IDC Technologies Design Engineer Interview Questions and Answers

Name mangling is a technique used by compilers to give unique names to functions and variables to avoid naming conflicts.

• Name mangling is used in C++ to support function overloading.

• It is also used in Python to avoid naming conflicts in modules.

• Name mangling can make it difficult to access variables and functions from outside the class in which they are defined.

• In C++, name mangling can be seen by using the 'nm' comman

Your company's innovative approach to design and engineering aligns with my passion for pushing boundaries and creating impactful solutions.

• Your company's reputation for excellence in the industry

• The opportunity to work with a talented and diverse team

• The chance to work on challenging and exciting projects

• The potential for professional growth and development

• The company's commitment to sustainability and social responsi

I can offer my expertise in design engineering, strong problem-solving skills, and a passion for innovation.

• Expertise in design engineering

• Strong problem-solving skills

• Passion for innovation

• Ability to work collaboratively in a team environment

• Experience with CAD software such as SolidWorks and AutoCAD

• Familiarity with manufacturing processes and materials

• Excellent communication and presentation skills

I believe that practical experience is equally important as higher studies in my field.

• I have gained valuable experience through internships and projects

• I am constantly learning and improving my skills through online courses and workshops

• I am open to pursuing higher studies in the future if it aligns with my career goals

• I believe that hands-on experience is crucial in the design engineering field

Seeking new challenges and opportunities for growth.

• Desire for new challenges and opportunities for growth

• Seeking a better work-life balance

• Company restructuring or downsizing

• Relocation to a different city or country

Abstract Factory is a creational design pattern that provides an interface for creating families of related objects.

• Abstract Factory is used when we need to create families of related objects without specifying their concrete classes.

• It provides an interface for creating objects of related classes without specifying their concrete classes.

• It encapsulates a group of factories that have a common theme.

• It promotes loose c...read more

Range based map iteration can be done using a for-each loop or iterators.

• Use a for-each loop to iterate over the map elements.

• Alternatively, use iterators to traverse the map.

• The range-based for loop is preferred for its simplicity and readability.

• Example: for(auto const& [key, value] : myMap) { //do something with key and value }

Detached threads are independent threads that run separately from the main thread. Joined threads are threads that wait for the main thread to finish.

• Detached threads are created using pthread_detach() function

• Joined threads are created using pthread_join() function

• Detached threads do not need to be explicitly terminated

• Joined threads must be explicitly terminated using pthread_exit() or return statement

• Detached thread...read more

Static code analysis tools are software programs that analyze source code to find potential issues and improve code quality.

• Static code analysis tools scan code without executing it

• They can detect issues such as security vulnerabilities, coding errors, and performance problems

• Examples of static code analysis tools include SonarQube, ESLint, and Checkstyle

Command to list currently running threads in linux

• Use the 'ps' command with the 'H' option to display threads in a hierarchy

• Use the 'top' command to display threads in real-time

• Use the 'htop' command for an interactive display of threads

No, arithmetic operations cannot be performed on unique pointers.

• Unique pointers are used to manage the lifetime of dynamically allocated objects.

• They cannot be copied or assigned, only moved.

• Arithmetic operations are not defined for pointers, including unique pointers.