Quality Test Engineer

10+ Quality Test Engineer Interview Questions and Answers

Updated 21 Nov 2024
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Q1. What is the difference between quality assurance, quality control, and testing?

Ans.

Quality assurance focuses on preventing defects, quality control focuses on identifying and fixing defects, and testing is a process of evaluating a system or component.

  • Quality assurance is a proactive process that involves establishing and maintaining standards and processes to prevent defects.

  • Quality control is a reactive process that involves inspecting and testing products to identify and fix defects.

  • Testing is a process of evaluating a system or component to determine if...read more

Q2. What is the benefit manual Testing and Automation Testing?

Ans.

Manual testing allows for human intuition and exploratory testing while automation testing saves time and increases efficiency.

  • Manual testing allows for more thorough testing of user experience and edge cases

  • Automation testing saves time and increases efficiency for repetitive tasks

  • Manual testing is better suited for exploratory testing and ad-hoc testing

  • Automation testing is better suited for regression testing and load testing

  • A combination of both manual and automation test...read more

Q3. what is the more important subject between Automation & Manual Testing?

Ans.

Both Automation & Manual Testing are important for Quality Test Engineer.

  • Manual testing is important for exploratory testing and finding edge cases.

  • Automation testing is important for regression testing and saving time.

  • The importance of each subject depends on the project requirements and resources available.

  • A balance between both manual and automation testing is necessary for effective quality assurance.

Q4. What are testing comes in NDT work of Concrete Members or Specimens ?

Ans.

NDT testing methods for concrete members or specimens

  • Ultrasonic testing to detect internal flaws or cracks

  • Radiographic testing to detect internal defects or voids

  • Magnetic particle testing to detect surface cracks

  • Penetration testing to detect surface cracks or porosity

  • Visual inspection to detect surface defects or damage

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Q5. How to handle at a time 5 project per day?

Ans.

Prioritize tasks based on urgency and importance, delegate tasks, and manage time efficiently.

  • Create a to-do list and prioritize tasks based on urgency and importance

  • Delegate tasks to team members if possible

  • Use time management techniques such as the Pomodoro technique

  • Communicate with stakeholders to manage expectations

  • Stay organized and focused

  • Be flexible and adaptable to changes in priorities

Q6. Write a Java Program by giving one scenario

Ans.

Java program to calculate average of numbers in an array

  • Create an array of numbers

  • Calculate the sum of all numbers in the array

  • Divide the sum by the total number of elements to get the average

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Q7. What is transformer? EXPLAIN B-H CURVE?

Ans.

A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction. B-H curve is a graph that shows the relationship between magnetic field strength and magnetic flux density.

  • A transformer consists of two coils of wire wrapped around a magnetic core.

  • When an alternating current flows through the primary coil, it creates a magnetic field that induces a voltage in the secondary coil.

  • The B-H curve is a graph that s...read more

Q8. What is BlackBox Testing.?

Ans.

BlackBox Testing is a software testing technique where the tester tests the software without knowing its internal structure.

  • Tests the functionality of the software

  • Does not require knowledge of the internal code

  • Focuses on inputs and outputs

  • Tests for user interface, performance, and security

  • Examples include exploratory testing and regression testing

Quality Test Engineer Jobs

Quality and Testing Engineer - AVP 6-11 years
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Q9. What is testing explain

Ans.

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

  • Testing involves executing a system or application to find bugs or issues.

  • It ensures that the software meets the specified requirements and works as expected.

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

  • Testing can be manual or automated, depending on the requirements and resources available.

Q10. What is power & energy?

Ans.

Power is the rate at which energy is transferred or used, while energy is the ability to do work.

  • Power is measured in watts (W) and energy is measured in joules (J).

  • Power is the rate at which energy is transferred or used, while energy is the ability to do work.

  • Examples of energy include kinetic energy, potential energy, and thermal energy.

  • Examples of power include electrical power, mechanical power, and thermal power.

Q11. Explain web driver architecture

Ans.

WebDriver architecture consists of client libraries, JSON wire protocol, browser drivers, and browsers.

  • Client libraries provide bindings for different programming languages to interact with WebDriver

  • JSON wire protocol is used for communication between client libraries and browser drivers

  • Browser drivers control the browsers and execute commands sent by client libraries

  • Browsers receive commands from browser drivers and perform actions on web elements

Q12. How filtration works

Ans.

Filtration is a process of separating solid particles from a fluid by passing the mixture through a porous material or medium.

  • Filtration works by trapping solid particles in a porous material while allowing the fluid to pass through.

  • Common examples include using filter paper in a funnel to separate coffee grounds from liquid coffee, or using a water filter to remove impurities from tap water.

  • Different types of filtration methods include gravity filtration, vacuum filtration, ...read more

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