Indus Net Technologies Software Engineer Interview Questions, Process, and Tips

Q1. Are you comfortable to change the job profile from frontend to backend
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Q2. Can you relocate to kolkata?
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Mathematics, English

Q1. Project work- Libraries used
Ans. 
I have experience using various libraries such as React, Redux, and Express in my project work.
• React

• Redux

• Express
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Q1. What's charecteristics of oops?
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Characteristics of OOP include encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Ability to create new classes based on existing classes.

• Polymorphism: Ability to use a single interface for different data types or classes.

• Abstraction: Hiding the implementation details and showing only the necessary features.
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Q2. Diffrence between dynamic and object?
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Dynamic refers to runtime behavior while object refers to a specific instance of a class.
• Dynamic behavior is determined at runtime, while objects are instances of classes

• Dynamic programming languages allow for dynamic behavior, while objects are static entities

• Examples: In Python, dynamic behavior can be seen with dynamic typing, while objects are created using classes and instantiated as objects
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Q3. What is finilize and compose.
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finalize and compose are methods used in software development to manage resources and create complex objects.
• finalize is a method in Java used for cleanup operations before an object is garbage collected

• compose is a design pattern where objects are combined to create a more complex object

• finalize is discouraged to be used in modern Java due to unpredictability
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Q4. What is indexs?
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Indexes are data structures that improve the speed of data retrieval operations in databases.
• Indexes are used to quickly locate data without having to search every row in a database table.

• They are created on columns in a database table to speed up the data retrieval process.

• Examples of indexes include primary keys, unique keys, and non-unique keys.
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Q5. How to delete duplicate records from sql.
Ans. 
Use a SQL query with a GROUP BY clause to delete duplicate records.
• Use a SELECT statement with a GROUP BY clause to identify the duplicate records.

• Use the DELETE statement with a subquery to delete the duplicate records.

• Make sure to keep the record with the lowest ID or timestamp if needed.
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Q6. What is the difference between views and temp table?
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Views are virtual tables generated from a query, while temp tables are physical tables stored in tempdb for temporary use.
• Views are saved queries that act as virtual tables, while temp tables are physical tables stored in tempdb.

• Views are not stored physically on disk, while temp tables are stored in tempdb.

• Views are used for simplifying complex queries and providing security, while temp tables are used for storing tem...read more
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Q1. PHP baisc questions
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