Infosys Public Services System Engineer Interview Questions and Answers

Q1. Basic C++ questions: initialiser list and applications
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Q2. Questions on vector implementation
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Q3. Question on linux file system
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Q1. Design a logger class
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A logger class to handle logging messages in an application
• Create a Logger class with methods like logInfo, logError, logWarning, etc.

• Use a file or database to store the log messages

• Include timestamp and severity level in each log message

• Implement log rotation to manage log file size
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Q2. What is RAII, rule of 3, 5. What is smart pointers and coding questions based on string
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RAII is a resource management technique in C++. Rule of 3/5 refers to special member functions. Smart pointers are objects that manage memory automatically.
• RAII stands for Resource Acquisition Is Initialization, a C++ programming technique where resource management is tied to object lifetime.

• Rule of 3 states that if a class defines a custom destructor, copy constructor, or copy assignment operator, it should define all...read more
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Q1. More than technology,a senior recruiter asks where you stay which gali you stay,which temple is near by,what your husband do,getting into more personal and final he will ask your janam kundali and tell you...read more
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Q1. Senior recruiter will ask more personal questions
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Simple programming problem - python

Q1. Previous experience education experience
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Code for any 2 c programs

The discussion was technical regarding the projects, achievements, purpose and scope

Very easy questions were asked in aptitude test. Anyone with good logical reasoning would easily pass through it.

Test was taken Hackerrank. One medium level question related to string was asked. Some fundamental questions about JavaScript and then a disussion on OOPs concepts.

Q1. This was a non-technical managerial round. Someone from leadership had a call in which he asked some behavorial questions, personal interests and discussed about company and its culture.
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Aptitude test with some logical reasoning questions with time constraints

Q1. OOPS concept and also SQL related questions
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Q1. Manager round with the senior manager
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Q1. HR discussion with all the details
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Q1. Sorting techniquea
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