Data Structure is one of the most essential technical aspects of the HCL Recruitment Examination. Practice more and more in order to get used to the online test pattern and gain the ability to score higher and better.
Question-based on C++ will be asked in an objective format. Revisit the old concepts before you start solving the questions as they'll contain both theory and coding based problems that might be super confusing.
Both practical application and theory-based questions on C will be asked in the technical round of the HCL Placement Test. Revise all the basic concepts and practice a bit of coding too.