans. 

    I am currently using Visual Studio Code as my primary tool for software development.

    • Visual Studio Code is a lightweight and versatile code editor.

    • It has a wide range of extensions and plugins available for customization.

    • It supports multiple programming languages and has built-in Git integration.

    • Other tools I have experience with include Eclipse, IntelliJ IDEA, and Sublime Text.

  • Answered by AI
  • Q6. I am using BI tool Cognos for Reporting, Cube, and FM
  • Q7. Are you traveling onsite for project work?
  • Ans. 

    Yes, I am willing to travel onsite for project work.

    • I have experience traveling onsite for previous projects.

    • I am comfortable with the challenges and logistics of traveling for work.

    • I understand the importance of face-to-face collaboration and client interaction.

    • I am flexible and adaptable to different work environments and cultures.

    • I am willing to travel as required by the project.

  • Answered by AI
  • Q8. Yes I got opportunity's for on site work but currently I am not traveling onsite
  • Q9. What is Cube and why you are using this in project?
  • Ans. 

    A cube is a three-dimensional geometric shape with six square faces.

    • A cube is a regular polyhedron with equal edge lengths and angles.

    • It has six faces, twelve edges, and eight vertices.

    • Cubes are used in various applications, including computer graphics, physics simulations, and data analysis.

    • In computer graphics, cubes are often used to represent 3D objects and scenes.

    • In physics simulations, cubes can be used to model ...

  • Answered by AI
  • Q10. Cube is Cognos BI part using to develop serer based ad hock reporting
Round 2 - HR 

(10 Questions)

  • Q1. What is your current salary?
  • Ans. 

    I am unable to provide my current salary.

    • I am unable to disclose my current salary due to confidentiality agreements.

    • My current salary is subject to a non-disclosure agreement.

    • I prefer not to disclose my current salary at this time.

  • Answered by AI
  • Q2. Well my salary is 20 LPA in my Current Company
  • Q3. How long you are working with current company ?
  • Ans. 

    I have been working with my current company for 3 years.

    • I joined the company in 2018.

    • During my time here, I have worked on various software development projects.

    • I have gained experience in programming languages like Java, Python, and C++.

    • I have also collaborated with cross-functional teams to deliver high-quality software solutions.

    • I have received positive feedback from my supervisors and colleagues for my contribution...

  • Answered by AI
  • Q4. I am working with current company since 2 years and 4 months till 2010
  • Q5. We will offer you 26 LPA are you ok with that?
  • Ans. 

    Yes, I am okay with the offer of 26 LPA.

    • Yes, I am satisfied with the offered salary.

    • I believe the salary is competitive for a software engineer role.

    • I am excited about the opportunity and the compensation package.

    • I am confident that my skills and experience justify the offered salary.

  • Answered by AI
  • Q6. Well if it will 28 LPA than its good is it possible to offer this amount
  • Q7. Well i can give you 26.5 LPA not more than that are you ok with that ?
  • Q8. Ok i am fine with that salary package and join in 2 month notice period from my current company.
  • Q9. That's grate good luck, thank You i am generating your offer latter
  • Q10. Thank ok and i will join on schedule date which mention in offer latter

Interview Preparation Tips

Interview preparation tips for other job seekers - well job seekers are more focus on salary i place of work. salary of employee HR decide they can negotiate
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Dec 2022. There were 3 interview rounds.

Round 1 - Aptitude Test 

Its was english grammer ,math & IT and genral knowledge based test paper

Round 2 - Technical 

(6 Questions)

  • Q1. Java developer questions they ask
  • Q2. Frontend development
  • Q3. Backend development
  • Q4. Information technology
  • Q5. Core java development
  • Q6. Html xtml java script
Round 3 - HR 

(4 Questions)

  • Q1. Introduction questions
  • Q2. Family background questions
  • Q3. College related questions
  • Q4. Salary negotiable

Interview Preparation Tips

Interview preparation tips for other job seekers - Before going fir attending interview prepare yourself very well

I applied via Company Website

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - Aptitude Test 

Aptitude and resoninh test
Coding test ,

Round 3 - Coding Test 

Coding test,coding skills in all languages

Interview Preparation Tips

Interview preparation tips for other job seekers - Have excellent communication skills
And coding and technical skills

L&T Technology Services Interview FAQs

How many rounds are there in L&T Technology Services Hadoop Administrator interview?
L&T Technology Services interview process usually has 3 rounds. The most common rounds in the L&T Technology Services interview process are Technical and Resume Shortlist.
What are the top questions asked in L&T Technology Services Hadoop Administrator interview?

Some of the top questions asked at the L&T Technology Services Hadoop Administrator interview -

  1. what will you do if your cluster space gets filled 95% and you have to take som...read more
  2. difference between NACL and security gro...read more
  3. command for checking live process on local le...read more

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L&T Technology Services Hadoop Administrator Salary
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₹4.2 L/yr - ₹15 L/yr
18% more than the average Hadoop Administrator Salary in India
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