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Prolifics Corporation Fullstack Java Developer Interview Questions and Answers
Prolifics Corporation Fullstack Java Developer Interview Experiences
1 interview found
Sathish Punna
(1 Question)
- Q1. What are the Parts of jwt
- Ans.
Parts of JWT include header, payload, and signature.
Header: Contains metadata about the token such as the type and hashing algorithm.
Payload: Contains claims or information about the user.
Signature: Used to verify that the sender of the JWT is who it says it is and that the message has not been tampered with.
It was a good experience
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1 Question
- Q1. Basic javascript questions , clouser, promise
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Dec 2020. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. 1. If you given a no return its corresponding excel no.
- Ans.
Convert given no to corresponding excel no.
Excel no starts from 1 and goes up to 16384
Excel no is calculated using column and row numbers
For example, 1 corresponds to A, 27 corresponds to AA, 28 corresponds to AB, and so on
- Q2. 2. find unique character in a window of k size in a string
- Ans.
Find unique characters in a window of k size in a string.
Use a sliding window approach.
Maintain a hash table to keep track of character frequency.
Remove characters from hash table as the window slides.
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Software Engineer Interview Questions & Answers
Bounteous x Accolite
Anonymous
posted on 20 Jun 2021
I applied via Campus Placement and was interviewed in May 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Dsa java oops dbms networking
Interview Preparation Tips
You have to be very strong in DSA.
I applied via Recruitment Consultant and was interviewed in Oct 2020. There were 6 interview rounds.
Interview Questionnaire
1 Question
- Q1. Oops concepts with examples, SQL query to find second highest salary, diff between fail fast and fail safe, how did u implement security in your app, etc
Interview Preparation Tips
I applied via Company Website and was interviewed in Apr 2020. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Are you updating day by day yourself in technology ?
- Q2. Yes, means you will definitely placed in technosoft.
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Sep 2021. There were 3 interview rounds.
(3 Questions)
- Q1. Do you have knowledge of Hadoop data ware house?
- Ans.
Yes, I have knowledge of Hadoop data warehouse.
I have experience in designing and implementing Hadoop-based data warehouses.
I am proficient in Hadoop ecosystem technologies such as HDFS, MapReduce, Hive, and Pig.
I have worked with large-scale data processing and storage using Hadoop.
I am familiar with data warehousing concepts such as ETL, data modeling, and data integration.
I have used Hadoop to build data warehouses
- Q2. SQl questions using joins.
- Q3. Have you used python scripts in your testing?
- Ans.
Yes, I have used Python scripts extensively in my testing.
I have used Python scripts for automated testing of web applications.
I have also used Python scripts for unit testing of backend code.
Python's unittest module is particularly useful for this purpose.
I have also used Python scripts for load testing and performance testing.
Python's requests library is very helpful for testing APIs.
I have also used Python scripts f
(1 Question)
- Q1. What is your current ctc and what is your expected ctc?
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Skills evaluated in this interview
I applied via Naukri.com and was interviewed before Nov 2020. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Basic questions on javascript, angular, html,css
- Q2. Questions on localstorage , tokens, security, interceptors
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I applied via LinkedIn and was interviewed before Jun 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Basics Of JS
I applied via Naukri.com and was interviewed before Mar 2020. There were 4 interview rounds.
Interview Questionnaire
4 Questions
- Q1. Difference between Hashtable and hashmap?
- Ans.
Hashtable is synchronized while hashmap is not.
Hashtable is thread-safe while hashmap is not.
Hashtable does not allow null keys or values while hashmap allows one null key and multiple null values.
Hashtable is slower than hashmap due to synchronization.
Hashtable is a legacy class while hashmap is a newer implementation.
- Q2. Difference between hashmap and concurrent hashmap?
- Ans.
Hashmap is not thread-safe while Concurrent Hashmap is thread-safe.
Hashmap is not suitable for multi-threaded environments as it can lead to race conditions and data inconsistencies.
Concurrent Hashmap allows multiple threads to access and modify the map concurrently without any data inconsistencies.
Concurrent Hashmap uses a technique called lock striping to achieve thread-safety.
Concurrent Hashmap is slower than Hashma...
- Q3. Jdbc step
- Q4. Spring ioc
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Prolifics Corporation Fullstack Java Developer Interview Process
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