Persistent Systems Interview Experience (On-campus 2021 Batch)
Anonymous User
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Round 1 : Online Test

The first round consisted of two parts :

a) Objective round : This was a 50 minutes test that comprised of MCQ's on Operating systems, Computer Architecture, DBMS, Computer Networks, English Comprehension and Logical reasoning.

b) Subjective round : This was a 45 minutes Automata test in which you had to solve 2 coding questions.

Round 2 : Technical Interview

This was an online video interview. The interviewer asked me to introduce myself. Then he asked me about my projects and how I would upgrade them and my role and responsibilities in making the project which was followed by the following technical questions :

  • Explain the concept of OOPS.
  • Difference between C++ and Java.
  • Why do we do Normalization?
  • What is Bubble sort?
  • What is Inner join and Outer Join?
  • Difference between Abstract class and Interface.
  • Explain Access Specifiers in Java.
  • How to access protected method outside a class?
  • Difference between constant and static in Java.

The coding question was : Convert the input date of format YY/MM/DD to the DD/MM/YY format and also convert the month into its corresponding string.
Example : convert 2020/12/26 to 26/December/2020.

Leetcode have a similar kind of question : https://leetcode.com/problems/reformat-date/

Then in the end he asked if I had any questions for him.

The Pay packages were divided in three categories and were of 4.41 LPA, 6.41 LPA and 8.41 LPA. The company decides which pay package to give as per how your Online test and your technical round went

TIP : Prepare well for Java, OOPS, DBMS and Puzzles. I was not asked any puzzles but many of my friends were.

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