Capgemini Associate Technical Analyst Interview Questions and Answers

Q1. What are oops concepts in java, explain real time scenario
Ans. 
OOPs concepts in Java include inheritance, polymorphism, encapsulation, and abstraction.
• Inheritance allows a subclass to inherit properties and methods from a superclass.

• Polymorphism allows objects to take on multiple forms and behave differently based on their context.

• Encapsulation hides the implementation details of an object and only exposes necessary information.

• Abstraction allows for the creation of abstract class...read more
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Q2. Uses of interface, inheritance
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Interfaces define contracts for behavior, while inheritance allows for code reuse and polymorphism.
• Interfaces allow for loose coupling and abstraction, enabling multiple implementations of the same behavior.

• Inheritance allows for code reuse and extension of existing classes, reducing code duplication.

• Polymorphism allows objects of different classes to be treated as if they were of the same class, simplifying code and i
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Q3. SQL query for join of tables
Ans. 
SQL query for joining tables
• Use JOIN keyword to combine two or more tables based on a related column

• Specify the columns to be selected using SELECT keyword

• Use ON keyword to specify the condition for joining the tables

• Different types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL OUTER JOIN
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Q4. Java concepts used in your project
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Used Java concepts such as inheritance, polymorphism, and exception handling in my project.
• Implemented inheritance to create a base class and derived classes with specific functionalities.

• Utilized polymorphism to allow objects of different classes to be treated as if they were of the same class.

• Implemented exception handling to handle errors and prevent program crashes.

• Used interfaces to define a set of methods that a ...read more
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Q5. Overloading vs overriding, practical uses
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Overloading is having multiple methods with the same name but different parameters. Overriding is having a method in a subclass with the same name and parameters as a method in the superclass.
• Overloading is used to provide different ways to call a method with different parameters

• Overriding is used to provide a specific implementation of a method in a subclass

• Overloading is resolved at compile-time while overriding is r...read more
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Any topic we can choose in internet

Q1. What is ip address
Ans. 
An IP address is a unique numerical label assigned to each device connected to a computer network.
• IP address stands for Internet Protocol address

• It is used to identify and locate devices on a network

• There are two types of IP addresses - IPv4 and IPv6

• Example of IPv4 address: 192.168.1.1

• Example of IPv6 address: 2001:0db8:85a3:0000:0000:8a2e:0370:7334
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Q2. What are the layers of tcp
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TCP has four layers: Application, Transport, Internet, and Network Interface.
• Application layer: Responsible for interacting with the user and providing network services.

• Transport layer: Manages end-to-end communication and ensures data delivery.

• Internet layer: Handles routing of data packets between networks.

• Network Interface layer: Deals with the physical connection to the network.
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Q1. What is java? What is variable?
Ans. 
Java is a popular programming language used for developing various applications. A variable is a named memory location used to store data.
• Java is an object-oriented language

• It is platform-independent

• Variables in Java have a specific data type

• Variables can be assigned values and their values can be changed

• Example: int age = 25; String name = "John";
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Q2. What is inheritance? types of inheritance
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Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows code reuse and promotes code organization.

• There are different types of inheritance: single inheritance, multiple inheritance, multilevel inheritance, and hierarchical inheritance.

• Single inheritance involves a class inheriting from a single base class.

• Multiple inheritance involves...read more
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Q3. 1.Java is a high level language 2.java is a programme is called a set of instructions 3.java run time environment (jre) 4.java is a platform independent. Variable: A variable which is container that some d...read more
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Q4. Inheritance; 1.Acquring the properties of parent class to the child class with out changeing the properties of parent class is known as inheritance 2.inheritanc is a is relationship 3.extends keyword is us...read more
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Inheritance is acquiring properties of parent class to child class without changing parent class properties. It is classified into 5 types.
• Inheritance is a way to reuse code and establish a relationship between classes

• The 'extends' keyword is used to implement inheritance in Java

• Examples of inheritance include a 'Car' class inheriting properties from a 'Vehicle' class

• Single level inheritance involves one parent class a...read more
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May I about you ? Which your qualification and which stream

General aptitude test involving percentages and ratios.

Moderate level questions, 2 easy and 1 medium question

Q1. Just discussion on what technology one knows and the mode of working style.
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Q2. Do you know about CD/CI?
Ans. 
CD/CI stands for Continuous Delivery/Continuous Integration, a software development practice to automate the process of testing and deploying code changes.
• CD/CI is a software development practice that involves automating the process of testing and deploying code changes.

• Continuous Integration (CI) involves automatically building and testing code changes as they are committed to the repository.

• Continuous Delivery (CD) i...read more
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Q3. Do you know what is Spring boot?
Ans. 
Spring Boot is a Java-based framework used for creating standalone, production-grade Spring-based applications.
• Spring Boot simplifies the process of developing Spring applications by providing a set of default configurations.

• It allows for easy deployment of applications by embedding the application server within the application itself.

• Spring Boot includes features like auto-configuration, starter dependencies, and prod...read more
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Q1. General HR questions like shift flexibility, about family, native place.
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Q1. What is java what is spring mvc
Ans. 
Java is a programming language while Spring MVC is a web framework built on top of Java.
• Java is an object-oriented language used for developing applications.

• Spring MVC is a framework that provides a model-view-controller architecture for building web applications.

• Spring MVC is built on top of the Java Servlet API and provides features like request mapping, view resolution, and data binding.

• Spring MVC also provides supp...read more
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Q2. What is spring what is hibernate
Ans. 
Spring is a Java framework for building web applications. Hibernate is an ORM tool for mapping Java objects to relational databases.
• Spring provides a comprehensive programming and configuration model for modern Java-based enterprise applications.

• Hibernate simplifies the development of Java application to interact with the database.

• Spring and Hibernate can be used together to build robust and scalable applications.

• Examp...read more
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They will give you one topic and you want to speak about it .

Q1. Basic technical questions interviewer asked from your choosen questions. You can check interview questions from Google.
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Q2. As my language was Python. So questions vwas what is pass statement, continue and break statement,what are list and tupple, and then some advanced questions
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Q3. They also asked me puzzle 3 questions were asked .
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Q1. They mainly asked you situation based questions and from your project
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