Associate Test Engineer

20+ Associate Test Engineer Interview Questions and Answers

Updated 16 Jan 2025
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Q1. Coding based on string concept Find the middle node of linkedlist Sort algo used in Arrays.sort() method Explain hashing Difference between findElement and findElements Writing xpath for any dynamic element.

Ans.

Finding the middle node of a linked list, explaining sorting algorithm used in Arrays.sort(), describing hashing, differentiating findElement and findElements, and writing xpath for dynamic elements.

  • To find the middle node of a linked list, use the slow and fast pointer approach.

  • Arrays.sort() method in Java uses a modified version of quicksort algorithm.

  • Hashing is a technique used to map data to a fixed-size array, called a hash table, using a hash function.

  • findElement is use...read more

Q2. Which are the defect tracking tools you were used in previous project

Ans.

I have used JIRA and Bugzilla in my previous project for defect tracking.

  • JIRA and Bugzilla were used for tracking defects in the previous project.

  • JIRA was used for agile project management and issue tracking.

  • Bugzilla was used for bug tracking and reporting.

  • Both tools were used to track defects from identification to resolution.

  • Regular updates were provided on the status of defects using these tools.

Associate Test Engineer Interview Questions and Answers for Freshers

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Q3. how you will test the application if you do not know the requirements

Ans.

Testing without requirements

  • Explore the application to understand its functionality

  • Create test cases based on common user scenarios

  • Use exploratory testing to uncover any hidden defects

  • Collaborate with developers and stakeholders to gather requirements

  • Iteratively refine test cases as requirements become clearer

Q4. SQL query to find 4 employees getting maximum salary

Ans.

Use SQL query to find 4 employees with maximum salary

  • Use ORDER BY clause to sort salaries in descending order

  • Use LIMIT clause to limit the results to 4 rows

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Q5. Write a C program for obtaing an factorial of a number

Ans.

A C program to calculate the factorial of a number.

  • Use a loop to multiply the number with all the numbers from 1 to the given number.

  • Handle the case when the number is 0 or negative separately.

  • Use a variable to store the factorial value and update it in each iteration of the loop.

Q6. Do you have knowledge of the share market domain?

Ans.

Yes, I have knowledge of the share market domain.

  • I have studied finance and investment principles related to the stock market.

  • I am familiar with stock market terminology such as IPO, dividends, market cap, etc.

  • I have experience analyzing stock trends and making investment decisions.

  • I have used financial analysis tools and platforms to track stock performance.

  • I stay updated on market news and economic indicators that impact stock prices.

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Q7. What is modulation, LTE vs VOLTE

Ans.

Modulation is the process of varying a carrier signal's characteristics to transmit information. LTE and VoLTE are different types of modulation.

  • LTE (Long-Term Evolution) is a standard for wireless broadband communication for mobile devices and data terminals.

  • VoLTE (Voice over LTE) is a technology that allows voice calls to be made over LTE networks.

  • LTE uses QPSK, 16QAM, and 64QAM modulation schemes.

  • VoLTE uses Adaptive Multi-Rate Wideband (AMR-WB) codec for high-quality voice...read more

Q8. Explain encapsulation, abstract, interface

Ans.

Encapsulation is bundling data and methods into a single unit. Abstract classes cannot be instantiated. Interfaces define methods that a class must implement.

  • Encapsulation is the concept of bundling data and methods that operate on the data into a single unit. It helps in data hiding and code organization.

  • Abstract classes are classes that cannot be instantiated on their own and are meant to be subclassed. They can have abstract methods that must be implemented by subclasses.

  • I...read more

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Q9. What is testing?

Ans.

Testing is the process of evaluating a system or application to identify any defects or errors.

  • Testing involves executing a system or application to ensure it meets specified requirements.

  • Types of testing include functional testing, performance testing, security testing, etc.

  • Testing helps in identifying defects early in the development cycle, reducing costs and improving quality.

  • Examples of testing tools include Selenium, JUnit, and LoadRunner.

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Q10. What does OHLC stand for?

Ans.

OHLC stands for Open, High, Low, Close - a common format used to represent price movements in financial markets.

  • OHLC is used in financial markets to represent the price movement of a security during a specific period of time.

  • Open refers to the price of the security at the beginning of the time period.

  • High is the highest price reached during the time period.

  • Low is the lowest price reached during the time period.

  • Close is the price of the security at the end of the time period.

Q11. Define STLC, Bug life cycle, test case

Ans.

STLC is Software Testing Life Cycle which includes phases like requirement analysis, test planning, test design, test execution, and test closure. Bug life cycle is the process of a bug from identification to closure. Test case is a set of conditions or variables under which a tester will determine whether a system under test satisfies requirements or works correctly.

  • STLC includes phases like requirement analysis, test planning, test design, test execution, and test closure

  • Bu...read more

Q12. Cucumber BDD framework explained

Ans.

Cucumber BDD framework is a tool used for writing and executing automated acceptance tests in a human-readable format.

