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

SDE - 1

CIS - Cyber Infrastructure
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3 rounds | 5 Coding problems

Interview preparation journey

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Preparation
Duration: 2 Months
Topics: Data Structures, Algorithms, OOPS, Spring Boot,Hibernate
Tip
Tip

Tip 1 : Practice Standard Question
Tip 2 : Take help from online platforms to prepare
Tip 3 : Don't ignore your core CS subjects

Application process
Where: Linkedin
Resume Tip
Resume tip

Tip 1 : Do Not Put False Thing on resume
Tip 2 : Keep Only Important Project on resume

Interview rounds

01
Round
Easy
Telephonic
Duration30 minutes
Interview date18 Nov 2021
Coding problem2

It was a coding round two easy level coding questions were asked

1. Count Number Of Ways To Cover A Distance

Easy
15m average time
85% success
0/40
Asked in companies
OlaCIS - Cyber InfrastructureTata1mg

Divyansh is in Dhanbad and wants to travel to different places. He can take one, two or three steps at max while travelling. He knows the distance and wants to find the number of ways to reach his destination. He is weak at calculations and wants your help in this. Given the distance from Dhanbad to his destination, count the total number of ways to cover the distance with 1, 2 and 3 steps.

Problem approach

Used Dynamic Programming

Try solving now

2. Reverse A LL

Moderate
30m average time
65% success
0/80
Asked in companies
CIS - Cyber InfrastructureAmazonPhonePe

Ninjas is practicing problems on the linked list. He came across a problem in which he has given a linked list of ‘N’ nodes and two integers, ‘LOW’ and ‘HIGH’. He has to return the linked list ‘HEAD’ after reversing the nodes between ‘LOW’ and ‘HIGH’, including the nodes at positions ‘LOW’ and ‘HIGH’.

Problem approach

Make two pointers, traverse linked list from both ends after each step change links of nodes.

Try solving now
02
Round
Medium
Face to Face
Duration50 minutes
Interview date18 Nov 2021
Coding problem2

It was again a DSA based round 2 coding questions one from trees and one of the backtracking approach was asked

1. N Queens

Hard
55m average time
35% success
0/120
Asked in companies
AmazonAdobeIntuit

You are given an integer 'N'. For a given 'N' x 'N' chessboard, find a way to place 'N' queens such that no queen can attack any other queen on the chessboard.

A queen can be killed when it lies in the same row, or same column, or the same diagonal of any of the other queens. You have to print all such configurations.

Problem approach

Using backtracking, I solved this question

Try solving now

2. Symmetric Tree

Easy
20m average time
82% success
0/40
Asked in companies
IBMAdobeOracle

You are given a binary tree, where the data present in each node is an integer. You have to find whether the given tree is symmetric or not.

Symmetric tree is a binary tree, whose mirror image is exactly the same as the original tree.

For Example:

sym_tree

Try solving now
03
Round
Easy
HR Round
Duration50 minutes
Interview date18 Nov 2021
Coding problem1

It was a Basic HR Round

1. Basic HR Questions

  • Tell me about yourself
  • What are your strengths and weakness?
  • What do you think about work culture here in Publicis Sapient?
  • Why do you want to join the organisation?
  • Explain your project in detail
Problem approach

Tip 1 : Be frank with the HR
Tip 2 : Be honest, don't lie 
 

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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