Capgemini Senior Software Engineer Interview Questions, Process, and Tips

Q1. What is overriding.?
Ans. 
Overriding is a concept in object-oriented programming where a subclass provides a specific implementation of a method that is already provided by its superclass.
• Occurs in inheritance when a subclass provides a specific implementation of a method that is already provided by its superclass

• The method in the subclass must have the same name, return type, and parameters as the method in the superclass

• Allows for polymorphis...read more
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Normal aptitude, English, some questions on graphs

Q1. Tell me about your self
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Q2. Sdlc, your internship
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Q1. There is no proper response from HR. They will schedule the call without our knowledge. HR team was not responsive. they have scheduled the second round. That round was not happened. Then I tried multiple ...read more
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Q2. How to remove duplicate rows in a table without using distinct?
Ans. 
Use a self join to remove duplicate rows in a table without using distinct.
• Join the table with itself on the columns that define duplicates

• Filter out rows where the primary key is the same but other columns are different

• Select only distinct rows based on the primary key
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Q3. Can we create more than a foreign key in single table?
Ans. 
Yes, it is possible to create multiple foreign keys in a single table.
• Multiple foreign keys can be created in a single table by referencing different columns in the same or different tables.

• Each foreign key constraint must be defined separately with appropriate references.

• Foreign keys help maintain referential integrity between tables in a database.

• Example: Creating foreign keys in a 'Orders' table to reference 'Custom
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Q4. Explain about partitions
Ans. 
Partitions are divisions of a hard drive or storage device that allow for separate areas to store data.
• Partitions help organize data and prevent it from mixing together.

• Each partition can have its own file system and operating system.

• Partitions can be resized, created, or deleted using disk management tools.

• Examples include creating a separate partition for the operating system and another for personal files.
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Q1. Remove duplicates from an array
Ans. 
Remove duplicates from an array of strings
• Create a Set to store unique elements

• Iterate through the array and add each element to the Set

• Convert the Set back to an array to get the unique elements
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Q2. Questions on JS and react
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