Thales Softwaretest Engineer Interview Questions and Answers

Q1. CDS Annotations
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Q2. Difference between interface and abstract class
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Interface is a contract specifying methods that a class must implement, while abstract class can have both implemented and abstract methods.
• Interface can only have abstract methods and cannot have any implementation, while abstract class can have both abstract and non-abstract methods.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Interfaces are used to achieve multiple inheritan...read more
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Q3. Scenario based question from RAP and OO ABAP
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Q4. Scenario based questions on Odata and CDS
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They are asked about hcf and LCM, profit and loss

Number pattern, array list,prime number,even and odd numbers

Q1. Polymorphism , encapsulation, inheritance, abstraction
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Q2. Data types, variable, string, control flows
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Q3. Explain about java
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Java is a popular programming language known for its platform independence and object-oriented approach.
• Java is a high-level, class-based, object-oriented programming language.

• It is designed to have as few implementation dependencies as possible, making it platform-independent.

• Java applications are typically compiled to bytecode that can run on any Java virtual machine (JVM).

• Java has a rich set of APIs and libraries, m...read more
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Q1. What is delegates
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Delegates are a type-safe function pointers used in C# to reference methods.
• Delegates allow methods to be passed as parameters

• Delegates can be used to define callback methods

• Delegates are used in event handling in C#
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Q2. Why we use interface in .net core
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Interfaces in .NET Core provide a way to define a contract for classes to implement, promoting code reusability and flexibility.
• Interfaces allow for multiple inheritance in .NET Core, as a class can implement multiple interfaces.

• Interfaces help in achieving loose coupling between components, making the code more maintainable and testable.

• Interfaces are used for dependency injection in .NET Core, allowing for easier uni...read more
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Q3. Why we use garbage collection
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Garbage collection is used to automatically manage memory by reclaiming unused memory and preventing memory leaks.
• Prevents memory leaks by reclaiming memory that is no longer in use

• Reduces the risk of memory errors and crashes

• Improves performance by freeing up memory for other processes

• Eliminates the need for manual memory management, reducing developer workload
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2 hrs probablity questions

Q1. Find max element from array
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Q2. Binary seeach algo
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Find the dominations

Q1. Implement min stack
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Implement a stack that supports finding the minimum element in constant time.
• Create a stack to store elements and another stack to store minimum values.

• When pushing an element, check if it is smaller than the current minimum and push it to the min stack if so.

• When popping an element, check if it is the current minimum and pop from the min stack if so.

• To get the minimum element, simply return the top element of the min
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Q2. Find the lca of a given nodes
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The lowest common ancestor (LCA) of two nodes in a tree is the shared ancestor that is located farthest from the root.
• Traverse the tree from the root to find the paths from the root to each node.

• Compare the paths to find the last common node between the two paths, which is the LCA.

• If one node is an ancestor of the other, return that node as the LCA.
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Q1. Write Java program to print factorial or number.
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Im in freshar in BE engineering is complete

Coding test in second round

C programming, microcomputer

Coding test data structure related 2 questions

Q1. Sql related questions
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Q1. Project related questions
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Q1. It was easy hr questions
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