Extio Technology and Consulting LLP Interview Questions and Answers

Q1. Differentiate between quality assurance and testing
Ans. 
Quality assurance focuses on processes to ensure quality, while testing involves executing tests to identify defects.
• Quality assurance is a proactive process that focuses on preventing defects by establishing processes and standards.

• Testing is a reactive process that involves executing tests to identify defects in the software.

• Quality assurance is process-oriented, while testing is product-oriented.

• Quality assurance in...read more
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Q2. What are different types of testing
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Different types of testing include functional testing, non-functional testing, manual testing, automated testing, regression testing, and performance testing.
• Functional testing: Testing the functionality of the software against the requirements.

• Non-functional testing: Testing aspects like performance, usability, and security.

• Manual testing: Testing performed manually by testers.

• Automated testing: Testing performed usin...read more
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Q3. What is a test plan?
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Q4. Define bug release
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Q5. Waht is meant by load testing?
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Q6. Define test case
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Q7. Define bug leakage
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Q8. When should QA start?
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Q9. Define negative testing?
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Q1. What are the different types of Performance Testing?
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Q2. Name some of the common Performance Testing tools
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Common Performance Testing tools include JMeter, LoadRunner, Gatling, and Apache Bench.
• JMeter: Open-source tool for load and performance testing

• LoadRunner: Enterprise tool by Micro Focus for performance testing

• Gatling: Open-source tool for load testing

• Apache Bench: Command-line tool for benchmarking web servers
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Q3. What Parameters considered for Performance Testing?
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Q4. What are factors for selecting Performance Testing tools?
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Factors for selecting Performance Testing tools include compatibility, scalability, ease of use, cost, and support.
• Compatibility with the technology stack being used

• Scalability to handle the expected load

• Ease of use for testers to create and execute tests

• Cost of the tool compared to the budget

• Availability of support and documentation

• Integration capabilities with other testing tools

• Reporting and analysis features

• Communi...read more
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Q5. What is difference between Performance and Functional Testing?
Ans. 
Performance testing focuses on speed, scalability, and stability of the system, while functional testing checks if the system meets specified requirements.
• Performance testing evaluates the system's speed, scalability, and stability under various load conditions.

• Functional testing verifies if the system meets specified requirements and functions correctly.

• Performance testing helps identify bottlenecks and optimize syste...read more
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Q6. What are benefits of LoadRunner in testing tools?
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Q7. What is endurance & spike testing?
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Q1. How is DevOps different from agile methodology?
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Q2. What are some of most popular DevOps tools?
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Q3. What is difference between continuous delivery and deployment?
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Continuous delivery focuses on automating the software delivery process up to the production environment, while continuous deployment goes a step further by automatically deploying every change to production.
• Continuous delivery ensures that code changes are always in a deployable state, ready to be released to production at any time.

• Continuous deployment takes the automation further by actually deploying every change t...read more
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Q4. What is role of configuration management in DevOps?
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Configuration management in DevOps involves automating the setup and maintenance of infrastructure and applications.
• Ensures consistency in infrastructure and application configurations across different environments

• Automates the process of provisioning, configuring, and managing servers and applications

• Helps in tracking changes made to configurations and rolling back to previous versions if needed

• Facilitates collaborati...read more
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Q5. Name few important DevOps KPI
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Some important DevOps KPIs include deployment frequency, lead time for changes, mean time to recover, and change failure rate.
• Deployment frequency: How often code is deployed to production

• Lead time for changes: How long it takes for code changes to go from commit to production

• Mean time to recover: How quickly the system can recover from failures

• Change failure rate: Percentage of changes that result in failure
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Q6. How is IaC implemented using AWS?
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IaC is implemented using AWS through tools like CloudFormation, Terraform, and AWS CDK.
• Use AWS CloudFormation to define infrastructure as code using JSON or YAML templates

• Utilize Terraform to provision and manage infrastructure using declarative configuration files

• Leverage AWS CDK to define cloud infrastructure using familiar programming languages like Python or TypeScript
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Q7. What are benefits of version control?
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Version control allows for tracking changes, collaboration, reverting to previous versions, and maintaining code integrity.
• Facilitates tracking changes made to code over time

• Enables collaboration among team members by providing a centralized repository

• Allows for reverting to previous versions of code in case of errors or bugs

• Helps maintain code integrity and consistency across different environments

• Facilitates code rev...read more
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Q8. What are anti pattern of DevOps?
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Q1. Why you want to join this company?
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Q2. Where do you see yourself in the next 5 years?
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Q3. Tell about your 3 weakness
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Q1. - Basic technical questions
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Basic technical questions assess foundational knowledge in software development and programming concepts.
• Understand core programming concepts like variables, data types, and control structures.

• Be familiar with object-oriented programming principles such as inheritance and polymorphism.

• Know common algorithms and data structures, e.g., arrays, linked lists, and sorting algorithms.

• Practice coding problems on platforms lik...read more
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- Java and Springboot

Q1. - Salary discussions and basic HR questions
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