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Optel Group Software Consultant Interview Questions and Answers
Optel Group Software Consultant Interview Experiences
1 interview found
Anonymous
(1 Question)
- Q1. Basics of the relevant work experience and technologies you have worked on
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Selected
I applied via Approached by Company and was interviewed in Oct 2024. There were 4 interview rounds.
2 DSA questions and some MCQ on Java and Spring
(2 Questions)
- Q1. Longest palindromic substring
- Ans.
A palindromic substring is a string that reads the same forwards and backwards.
Use dynamic programming to find the longest palindromic substring.
Start by considering each character as the center of a potential palindrome.
Expand outwards from each center to check for palindromes of odd and even lengths.
- Q2. Remove duplicates in place from a 1D array
- Ans.
Remove duplicates from a 1D array of strings in place
Iterate through the array and use a HashSet to keep track of unique elements
Replace duplicates with null or an empty string to remove them in place
(3 Questions)
- Q1. Project discussion
- Q2. Search min element in a rotated sorted array with duplicate elements
- Ans.
Search for the minimum element in a rotated sorted array with duplicate elements.
Use binary search to find the minimum element in the rotated sorted array.
Handle the case where duplicate elements are present by adjusting the search conditions.
Consider cases where the array is not rotated or contains only one element.
- Q3. Ways of declaring singleton class
- Ans.
A singleton class is a class that can only have one instance created throughout the application.
Declare a private static instance variable of the class
Create a private constructor to prevent external instantiation
Provide a public static method to access the instance
(2 Questions)
- Q1. Project discussion
- Q2. Behavioural questions
Skills evaluated in this interview
I applied via LinkedIn and was interviewed in Dec 2024. There were 3 interview rounds.
1.Sum numbers in linked list
2. Maximum sum subarray
(2 Questions)
- Q1. Design and code hashmap.
- Ans.
Implement a hashmap data structure in code.
Use an array to store key-value pairs
Implement a hash function to map keys to indices in the array
Handle collisions using techniques like chaining or open addressing
- Q2. Questions on kafka
(1 Question)
- Q1. Design linked in
- Ans.
Design a platform similar to LinkedIn for professional networking.
Create user profiles with work experience, education, skills, and endorsements.
Allow users to connect with others, join groups, and follow companies.
Include features like job postings, messaging, news feed, and recommendations.
Implement algorithms for personalized content and job suggestions.
Ensure data privacy and security measures are in place.
I applied via Campus Placement
2 coding questions and a few MCQs
(1 Question)
- Q1. Asked to explain and optimise my solution from coding test
(1 Question)
- Q1. Behavioral round. Asked about resume.
(1 Question)
- Q1. General HR round and trying to find if you're a right fit for the company
(2 Questions)
- Q1. Arrays problems
- Q2. Sliding window problem
- Ans.
Sliding window problem involves finding a subarray of fixed size k with maximum sum.
Use a sliding window approach to iterate through the array and calculate the sum of each subarray of size k.
Keep track of the maximum sum encountered so far.
Move the window by one element at a time and update the sum accordingly.
Example: Given array [1, 3, -1, -3, 5, 3, 6, 7] and k = 3, the subarray with maximum sum is [5, 3, 6] with su
Skills evaluated in this interview
Associate Software Engineer Interview Questions & Answers
MedPlus
Saksham raj thakur
posted on 19 Oct 2024
Good question but very simple to answer
(2 Questions)
- Q1. Cooding question
- Q2. About project you did in colly
Interview Preparation Tips
Selected
(1 Question)
- Q1. Array, Tree based questions
(1 Question)
- Q1. Managerial round with a dive into the projects
Interview Preparation Tips
(1 Question)
- Q1. Laravel based questions
(1 Question)
- Q1. Basic questions
(1 Question)
- Q1. Scenerio based questions
(3 Questions)
- Q1. Linked List Intersection Point
- Ans.
Find the intersection point of two linked lists.
Use two pointers to traverse the linked lists
Calculate the difference in length between the two lists
Move the pointer of the longer list ahead by the difference
Move both pointers simultaneously until they meet at the intersection point
- Q2. Basic Spring Boot
- Q3. Stream and Java 8 Questions
Skills evaluated in this interview
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