Kellton Tech Solutions Limited interview experience Real time questions & tips from candidates to crack your interview
Software Engineer
Kellton Tech Solutions Limited
2 rounds | 2 Coding
problems
Rejected
Interview preparation journey
Preparation
Duration: 3 months
Topics: oops,Dbms,Algorithms,Array,Data structure.
Tip 1 : Learn new topics regular and revised that topic .
Tip 2 : Apply practically.
Tip 3 : Do a project
Application process
Where: Campus
Eligibility: No percentage criteria(good in aptitude/logic and good in data structure)
Tip 1 : Technology you know, projects
Tip 2 : No false information in your resume
Interview rounds
01
Round
Easy
Online Coding Test
Duration30 minutes
Interview date6 Jan 2021
Coding problem1
It was in the evening. Platform used for this round was hackerrank. Questions were of moderate level.
1. Count Subsequences
Moderate
30m average time
60% success
0/80
Asked in companies
You have been given an integer array/list 'ARR' of size 'N'. Your task is to return the total number of those subsequences of the array in which all the elements are equal.
A subsequence of a given array is an array generated by deleting some elements of the given array with the order of elements in the subsequence remaining the same as the order of elements in the array.
Note :
As this value might be large, print it modulo 10^9 + 7
02
Round
Medium
Face to Face
Duration30 minutes
Interview date19 Jan 2021
Coding problem1
It was in the night around 9:00PM. Platform used for this round was skype.
1. OS Questions
What are the different operating systems?
What is monolithic kernel?
What is the difference between micro kernel and macro kernel?
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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