Qualitest Senior Engineer Interview Questions and Answers

Q1. It was went well they will ask some Basic quesadillas regarding the technologies that you have worked before.
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Q1. It will be like another round in interview process they will dig your knowledge about technologies a bit more.
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It was a combined test(Apti+coding). Questions were based on sql, dsa and basic aptitude

We were given a topic and were asked to speak about it for 5 mins.

Q1. 1 hour interview. Questions were based on dsa, dbms, os and aptitude.
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Q1. Java basics to advanced
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Q2. Collections concepts in java
Ans. 
Collections in Java are data structures that store and manipulate groups of objects.
• Collections framework provides interfaces (List, Set, Map) and classes (ArrayList, HashSet, HashMap) for storing and manipulating data.

• Collections offer methods for adding, removing, and accessing elements in a structured way.

• Collections can be used to sort, search, and iterate over elements efficiently.

• Example: ArrayList<String> ...read more
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Q3. Threads and its life cycle
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Threads in programming have a life cycle that includes creation, running, blocking, and termination.
• Threads are created using the Thread class in Java or pthread_create in C.

• Threads start running when the start() method is called.

• Threads can be blocked using methods like sleep(), wait(), or join().

• Threads terminate when their run() method completes or when explicitly stopped.
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Q4. OOPS with DB connections
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Object-oriented programming principles can be applied to manage database connections efficiently.
• Encapsulation: Encapsulate database connection details within a class to hide complexity.

• Inheritance: Use inheritance to create reusable database connection classes.

• Polymorphism: Implement polymorphism to switch between different types of database connections.

• Abstraction: Abstract database connection methods to simplify usa
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Q5. Spring boot basic to medium
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Questions on HTML, CSS, JQUERY, PHP, WORDPRESS. this is for WordPress developer role.

Q1. Manager round. Questions on experience, scenerios, coding standards etc..
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Q1. Salary Discussion
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Q1. Questions related to basic Javascript.
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Q2. How confident you are in work.
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