Capgemini Junior .NET Developer Interview Questions and Answers

Q1. Ticketing system design
Ans. 
Ticketing system design involves creating a platform for users to submit, track, and resolve issues or requests.
• Design a user-friendly interface for submitting tickets

• Implement a system for assigning tickets to appropriate teams or individuals

• Include features for tracking ticket status and communication with users

• Consider scalability and performance of the system

• Integrate with other tools or systems for seamless workfl
Answered by AI
Add your answer
Q2. Aws ec2 and jenkins
Add your answer

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
Answered by AI
View 1 more answer
Q2. Uses of interface, inheritance
Ans. 
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
Answered by AI
Add your answer
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
Answered by AI
Add your answer
Q4. Java concepts used in your project
Ans. 
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
Answered by AI
Add your answer
Q5. Overloading vs overriding, practical uses
Ans. 
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
Answered by AI
Add your answer

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";
Answered by AI
View 1 more answer
Q2. What is inheritance? types of inheritance
Ans. 
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
Answered by AI
View 1 more answer
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
Add your answer
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
Ans. 
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
Answered by AI
Add your answer

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.
Add your answer
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
Answered by AI
Add your answer
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
Answered by AI
Add your answer

Q1. General HR questions like shift flexibility, about family, native place.
Add your answer

Q1. Java 8 oops spring spring boot rest api
Add your answer

Q1. Java 8 spring stream api java oops rest api
Add your answer

Q1. It was salary negotiation round which went good with a FAKE promise that the offer will be rolled out the next day which was also the last working day , they didnt roll the offer out with a lame excuse .
Add your answer

Q1. What is transformer and transformer effect
Ans. 
A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction.
• Transformers are used to increase or decrease the voltage of an alternating current (AC) power supply.

• They consist of two coils of wire, called the primary and secondary coils, wrapped around a magnetic core.

• When an AC voltage is applied to the primary coil, it creates a magnetic field th...read more
Answered by AI
Add your answer
Q2. What is indicator and advantages
Ans. 
An indicator is a device that shows the status or level of something. It has advantages like easy monitoring and quick identification of problems.
• Indicators provide real-time information about the status or level of a process or system.

• They help in monitoring and controlling the process or system.

• Indicators can quickly identify problems or deviations from the desired level.

• They are easy to use and require minimal train...read more
Answered by AI
Add your answer
Q3. What is motor and working
Ans. 
A motor is a device that converts electrical energy into mechanical energy to produce motion.
• Motors are used in various applications such as electric vehicles, industrial machinery, and household appliances.

• They work on the principle of electromagnetic induction or the interaction between magnetic fields and electric currents.

• The basic components of a motor include a rotor, stator, and commutator or brushes.

• There are d...read more
Answered by AI
Add your answer
Q4. What is synchronous motor
Ans. 
A synchronous motor is an AC motor that operates at a constant speed determined by the frequency of the power supply.
• Synchronous motors have a rotor that rotates at the same speed as the rotating magnetic field in the stator.

• They are commonly used in applications that require constant speed, such as industrial machinery and power generation.

• Synchronous motors are more efficient than induction motors at full load.

• They a...read more
Answered by AI
View 2 more answers
Q5. What is induction motor
Ans. 
An induction motor is an AC electric motor in which the electric current in the rotor is produced by electromagnetic induction from the magnetic field of the stator winding.
• Induction motors are widely used in industrial applications due to their simplicity, reliability, and low cost.

• They are commonly used in fans, pumps, compressors, and other machinery.

• Induction motors work by inducing a magnetic field in the rotor, w...read more
Answered by AI
Add your answer