Impetus Technologies Interview Experience for Associate Software Engineer

There were basically 4 rounds conducted at Impetus Technologies:

1. Written Round
2. Technical Round 1
3. Technical Round 2 
4. HR Round

I applied at impetus in July 2021 and interviewed in the month of August 2021.

Written Round: This round was for 1.5 hours and had 2 coding questions to be solved and 2 SQL queries were to be written. Both coding questions were easy and the SQL queries were medium to difficult range.

On the same day I got a mail that my interview is scheduled on the next day.

Technical Round 1: This round went for about 1 hour. The interviewer started with the introduction. The questions were as follows:

• Explain OOPs and their features.
• What is abstraction and can we inherit abstract classes or not. Then she gave me a code based on abstraction and inheritance and asked me to print the output.
• What is operator overloading and asked to write the code of it?
• What is copy constructor and explain it with an example
• What is the difference between linked list and array and a comparison of the time complexity for different operations in an array and linked list?
• What is BCNF
• Difference between unique key and primary key.
• What is self join and asked to write a query based on that
• Writing the program of Fibonacci series using recursion and DP and then dry run them.
• What is pre tag in HTML
• Where is tree and graph data structure used in real life
• What is Dijkstra Algorithm
• What is the difference between multithreading and multitasking
• Asked to explain the projects mentioned in my resume.

Technical Round 2: The interviewer straight away jumped to the questions which are as follows:

• Asked about my internships and the work I have done there.
• What is ACID properties?
• How is isolation performed and executed in transactions in DBMS
• What is serial schedules and how it is implemented
• Write a query to find the 9th max salary from the table.
• What are cursors and how are they implemented
• What do you mean by paging and fragmentation?
• What is virtual memory
• Caching in Computer Architecture.
• the Write a code to reverse a linked list
• Write a code to count the no of leaf nodes in a binary tree
• Explain OOPs
• What is diamond problem in inheritance

HR Round: Basic HR questions like will you be able to relocate after pandemic. That’s it.

Verdict: Selected