Arcesium Interview Experience for Software Engineer Internship

The process consisted of a mass shortlisting with CGPA criteria of +8.5, followed by a coding test consisting of 2 coding questions, logical and aptitude MCQs, DS, OOPS in Java and OS. The MCQs were marked +5, -3.

Question 1: https://www.geeksforgeeks.org/make-array-elements-equal-minimum-cost/

Question 2: typical subarray question using maps, analogous question – https://www.geeksforgeeks.org/count-sub-arrays-sum-divisible-k/ Practice link

15 students were shortlisted after this round.

3 technical rounds were conducted and an HR round.

Technical Round 1:

Normalizations in DBMS – 1NF,2NF,3NF,4NF,5NF – examples with definitions

Difference between joins and nested queries in practical world

Queries in SQL – one simple and one nested query

Subset Sum – 0/1 knapsack problem – https://www.geeksforgeeks.org/subset-sum-problem-dp-25/ Practice link

https://www.geeksforgeeks.org/adding-one-to-number-represented-as-array-of-digits/ Practice link

Technincal Round 2 :

• Introduce yourself
• Queue using 2 stacks – they asked every possible approach and detailed dry run – https://www.geeksforgeeks.org/queue-using-stacks/ Practice link
• Compile time vs Run time polymorphism with examples
• Design banking system using OOPS,system design question, discussed loopholes for half an hour
• Interfaces, Inheritance in OOPS
• Virtual functions
• Pure Virtual functions
• Virtual Base Class

Technical Round 3:

• https://www.geeksforgeeks.org/find-number-of-islands/ Practice link
• https://www.geeksforgeeks.org/zig-zag-level-order-traversal-of-a-tree-using-single-array/ Problem link
• Both these codes were asked in depth, i was asked to code, compile and execute along with a detailed dry run.
• Virtual Pointers
• Smart, Auto, Weak Pointers
• Class vs Structure
• C vs C++
• Puzzle :https://www.geeksforgeeks.org/puzzle-find-cat/#:~:text=A%20cat%20is%20hiding%20in,the%20cat%20is%20in%20there.

4 students were shortlisted for HR round

HR Round:

HR asked how was my day, made me comfortable.

• Introduce yourself
• Name of CEO
• Every non tech thing mentioned in my resume were seriously questioned, eg – top 2 skills learnt from this, name of novels you have read and lessons learnt
• Explain one of your academic project
• why you?
• your top 2 qualities?
• any questions for HR? definitely ask one

Only one student was selected.

Be confident, do explain your approach, keep communicating.

Know each and every word of your resume.