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String Builder is not synchronized, faster but not thread-safe. String Buffer is synchronized, slower but thread-safe.
String Builder is faster due to lack of synchronization, suitable for single-threaded environments.
String Buffer is slower due to synchronization, suitable for multi-threaded environments.
String Buffer is thread-safe, String Builder is not.
Example: StringBuilder sb = new StringBuilder(); StringBuffer sb
Singleton class is a design pattern that restricts the instantiation of a class to one object, while circuit breaker pattern is a design pattern used in software development to prevent cascading failures.
Singleton class ensures that a class has only one instance and provides a global point of access to it.
Circuit breaker pattern is used to detect failures and prevent them from causing further damage by temporarily stop...
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posted on 16 Dec 2024
I applied via Campus Placement and was interviewed in Jun 2024. There were 4 interview rounds.
In the coding test, there were 2 problems based on arrays and hashing (easy to medium level leetcode)
posted on 1 Aug 2024
I applied via campus placement at Jagan Institute of Management Studies (JIMS) and was interviewed in Jul 2024. There was 1 interview round.
I applied via Walk-in and was interviewed in Feb 2024. There were 4 interview rounds.
Basic pattern question
Moderate level related to array and string
Difficult questions pattern string array tree
posted on 19 Feb 2023
I applied via Recruitment Consulltant and was interviewed in Aug 2022. There were 4 interview rounds.
Aptitude test on logocal reasoning and maths question
All sql queries and oops concept.
posted on 21 Aug 2024
I applied via campus placement at Shri Ram Murti Smarak College of Engineering and Technology, Bareilly and was interviewed before Aug 2023. There was 1 interview round.
A zip file is a compressed file format used to store multiple files and folders together.
Zip files are commonly used for reducing file size and organizing multiple files into a single archive.
They can be created, extracted, and manipulated using various software tools.
Examples of software that can work with zip files include WinZip, 7-Zip, and built-in tools like Windows Explorer.
Zip files can be password protected for...
posted on 17 Oct 2024
I applied via campus placement at Acropolis Institute of Technology and Research, Bhopal and was interviewed in Sep 2024. There were 2 interview rounds.
2 coding questions medium to hard level
Use Floyd's cycle detection algorithm to find if a Singly Linked List is cyclic or not.
Use two pointers, slow and fast, where slow moves one step at a time and fast moves two steps at a time.
If there is a cycle, the two pointers will eventually meet at some point.
If the fast pointer reaches the end of the list (null), then there is no cycle.
posted on 15 Jun 2022
I applied via LinkedIn and was interviewed in Apr 2022. There were 4 interview rounds.
DSA questions .
posted on 23 Oct 2024
I applied via Campus Placement and was interviewed before Oct 2023. There were 2 interview rounds.
Basic MCQ technical questions
Easy level string and array and math questions
based on 1 interview
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