  • Uses Gherkin syntax to write test scenarios in plain English

  • Promotes collaboration between technical and non-technical team members

  • Supports behavior-driven development (BDD) principles

  • Integrates with various programming languages and testing frameworks

  • Generates easy-to-read test reports

Q13. What is Regression testing

Ans.

Regression testing is the process of retesting a software application to ensure that new code changes have not adversely affected existing functionality.

  • Regression testing is performed after code changes to verify that the existing features still work correctly.

  • It helps in identifying any defects introduced by new code changes.

  • Automated testing tools are often used for regression testing to save time and effort.

  • Regression testing can be done manually as well, but it is more t...read more

Q14. Are willing to relocate

Ans.

Yes, I am willing to relocate for the right opportunity.

  • I am open to relocating for career growth and new experiences.

  • I have relocated in the past for job opportunities and have found it to be a positive experience.

  • I understand the importance of being flexible and adaptable in the workplace.

Q15. What is usability testing

Ans.

Usability testing is a method used to evaluate a product by testing it with real users to see how easy it is to use.

  • Involves observing real users interacting with the product

  • Focuses on ease of use, efficiency, and user satisfaction

  • Helps identify usability issues and areas for improvement

  • Examples include testing a website's navigation, testing a mobile app's user interface

Q16. What is cloudwatch?

Ans.

CloudWatch is a monitoring and observability service provided by AWS for resources and applications running on the cloud.

  • CloudWatch collects and tracks metrics, logs, and events in real-time.

  • It allows users to set alarms, create dashboards, and analyze performance data.

  • CloudWatch can be used to monitor AWS resources like EC2 instances, RDS databases, and Lambda functions.

  • It provides insights into resource utilization, application performance, and operational health.

  • CloudWatch...read more

Q17. What is NSE and BSE

Ans.

NSE and BSE are the two main stock exchanges in India.

  • NSE stands for National Stock Exchange and BSE stands for Bombay Stock Exchange.

  • Both NSE and BSE facilitate trading of stocks, derivatives, and other financial instruments.

  • NSE is known for its electronic trading system, while BSE is the oldest stock exchange in Asia.

  • Companies listed on NSE are traded electronically, while BSE still has a physical trading floor.

Q18. Rest API HTTP methods

Ans.

REST API HTTP methods are used to perform CRUD operations on resources.

  • GET - Retrieve data from a server

  • POST - Create new data on a server

  • PUT - Update existing data on a server

  • DELETE - Remove data from a server

Q19. Explain Defect life cycle

Ans.

Defect life cycle is the process of identifying, reporting, prioritizing, fixing, and verifying defects in software development.

  • Defect is identified by testers during testing phase

  • Defect is reported to development team

  • Development team prioritizes the defect based on its severity

  • Development team fixes the defect

  • Tester verifies the fix and closes the defect

Q20. Types of Banks

Ans.

Types of banks include retail banks, commercial banks, investment banks, and central banks.

  • Retail banks: Provide services to individuals and small businesses, such as savings accounts and loans (e.g. Bank of America)

  • Commercial banks: Serve businesses and corporations with services like business loans and checking accounts (e.g. JPMorgan Chase)

  • Investment banks: Focus on providing financial services to governments, corporations, and other institutions, such as underwriting and ...read more

Q21. Basic principles of SDLC

Ans.

SDLC stands for Software Development Life Cycle, which is a process used by software development teams to design, develop, and test high-quality software.

  • SDLC consists of several phases including planning, analysis, design, implementation, testing, and maintenance.

  • Each phase has its own set of activities and deliverables to ensure the successful completion of the software project.

  • SDLC helps in improving the quality of the software, reducing development time and cost, and ensu...read more

Q22. Draw the graph of mosfet

Ans.

A MOSFET graph typically shows the relationship between the input voltage and the output current.

  • The x-axis represents the input voltage (Vgs) while the y-axis represents the output current (Id).

  • The graph typically shows three regions: cutoff, triode, and saturation.

  • In the cutoff region, the MOSFET is off and there is no current flow.

  • In the triode region, the MOSFET is partially on and the output current increases linearly with input voltage.

  • In the saturation region, the MOSF...read more

Q23. EXPLAIN STLC AND SDLC

Ans.

STLC is Software Testing Life Cycle which focuses on testing activities, while SDLC is Software Development Life Cycle which focuses on development activities.

  • STLC involves test planning, test design, test execution, and test closure.

  • SDLC involves requirements gathering, design, development, testing, deployment, and maintenance.

  • STLC is a subset of SDLC, focusing specifically on testing.

  • STLC ensures that the software meets quality standards, while SDLC ensures that the softwar...read more

Q24. Test cases on Signal

Ans.

Test cases for signal testing

  • Test the strength of the signal in different locations

  • Test the signal quality during peak hours

  • Test the signal stability during a phone call or data transfer

Q25. Types of testing

Ans.

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 without the use of automation tools.

  • Automated testing: Testing performed using automation tools to increase e...read more

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