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I applied via Walk-in and was interviewed in Nov 2024. There were 2 interview rounds.
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2 coding problems are there
I applied via Naukri.com and was interviewed in May 2022. There was 1 interview round.
Trenser Technology Solutions Private Limited interview questions for popular designations
I applied via Approached by Company and was interviewed before Feb 2023. There was 1 interview round.
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posted on 17 Dec 2024
I applied via Instahyre and was interviewed in Nov 2024. There was 1 interview round.
Use SQL query to count number of reportees for each manager and filter out those with atleast 5 reportees.
Write a SQL query to count number of reportees for each manager using GROUP BY clause
Add HAVING clause to filter out managers with atleast 5 reportees
Example: SELECT managerId, COUNT(id) AS num_reportees FROM table_name GROUP BY managerId HAVING num_reportees >= 5
Use libraries like pandas and dask to efficiently manage large datasets in Python.
Use pandas library for data manipulation and analysis.
Use dask library for parallel computing and out-of-core processing.
Optimize memory usage by loading data in chunks or using data types efficiently.
Consider using cloud services like AWS S3 or Google BigQuery for storing and processing large datasets.
Some commonly used Python libraries for Data Analysts are Pandas, NumPy, Matplotlib, and Scikit-learn.
Pandas - used for data manipulation and analysis
NumPy - used for numerical computing and working with arrays
Matplotlib - used for data visualization
Scikit-learn - used for machine learning and data mining
I applied via Company Website and was interviewed in Dec 2024. There were 2 interview rounds.
A session in PHP is a way to store information (variables) to be used across multiple pages.
Sessions are used to store user data on the server for later use
Sessions are identified by a unique session ID, usually stored in a cookie
Session data is stored on the server side, making it more secure than using cookies alone
Variables can be changed during the execution of a script, while constants cannot be changed once they are defined.
Variables can be reassigned with new values, while constants cannot be changed once defined
Constants are defined using the define() function, while variables are assigned using the $ symbol
Constants are case-sensitive by default, while variables are case-insensitive
The code will output 'Hello World!' because the variable $x is set to true.
The code will check if $x is true, which it is, so it will output 'Hello World!'
The if statement will only execute if the condition is true, in this case $x is true.
What are the differences between echo and print in PHP?
I was interviewed in Nov 2024.
It includes questions from aptitude as well as coding related questions, JAVA was the most common language in which majority of the coding questions were
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