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I was interviewed before Aug 2023.
LLD of URL shortner & Projects based discussion , questions on Java
API optimisation techniques & methods
Use caching to reduce response time
Implement pagination for large datasets
Minimize network requests by combining multiple API calls into one
Use efficient data formats like JSON or Protocol Buffers
Implement rate limiting to prevent abuse and ensure fair usage
LLD of an E-commerce system involves designing the detailed architecture of the system including modules, components, and their interactions.
Identify key components like user interface, database, payment gateway, inventory management, etc.
Define the interactions between components using UML diagrams like class diagrams, sequence diagrams, etc.
Consider scalability, security, performance, and maintainability aspects in t...
Top trending discussions
I applied via Recruitment Consultant and was interviewed in May 2020. There were 3 interview rounds.
Diameter of a binary tree is the longest path between any two leaf nodes.
Calculate the height of left and right subtrees recursively.
Calculate the diameter recursively using the formula max(left_height + right_height + 1, max(left_diameter, right_diameter)).
Return the maximum diameter.
To find interchanged terms from an AP series
Identify the common difference between terms
Swap the positions of adjacent terms
Check if the new series is also an AP
Repeat until no more interchanged terms can be found
Database indexing is a technique to improve the performance of database queries.
Indexing creates a data structure that allows for faster retrieval of data.
Indexes are created on one or more columns of a table.
Queries that use indexed columns can be executed faster.
Indexes can be clustered or non-clustered.
Clustered indexes determine the physical order of data in a table.
Non-clustered indexes create a separate structure...
Patch is used to update a specific part of a resource, while put is used to replace the entire resource.
Patch is used for partial updates, while put is used for full updates.
Patch is idempotent, meaning multiple identical patch requests will have the same effect as a single request, while put is not necessarily idempotent.
Example: Using patch to update the title of a blog post without affecting other fields, while usin...
I applied via Approached by Company and was interviewed before Feb 2022. There were 2 interview rounds.
I applied via Campus Placement and was interviewed in Oct 2023. There were 2 interview rounds.
Arrays and Pointers code
I applied via LinkedIn and was interviewed in May 2024. There were 2 interview rounds.
Building small UI screen application in 1 hr for frontend developer
I applied via LinkedIn and was interviewed in Nov 2024. There was 1 interview round.
It was very tough all questions are from leetcode hard level
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