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Physicswallah
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I applied via Internshala and was interviewed before Jan 2024. There were 3 interview rounds.
Case study and Excel-based questions.
Different types of joins in SQL include inner join, left join, right join, and full outer join.
Inner join: Returns rows when there is a match in both tables.
Left join: Returns all rows from the left table and the matched rows from the right table.
Right join: Returns all rows from the right table and the matched rows from the left table.
Full outer join: Returns rows when there is a match in either table.
The primary objective of Physics Wallah is to provide high-quality education and resources to students preparing for competitive exams.
Offering online lectures and study materials for subjects like Physics, Chemistry, and Mathematics
Helping students prepare for exams like JEE, NEET, and other competitive exams
Providing guidance and support to students through online platforms and resources
I am a recent graduate with a degree in Business Administration and a strong interest in data analysis.
Recent graduate with a degree in Business Administration
Strong interest in data analysis
Completed internships in market research and financial analysis
I applied via LinkedIn and was interviewed in May 2022. There were 3 interview rounds.
Excel Assignment where 7-8 questions available and we have to solve by using some formulas.
Top trending discussions
I applied via Walk-in and was interviewed in Apr 2023. There were 2 interview rounds.
Just academic assignment, not much industry relevant. Its like learning a poem when you are expected to know editorial writing.
Startup growth can be measured through various metrics such as revenue, user acquisition, market share, and customer satisfaction.
Revenue growth is a key metric for measuring startup growth. This can be tracked through sales figures, profit margins, and overall revenue growth rate.
User acquisition is another important metric. This can be measured through the number of new users acquired over a period of time, as well a...
I applied via Recruitment Consultant and was interviewed in Dec 2020. There were 4 interview rounds.
I applied via Referral and was interviewed before May 2021. There were 2 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 Company Website and was interviewed in Jun 2023. There were 3 interview rounds.
I applied via Approached by Company and was interviewed before Feb 2023. There were 2 interview rounds.
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