Futops Interview Questions and Answers

Coding on hackerearth related to file handling and string.

Q1. Question on docker image, containers (what is) some cmds. Some (2) basic string problems Linux cmds
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Q1. Some basic and random questions also related to file handling like open and count the number of occurrences of duplicate string in a reverse order.
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30-minute MCQ aptitude test focused on Python and Docker basics, with questions designed to assess fundamental knowledge in these areas

Q1. What is generator in python?
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Generators in Python are functions that allow you to iterate over a sequence of items without storing them all in memory at once.
• Generators use the 'yield' keyword to return values one at a time

• They are more memory efficient than lists or tuples for large datasets

• Generators are used in situations where you need to iterate over a large sequence of items but don't need to store them all at once
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Q2. Oops concepts related question
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Q3. Coding question related string operation
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Q1. File operations related coding question
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Q2. Difference related multi threading multiprocessing
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Multithreading involves multiple threads within the same process, while multiprocessing involves multiple processes running concurrently.
• Multithreading allows multiple threads to share the same memory space and resources, while multiprocessing involves separate memory spaces and resources for each process.

• Multithreading is more lightweight and efficient in terms of resource usage compared to multiprocessing.

• Examples of...read more
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Q3. Explain SQL joins
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SQL joins are used to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column

• Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• INNER JOIN returns rows when there is at least one match in both tables

• LEFT JOIN returns all rows from the left table and the matched rows from the right table

• RIGHT JOI...read more
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Q4. Diffrence between sql and nosql
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SQL is a relational database management system, while NoSQL is a non-relational database management system.
• SQL is table-based, with a predefined schema, while NoSQL is document, key-value, graph, or wide-column store.

• SQL is suitable for complex queries and transactions, while NoSQL is better for large amounts of data and scalability.

• Examples of SQL databases include MySQL, Oracle, and PostgreSQL, while examples of NoSQ...read more
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