Dassault Systemes R&D Engineer Interview Questions, Process, and Tips

Q1. Basic DSA questions
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Q2. What is a middleware
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Middleware is software that acts as a bridge between different applications or systems, allowing them to communicate and share data.
• Middleware facilitates communication between different software applications

• It can handle tasks such as message queuing, data transformation, and security

• Examples include Apache Kafka, RabbitMQ, and Microsoft BizTalk
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It consisted two sections. One was GI and other was logical

Q1. Questions on what is there in the resume, Two puzzles: bucket problem and ant problem, Which is Object oriented language from C++ and Java, Difference between C++ and Java, Why you only chose java over C++...read more
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Q1. .Introduction .Current Project Details and Roles and Responsibilities. .2 coding Problems. .Logical Question on Inheritance, Exception Handling,Strings and Basics Java and collection concepts .
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Q1. . Introduction .Coding Problem .Roles and Responsibilities of the current project . Architecture Explanation of Current Project with Diagram .some Java Basic Question .HR questions
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There was 60mins and we have to solve 60 questions

Sometimes they take coding along with aptitude

Q1. Most of the interview is related to the current project that i was working in the current organization.
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Q2. How to allocate dynamic memory in c n cpp
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Dynamic memory allocation in C and C++ can be done using malloc, calloc, realloc and new operators.
• malloc() function is used to allocate a block of memory of specified size.

• calloc() function is used to allocate a block of memory and initializes it to zero.

• realloc() function is used to resize the previously allocated memory block.

• new operator is used in C++ to allocate memory for an object.

• Memory allocated using these f...read more
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Q3. Difference between malloc and calloc
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malloc and calloc are memory allocation functions in C. malloc allocates memory but does not initialize it, while calloc initializes memory to zero.
• malloc allocates memory block of given size

• calloc allocates memory block of given size and initializes it to zero

• malloc returns a pointer to the allocated memory

• calloc returns a pointer to the allocated memory or NULL if allocation fails

• malloc does not clear the allocated m...read more
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Q4. What are pointers and what is dangling pointer
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Pointers are variables that store memory addresses. A dangling pointer is a pointer that points to a memory location that has been deallocated.
• Pointers are used to access memory directly

• They can be used to pass values by reference

• Dangling pointers can cause program crashes or unexpected behavior
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Q5. What is inheritance and its type
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Inheritance is a mechanism in object-oriented programming where a new class is created from an existing class.
• It allows the new class to inherit the properties and methods of the existing class.

• There are different types of inheritance such as single, multiple, multilevel, and hierarchical.

• Single inheritance involves a child class inheriting from a single parent class.

• Multiple inheritance involves a child class inheriti...read more
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Q1. This is a mix of hr and technical where they ask some puzzles and ask some basic hr question
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Contains Maths/Apti and basic coding question

Q1. Asked about OOPs Concept, Geometry and Puzzle
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