C3I Solutions Interview Questions and Answers

Q1. Self introduction , about my roles and respondibilities
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Q1. Stability check and the same HR questiond
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Q2. Regarding longterm/future goals
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Fairly easy, includes puzzles and time questions and 1 pattern coding question

Q1. Update column data type in mysql
Ans. 
To update column data type in MySQL, use the ALTER TABLE statement.
• Use ALTER TABLE table_name MODIFY column_name new_data_type;

• Ensure the new data type is compatible with existing data in the column.

• Examples: ALTER TABLE employees MODIFY age INT;

• You can also use CHANGE keyword instead of MODIFY to change column name and data type.
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Q2. Python real world examples
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Python is used in real world applications like web development, data analysis, automation, and machine learning.
• Web development: Django and Flask are popular frameworks for building websites.

• Data analysis: Pandas and NumPy are commonly used libraries for analyzing and manipulating data.

• Automation: Python scripts can automate repetitive tasks like file management or data processing.

• Machine learning: Libraries like Tenso...read more
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Q3. What are different sql data types
Ans. 
SQL data types are used to define the type of data that can be stored in a table column.
• Common SQL data types include INTEGER, VARCHAR, DATE, BOOLEAN, and DECIMAL.

• INTEGER is used for whole numbers, VARCHAR for variable-length character strings, DATE for dates, BOOLEAN for true/false values, and DECIMAL for decimal numbers.

• Each data type has specific properties and constraints that determine the kind of data that can be
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Q1. Non technical very besic questions
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Q2. Background questions related education and work
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Q3. Too much background verification
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Q4. Total time waste even contacts your friend's
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