Grindwell Norton QA Engineer Interview Questions and Answers

Q1. Question related from trade
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Q1. Question related my previous job
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Wide range of aptitude questions including some technical

Q1. Pure technical interview theory + coding
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Q2. WAP to find the 2nd maximum number
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WAP to find the 2nd maximum number in an array
• Sort the array in descending order and return the 2nd element

• Iterate through the array and keep track of the maximum and 2nd maximum

• Use a priority queue to find the 2nd maximum
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Q3. Explain design patterns
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Design patterns are reusable solutions to common software design problems.
• Design patterns provide a common vocabulary for developers to communicate about solutions to common problems.

• They can improve code readability, maintainability, and scalability.

• Examples include the Singleton pattern, Factory pattern, and Observer pattern.
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Q4. Explain SOLID principles
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SOLID principles are a set of five design principles for writing maintainable and scalable code.
• S - Single Responsibility Principle: A class should have only one reason to change.

• O - Open/Closed Principle: Software entities should be open for extension but closed for modification.

• L - Liskov Substitution Principle: Subtypes should be substitutable for their base types.

• I - Interface Segregation Principle: Clients should ...read more
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Q1. Questions related to hobby
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Q2. Career expectations related to
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Q3. Family background discussion
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Q1. Angualr concepts, pipes, services, modules
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Q1. Question about previous company, work to do in Saint gobain
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Q1. Basic Core java , Angular, Hibernate , SpringBoot
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Q1. Share details of your previous job.
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Q2. Why should we hire you?
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Q3. Why are you looking for a change?
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Q4. Where do you see yourself in 5 years?
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Q5. What are your strengths and weaknesses?
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Q6. Tell me about yourself.
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Q1. Project based questions
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Q1. What is OOP concept
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OOP stands for Object-Oriented Programming, a programming paradigm based on the concept of objects.
• OOP focuses on creating objects that contain data and methods to manipulate that data.

• Encapsulation, inheritance, and polymorphism are key principles of OOP.

• Example: Inheritance allows a class to inherit properties and behaviors from another class.
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Q2. Advantages of oops
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Advantages of OOP include code reusability, modularity, flexibility, and easier maintenance.
• Code reusability allows for the reuse of classes and objects in different parts of the program.

• Modularity helps in organizing code into manageable units, making it easier to understand and maintain.

• Flexibility allows for easy modifications and updates to the code without affecting other parts of the program.

• Easier maintenance is...read more
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Q1. Views on IOT with example
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I believe IOT has immense potential to revolutionize various industries by connecting devices and collecting data for analysis.
• IOT can improve efficiency and productivity by automating processes

• It can enhance customer experience by providing personalized services

• IOT can also enable predictive maintenance to reduce downtime

• Example: Smart home devices like thermostats and security cameras that can be controlled remotely
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Q2. Strength and weakness
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Java programming questions

Codility test consisting of MCQ questions and 2 OOPS design questions or 1 OOPS design question and 1 DSA question

Q1. OOPS concepts about inheritance, polymorphism, constructors etc
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Q2. Detailed work experience and technical questions based on work experience
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