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Garbage collector automatically frees up memory by identifying and removing unused objects.
Garbage collector is a part of the runtime environment.
It periodically scans the heap memory for objects that are no longer in use.
It identifies and removes these objects, freeing up memory for other objects.
Garbage collector uses different algorithms like Mark and Sweep, Reference Counting, etc.
Example: Java has a garbage collec...
Session management refers to the process of securely managing user sessions on a web application.
It involves creating a unique session ID for each user upon login.
The session ID is stored in a cookie or URL parameter and is used to identify the user's session.
Session data is stored on the server and can include user information, preferences, and activity.
Session timeouts are set to ensure that inactive sessions are ter...
Optimizing SQL queries involves reducing the number of operations and improving indexing.
Use indexes to speed up query execution
Avoid using SELECT * and only select necessary columns
Use WHERE clause to filter data before joining tables
Avoid using subqueries and instead use JOINs
Use EXPLAIN to analyze query performance
Dataset is an in-memory representation of data while DataReader is a forward-only, read-only stream of data.
Dataset is disconnected while DataReader is connected.
Dataset can hold multiple tables while DataReader can hold only one.
Dataset can be used to update data while DataReader cannot.
DataReader is faster and more efficient for reading large amounts of data.
Example: Dataset is used to hold data retrieved from a data...
General aptitude test
I applied via campus placement at Maharaja Agrasen Institute of Technology, Delhi and was interviewed in May 2024. There were 5 interview rounds.
I am writing automation and clicking on aptitude test.
I am writing automation and clicking on assignment test.
This is an automation test. I got this task from my senior. I'm doing good.
This is an automation test. I got this task from my senior. I'm doing good.
posted on 27 Aug 2024
I applied via Campus Placement and was interviewed in Jul 2024. There was 1 interview round.
Armstrong number
Pattern Printing
It was gud & they asked simple interview questions
I am impressed by the company's innovative projects and collaborative work culture.
I am excited about the opportunity to work on cutting-edge technologies and contribute to impactful projects.
I value the company's focus on teamwork and collaboration, which aligns with my own work style.
I believe the company's reputation for fostering professional growth and development will help me advance in my career.
posted on 11 Jun 2024
I applied via Walk-in and was interviewed in May 2024. There was 1 interview round.
I applied for java developer role. I have 1 question paper I written the test . Then they will check and conduct for second round.
posted on 5 May 2024
I applied via Referral and was interviewed in Apr 2024. There were 2 interview rounds.
It was about aptitude test
It had leetcode question
Simple mathematics and logic based questions requiring logical ability and problem solving skills of the candidate
Easy questions about react javascript and oops with HR questions as well
I applied via LinkedIn and was interviewed before Oct 2023. There was 1 interview round.
Frontend assement on react js functionality problems
I applied via Company Website and was interviewed in May 2022. There were 2 interview rounds.
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