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I was interviewed in Jan 2024.
Comparison between LinkedList and ArrayList, explanation of Comparator in Java, logic for XML validation using Stack, and HLD for URL shortener.
LinkedList is a doubly linked list while ArrayList is a resizable array
LinkedList is efficient for frequent insertions and deletions, while ArrayList is efficient for random access
Comparator interface in Java is used to define custom sorting logic for objects
XML validation can ...
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Factory design pattern is used to create objects without specifying the exact class of object that will be created.
Factory method creates objects without specifying the exact class of object that will be created.
It provides a way to delegate the instantiation logic to child classes.
Example: Java's Calendar.getInstance() method returns a Calendar object based on the current timezone and locale.
Redux is a predictable state container for JavaScript apps.
Centralized state management
State is read-only
Changes are made with pure functions (reducers)
Actions are dispatched to update state
Used with React for managing application state
posted on 9 Dec 2024
posted on 23 Aug 2024
posted on 20 Jun 2024
Technical coding coding test
A view is a virtual table created by a query. CTE stands for Common Table Expression, which is a temporary result set.
View is a saved SQL query that acts as a virtual table
CTE is a temporary result set that can be referenced within a query
Views can be used to simplify complex queries and provide a layer of abstraction
CTEs are useful for recursive queries or when a result set needs to be referenced multiple times
I applied via Recruitment Consulltant and was interviewed before May 2023. There were 4 interview rounds.
I applied via Naukri.com and was interviewed before Mar 2023. There were 3 interview rounds.
Amcat, SQL, spring boot
I applied via Job Portal and was interviewed before Mar 2023. There were 2 interview rounds.
Scenario based questions
posted on 25 Feb 2022
I applied via Naukri.com and was interviewed before Feb 2021. There was 1 interview round.
based on 1 interview
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