Cognizant Python Software Developer Interview Questions, Process, and Tips

Q1. Python code source
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Q2. Python pointer program
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Q3. What are the uses of keywords in Python?
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Q4. Python in structure & input
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Q5. What are the various data structures available in Python?
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Q6. What are the different uses of Python?
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Q7. What is a data program in Python?
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Q8. What are the key features of Python as a high-level programming language?
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Q9. What are the uses of Python in your company?
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Q10. Python पॉईंटर use
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Q11. Python hjfnmmmmmmm
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Q12. Python ai use
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Q13. Python usea jk
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Q1. What is a one-line function?
Ans. 
A one-line function is a function written in a single line of code, typically used for simple operations.
• One-line functions are concise and easy to read, often used for simple tasks like mathematical operations or string manipulation.

• They are commonly used in lambda functions in Python.

• Example: lambda x: x**2
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Q2. What is polymorphism in OOps?
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Polymorphism in OOPs refers to the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to represent different data types.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: In Python, the '+' operator can be us...read more
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Q3. Remove duplicates from the table.
Ans. 
Use SQL query with DISTINCT keyword to remove duplicates from the table.
• Use SELECT DISTINCT column_name FROM table_name to retrieve unique values from a specific column.

• Use DELETE FROM table_name WHERE column_name IN (SELECT column_name FROM table_name GROUP BY column_name HAVING COUNT(*) > 1) to remove duplicates from the table.
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Q4. Join two tables?
Ans. 
Use SQL JOIN to combine rows from two tables based on a related column between them.
• Use JOIN keyword in SQL to combine rows from two tables based on a related column

• Types of JOINs include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• Example: SELECT * FROM table1 JOIN table2 ON table1.column = table2.column
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Q1. Basics of python
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Q2. Practice all the basic functions and datatypes
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Self indutroduction and my personal questions and technical support question

Q1. Self indutroduction and python basis and codeling uses to the python and c language
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Q2. Python basis question and apptitude question
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