HCLTech Track Lead Interview Questions and Answers

Q1. The questions were around Microservices and Java also a bit of NodeJS was asked sounded ok except this was rescheduled twice
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Q1. 2 People Mostly Architects Interviewed me and asked me on Websockets and when they are used Node JS and its advantages. I goto know this was a Project/ Position specific hire and a lot of questions around ...read more
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Q1. The manager was very rude he as i had a break of 1 year he was kind of refusing to take interview for the first 5-10 mins asking reasons for the gap and i did explain him i had taken sabbatical due to heal...read more
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Q1. What is your strength and weakness
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Q2. Tell me about your self
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Q3. What is your ctc
Ans. 
My current CTC is $80,000 per year.
• My current CTC is $80,000 per year

• I am open to discussing salary expectations during the interview process

• I have experience negotiating salary packages in previous roles
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Q4. Wlakthrough me your cv
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Q5. Where do you find your self in company after 5 years
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Very detailed as they take an aptitude oral interview which you have to clear before they reach technical round.

Q1. Very easy don't worry about anything they will ask easy questions
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Q2. What is the name of the father of civil engineering
Ans. 
The father of civil engineering is John Smeaton.
• John Smeaton was a British civil engineer who is considered the father of civil engineering.

• He was the first person to call himself a civil engineer and is known for his work on the Eddystone Lighthouse.

• Smeaton's work laid the foundation for modern civil engineering practices.

• He also designed bridges, canals, and harbors, and was a founding member of the Society of Civil
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Q1. About current work experience
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Q2. Education background and details
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Q1. Process related questions
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Q2. Work experience related questions
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Q1. Few questions are same like before
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Q2. Scenario based questions
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Q3. Team handling and management related questions
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Q1. Few scenario based questions in Loadrunner Html and Url mode difference Correlation explain LR functions Recording options Pacing and think time 90 and 95th percentile explain Ordinal value explain in cor...read more
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Q2. Generic questions in Performance testing like: End to end performance testing life cycle Challenges in scripting or recording or execution Performance bottlenecks Issues faced in my project and what was th...read more
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Q3. Few basic questions in Jmeter Execution order of jmeter elements What all listeners used Assertions used Beanshell processor or sampler How do we analyse results in jmeter Disadvantages of jmeter Which 1 ...read more
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Q1. Challenges in performance testing
Ans. 
Performance testing challenges include identifying bottlenecks, simulating real-world scenarios, and analyzing results.
• Identifying bottlenecks in the system

• Simulating real-world scenarios to accurately test performance

• Analyzing results to identify areas for improvement

• Ensuring test environment is representative of production environment

• Managing test data and test scripts

• Dealing with network latency and other external f...read more
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Q2. Monitoring tools and what metrics we capture during or after testing
Ans. 
Monitoring tools and metrics for testing
• We use tools like Nagios, Zabbix, and Prometheus for monitoring

• Metrics captured include response time, error rate, CPU usage, memory usage, and network traffic

• We also capture user behavior metrics like click-through rate and conversion rate

• Monitoring helps us identify issues and optimize performance
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Q3. Performance Bottlenecks
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Q4. My roles and responsibilities in previous company as a performance tester
Ans. 
As a performance tester in my previous company, my roles and responsibilities included analyzing system performance, designing and executing performance tests, identifying bottlenecks, and providing recommendations for improvement.
• Analyzed system performance to identify areas of improvement

• Designed and executed performance tests to measure system response time and scalability

• Identified bottlenecks and performance issue...read more
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Q5. Few basic questions about Jenkins, New Relic as I had knowledge on those tools
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Q1. Design and Testing related questions
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Q2. GD&T questions, Manufacturing process, material science, semiconductor questions
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Q1. Excel macros questions
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Q1. Situation and priority, customer handling, pressure handling
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Q1. Roles and responsibilities, team management and customer handling questions
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Q1. What and why IOC Container in spring
Ans. 
IOC Container is a core feature of Spring Framework that manages the dependencies between objects.
• IOC stands for Inversion of Control

• It is used to achieve loose coupling between objects

• It allows objects to be created and wired together by an external framework

• It reduces the amount of code needed for configuration and maintenance

• Examples of IOC Containers in Spring are ApplicationContext and BeanFactory
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Q2. Why we use @Value in spring boot
Ans. 
We use @Value in Spring Boot to inject values from properties files or environment variables.
• Allows for external configuration of application properties

• Values can be injected from properties files or environment variables

• Can be used to inject values into fields, constructors, or methods

• Example: @Value("${my.property}") private String myProperty;
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Q3. Difference between SQL and Non-SQL database
Ans. 
SQL databases are relational and use structured data, while NoSQL databases are non-relational and use unstructured data.
• SQL databases use tables with predefined schema, while NoSQL databases use documents, key-value pairs, or graphs.

• SQL databases are better for complex queries and data analysis, while NoSQL databases are better for scalability and flexibility.

• Examples of SQL databases include MySQL, Oracle, and Postgr...read more
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Q4. Give real time scenario where have you used abstract class and interface
Ans. 
Abstract classes and interfaces are used to achieve abstraction and provide a blueprint for classes to implement.
• Used abstract class to create a base class for different types of vehicles, with common properties and methods.

• Used interface to define a contract for different payment methods, with each method implementing its own logic.

• Abstract classes are used when we want to provide a default implementation for some met...read more
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Q5. How did you handle authentication and authorization in project
Ans. 
Authentication and authorization were handled using a combination of technologies and protocols.
• Used OAuth 2.0 for authentication

• Implemented role-based access control for authorization

• Stored user credentials securely using bcrypt hashing algorithm

• Used JSON Web Tokens (JWT) for session management

• Implemented two-factor authentication for sensitive operations
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Q6. How will you encrypt customer information including SSN and others
Ans. 
Customer information will be encrypted using industry-standard encryption algorithms and stored securely.
• Use industry-standard encryption algorithms such as AES or RSA

• Ensure that encryption keys are securely stored and managed

• Implement secure storage mechanisms such as hashing and salting

• Regularly review and update encryption protocols to ensure they remain secure
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Q7. Why Serialization used
Ans. 
Serialization is used to convert complex data structures into a format that can be easily transmitted or stored.
• Serialization allows data to be sent over a network or saved to a file.

• It enables objects to be stored in a database or memory.

• Serialization is used in web services, messaging systems, and distributed computing.

• Examples include JSON, XML, and binary formats like Protocol Buffers and Apache Avro.
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Q8. Do you have any experience with Jenkins and Cloud Deployement
Ans. 
Yes, I have experience with Jenkins and Cloud Deployment.
• I have used Jenkins for continuous integration and continuous deployment.

• I have experience with setting up Jenkins pipelines for automated deployment.

• I have worked with cloud platforms like AWS and Azure for deploying applications.

• I have used tools like Ansible and Terraform for infrastructure automation.

• I have experience with containerization using Docker and Ku...read more
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Q9. Have you used Logging mechanism
Ans. 
Yes, logging is an essential part of software development.
• Logging helps in debugging and troubleshooting issues.

• It provides a record of events and actions taken by the system.

• It helps in monitoring system performance and identifying bottlenecks.

• Examples of logging mechanisms include log4j, syslog, and ELK stack.
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