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INCREFF Software Developer Interview Questions and Answers
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8 interviews found
I applied via campus placement at National Institute of Technology (NIT), Kurukshetra and was interviewed in Aug 2024. There were 2 interview rounds.
Included questions on mathematical reasoning, OS, DBMS and two coding questions
(2 Questions)
- Q1. Differences between RAM, HDD and SSD.
- Ans.
RAM is volatile memory for temporary storage, HDD is non-volatile storage for long-term data, and SSD is a faster non-volatile storage.
RAM is volatile memory that stores data temporarily while the computer is on.
HDD is a non-volatile storage device that uses spinning disks to store data long-term.
SSD is a faster non-volatile storage device that uses flash memory for quicker access to data.
RAM is faster but more expensi...
- Q2. Given a grid with multiple products and starting from top left, how to reach bottom right collecting max number of products, and moving only right or down.
Skills evaluated in this interview
It was a great round with medium - hard level leetcode questions from graph and binary search.
(2 Questions)
- Q1. N Queens problem standard
- Q2. Some probability related question
Interview Preparation Tips
Tip 2: Look over the previous questions asked
Skills evaluated in this interview
(1 Question)
- Q1. DSA Questions on ant topic
Graph, DP questions of hard level
I applied via Job Portal and was interviewed in Apr 2024. There were 3 interview rounds.
Contained aptitude questions followed by two coding questions.
Contained Two coding questions
Contained project to find bugs
INCREFF interview questions for designations
Aptitude test on theory topics and general aptitude
(1 Question)
- Q1. Binary search question
(1 Question)
- Q1. Design in memory database
- Ans.
In-memory databases store data in main memory for faster access and retrieval.
Use data structures like hash tables or B-trees for efficient storage and retrieval of data
Implement caching mechanisms to reduce latency and improve performance
Consider data persistence strategies like periodic snapshots or write-ahead logging
Optimize memory usage by compressing data or using columnar storage formats
Selected
I applied via campus placement at Indian Institute of Information Technology (IIIT), Guwahati and was interviewed before Sep 2022. There were 4 interview rounds.
There were 50 questions to be solved in 12 minutes. Most of the questions were easily do able. More important in this round was to manage time and decide on which questions to skip.
So this was basically an online assessment. It had few MCQs around OS, DBMS, some input output base questions and 2 DSA problems. Both the problems were in medium to difficult range.
(1 Question)
- Q1. This round was based on DSA and other programming concepts. I was asked three questions based on DSA, one hard and two medium level questions. I was able to do them. I was also asked some questions on netw...
(1 Question)
- Q1. This round was based on low level design. I was asked to implement some features of an online cab booking app like OLA and Uber. This was intended towards testing my hold on OOPS. I was able to do this que...
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed before Oct 2022. There were 5 interview rounds.
50 simple quesrions to be done in 15 minutes.
2 coding question intermediate level and mcq on sql and os
(2 Questions)
- Q1. Number thoery question
- Q2. Graph snake and ladder
(1 Question)
- Q1. Simple puzzles and question around projects
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Jul 2022. There were 2 interview rounds.
50 question in 12 minutes
2 question and cs core subjects mcq
Interview Preparation Tips
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Zopsmart Technology
Anonymous
posted on 14 Nov 2024
I applied via Campus Placement and was interviewed in Oct 2024. There were 4 interview rounds.
Consist 3 coding questions medium level
(2 Questions)
- Q1. Asked about java concept
- Q2. Sql query basics
(2 Questions)
- Q1. Asked medium to advance level oops java concept
- Q2. Deep discussion over project
(2 Questions)
- Q1. Hard level linked list questions
- Q2. Advanced level sql query
Interview Preparation Tips
I applied via Referral and was interviewed in Jul 2024. There were 3 interview rounds.
(2 Questions)
- Q1. About Myself in details
- Q2. Past internships and work experiences
(2 Questions)
- Q1. Primary keys, Unique key
- Q2. Usage advantages and disadvantages of Indexing
SQL- 1 departments with no users
2 dept_id and their respective no. of users
DSA1: Most frequent no. in an array
DSA2: Zero Sum subarray exists
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