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I appeared for an interview before Mar 2023.
3 to 4 SQL queries based upon tables
Optimizing queries involves using indexes, limiting the number of columns retrieved, avoiding unnecessary joins, and using appropriate data types.
Use indexes on columns frequently used in WHERE clauses
Limit the number of columns retrieved to only those needed
Avoid unnecessary joins by denormalizing data when possible
Use appropriate data types to minimize storage and improve query performance
I applied via Naukri.com and was interviewed in Jul 2021. There were 3 interview rounds.
I applied via Company Website and was interviewed before Mar 2020. There was 1 interview round.
Bubble sort is a simple sorting algorithm that repeatedly steps through the list, compares adjacent elements and swaps them if they are in the wrong order.
Start from the first element and compare it with the next element
If the first element is greater than the next element, swap them
Repeat this process for all elements in the list
Continue this process until no more swaps are needed
A Turing Machine is a theoretical device that can simulate any algorithmic computation.
It was proposed by Alan Turing in 1936 as a model for computation.
It consists of a tape, a head that can read and write symbols on the tape, and a set of rules for transitioning between states.
It can simulate any algorithmic computation, making it a powerful tool for theoretical computer science.
It is often used as a theoretical basi...
A hash function is a mathematical function that converts input data of arbitrary size into a fixed-size output.
Hash functions are used to index data in hash tables.
They are also used in cryptography to securely store passwords.
Examples of hash functions include MD5, SHA-1, and SHA-256.
I applied via Naukri.com and was interviewed before Sep 2021. There were 2 interview rounds.
Question was moderate.based on logical reasoning and math.
Coding test question based on sql and python.
I applied via Walk-in and was interviewed before Jun 2020. There was 1 interview round.
I will highlight the benefits of our tablets for children's education and offer discounts or promotions to attract parents.
Emphasize the educational benefits of our tablets
Offer discounts or promotions to attract parents
Provide testimonials from satisfied parents
Partner with schools or educational institutions to promote our tablets
Create engaging and informative marketing materials targeted towards parents
Offer a tria...
I applied via Naukri.com and was interviewed in Jan 2024. There was 1 interview round.
Gave a case study to solve where I was provided an ER Diagram
I applied via LinkedIn and was interviewed in Jun 2024. There were 2 interview rounds.
Sql, numpy, pandas, dictionary, pandas group by, merging
I applied via Referral and was interviewed before May 2023. There were 2 interview rounds.
I applied via Company Website and was interviewed in Jun 2023. There were 3 interview rounds.
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