HP's first step in the interview process would be
WRITTEN TEST
It consists of Aptitudes like reasoning, quants, and verbal other than technical questions one mark from DSA, c memory allocation, Artificial Intelligence, Cloud, OS, Networks, and three technical coding questions (easy - 10 mark, medium 2 questions 15 marks -> total mark 30)
Technical Interview
This technical interview depends on the panel of HR and their mindset. But practically general questions asked are mostly from OS and C language.
OS:
- Real-time OS implementation
- Scheduling algorithms
C:
- Code segment
- Task segment
- Memory allocation (malloc, calloc, realloc, free) how to declare the size for free?
- Malloc structure
JAVA:
- Abstract class implementation program and also one substring program
DSA:
- Tree implementation
- To find the longest path length in the tree (coding)
General question: Compare to C why C++, java are prefferred ?