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I applied via Approached by Company and was interviewed before Oct 2023. There were 4 interview rounds.
Indexing in databases improves query performance by allowing faster retrieval of data.
Indexes are data structures that improve the speed of data retrieval operations on a database table.
They work by creating a sorted list of specific columns in a table, allowing the database to quickly locate the rows that match a query.
Examples of indexes include primary keys, unique keys, and composite indexes.
Indexes can be created ...
I have worked on various projects in different organizations, showcasing my versatility and adaptability.
Developed a customer management system for a retail company, improving efficiency and customer satisfaction.
Implemented a data analytics platform for a marketing agency, enabling data-driven decision making.
Collaborated on a team to create a real-time messaging application for a tech startup, enhancing communication
Different data structures like arrays, linked lists, trees, graphs, and their indexing problems and solutions.
Arrays: indexing is O(1), but insertion/deletion at arbitrary position is O(n)
Linked Lists: indexing is O(n), but insertion/deletion at arbitrary position is O(1)
Trees: indexing depends on the type of tree (e.g. binary search tree, AVL tree)
Graphs: indexing can be done using adjacency lists or matrices
Hash Tabl...
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The duration of Convin interview process can vary, but typically it takes about less than 2 weeks to complete.
based on 25 interviews
Interview experience
3-4 Yrs
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3-10 Yrs
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5-8 Yrs
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