Dassault Systemes Software Engineer Interview Questions and Answers for Experienced

Q1. Types of data structure and their time complexities
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Data structures are used to organize and store data efficiently. Time complexity is the measure of efficiency.
• Arrays - O(1) for access, O(n) for search and insertion

• Linked Lists - O(n) for access, O(1) for insertion and deletion

• Stacks - O(1) for access, insertion and deletion

• Queues - O(1) for access, insertion and deletion

• Trees - O(log n) for access, insertion and deletion

• Hash Tables - O(1) for access, insertion and de
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Q2. Types of Binary Tree
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Binary trees are classified based on the number of children each node can have.
• Full binary tree: every node has either 0 or 2 children

• Complete binary tree: all levels except possibly the last are completely filled, and all nodes are as far left as possible

• Perfect binary tree: all internal nodes have two children and all leaf nodes are at the same level

• Balanced binary tree: the difference in height between the left and ...read more
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Q1. Based on DSA, OOPS
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Q1. Based on Projects in Resume
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Q1. Technical Discussion about earlier projects
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Q1. Salary Discussion
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Moderate level questions

Q1. OOPS,DBMS,SQL queries,Web Development essentials,GitHub
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Q1. Questions about your interests
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Q1. Questions like what is your dream company,will you re-locate,..etc
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Q1. What is polymorphism?
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Polymorphism is the ability of an object to take on many forms. It allows objects of different classes to be treated as the same type.
• Polymorphism is a fundamental concept in object-oriented programming.

• It enables code reusability and flexibility.

• Polymorphism can be achieved through method overriding and method overloading.

• Example: A parent class Animal can have multiple child classes like Dog, Cat, and Bird. They can ...read more
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Q2. What is static polymorphism?
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Static polymorphism refers to the ability of a programming language to select the appropriate function or method at compile-time.
• Static polymorphism is achieved through function overloading or operator overloading.

• It allows different functions with the same name but different parameters to be called based on the arguments provided.

• The selection of the appropriate function is determined at compile-time, based on the sta...read more
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Q3. What is dynamic polymorphism?
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Dynamic polymorphism is the ability of an object to take on many forms based on the context it is used.
• It allows objects of different classes to be treated as objects of a common superclass.

• It is achieved through method overriding and virtual functions.

• Example: A superclass 'Animal' with subclasses 'Dog' and 'Cat'. Both can be treated as 'Animal' objects.
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