CIS - Cyber Infrastructure interview experience Real time questions & tips from candidates to crack your interview

Associate Professional

CIS - Cyber Infrastructure
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4 rounds | 6 Coding problems

Interview preparation journey

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Preparation
Duration: 6 months
Topics: Core Java, Microservices, Springboot, Spring MVC, Hibernate, Postgres, MySQL, Bootstrap, Javascript, Jquery, HTML/CSS, Data Structure, and Strut (1&2)
Tip
Tip

Tip 1: Give interviews as much as you can and learn from your mistakes.
Tip 2: Clear all your basic concepts. Prepare limited yet strong topics. Focus on quality over quantity.
Tip 3: Practice writing logical codes along with the complexity analysis.

Application process
Where: Linkedin
Eligibility: No criteria
Resume Tip
Resume tip

Tip 1: Resume should not be more than 2 pages
Tip 2: Write your phone no, email, and previous experience in a clean way

Interview rounds

01
Round
Hard
Online Coding Interview
Duration60 mins
Interview date19 Apr 2021
Coding problem3

1. SQL question

The output of a specific query.

2. Merge Sort

Easy
15m average time
85% success
0/40
Asked in companies
BarclaysOracleHCL Technologies

Given a sequence of numbers ‘ARR’. Your task is to return a sorted sequence of ‘ARR’ in non-descending order with help of the merge sort algorithm.

Example :

Merge Sort Algorithm -

Merge sort is a Divide and Conquer based Algorithm. It divides the input array into two-parts, until the size of the input array is not ‘1’. In the return part, it will merge two sorted arrays a return a whole merged sorted array.

subsequence

The above illustrates shows how merge sort works.
Note :
It is compulsory to use the ‘Merge Sort’ algorithm.
Problem approach

I analyzed the problem and tried to write some logic

Try solving now

3. Bubble Sort

Easy
10m average time
90% success
0/40
Asked in companies
Lenskart.comOptumWells Fargo

Bubble Sort is one of the sorting algorithms that works by repeatedly swapping the adjacent elements of the array if they are not in sorted order.

You are given an unsorted array consisting of N non-negative integers. Your task is to sort the array in non-decreasing order using the Bubble Sort algorithm.

For Example:
Bubble Sort implementation for the given array:  {6,2,8,4,10} is shown below :-

Alt test

Try solving now
02
Round
Hard
Video Call
Duration60 minutes
Interview date23 Jul 2022
Coding problem1

It was a technical interview. I was asked many concept-related questions.

1. Technical questions

1.diff types of polymorphism
2.cloning , types of cloning,  exception by clone method,  type of exception thrown by the clone method. 
3. Association 
4.diff between get and load in hibernate
5.Restful api
6.Maven repository 
7.index in dbms
8.diff between hashmap and hashset
9.value in hashset
10.object class methods 
11. Executor framework
12. Types of collections used in your project
13. Algorithms of garbage collector
14.time complexity of arraylist and linkedlist
15. When to use arraylist and linkedlist

Problem approach

I tried to understand the question and answer accordingly

03
Round
Easy
Video Call
Duration60 mins
Interview date24 May 2021
Coding problem1

It was a problem-solving ability round.

1. Situation based questions

These are situation-based questions where you have to think about your reaction to a situation.

04
Round
Easy
HR Round
Duration30 mins
Interview date28 Jul 2022
Coding problem1

1. Basic HR Questions

What are your salary expectations?

Here's your problem of the day

Solving this problem will increase your chance to get selected in this company

Skill covered: Programming

How do you remove whitespace from the start of a string?

Choose another skill to practice
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