Avaya visited our college for campus hiring.The selection process was as follows:-
1 – Aptitude test
Avaya had own platform for Aptitude test. It had 50 mcqs – 25 questions in technical and 25 in non technical section. MCQs were mainly based on basic maths, logic, computer science, c++ concepts. Time duration was 1 hr. Questions were easy.
16 people were shortlisted for interview.
2 – Tech interview 1
Questions were as follows:-
- Solution to Dining Philosophers problem.
- Difference between mutex and semaphore
- Questions about critical section
- Explain normalization in DBMS with example.
- Write SQL query to find top 2 performers in a test.
- Explain different phases of compiler,which data structure can be used for symbol table.
- Some basic linux commands
- Questions related to hashing, hash function calculation, significance of hashing, Different techniques for collision resolution in hashing.
- Explain inheritance and abstraction with examples.
- Questions related to compile time and run time polymorphism
- Program 1- Insert node in doubly linked list
- Program 2- Check whether a singly linked list is palindrome or not
- Puzzle- There are n number of coins. All the coins have same weight except one.How to find that coin?
Then some of us were called for 2nd technical interview
3 – Tech interview 2
They asked me which language I am comfortable with.I chose java .
Questions were as follows:-
- Brief discussion of project work done during Internship and questions based on that
- Questions based on string literal pool concept and immutable class in java.
- How will you implement own immutable class
- Questions related to singleton class
- Questions related to static binding and dynamic binding.
- Checked vs unchecked exceptions
- Question related to serialization
- Interface and abstract class difference
- Program 1 – A square matrix of integers is given. In each row and column, integers are sorted in descending order . Some of the integers are -ve. How to find number of -ve integers in minimum time?
- Puzzle – Switching 100 light bulbs puzzle
4 – HR interview
General Questions on family background, extra curricular activities, why Avaya?,what are your future plans?
Finally they selected 4 people and I was one of them. Thanks a lot to GeeksforGeeks!!