Capgemini Senior Consultant Interview Questions, Process, and Tips

Java all basic program

Q1. All selenium, java oops
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Q2. Oops concept selenium command
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Q3. Selenium all concepts
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Q4. Java oops concept all
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Q1. Basic on why to join
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Q1. Method overloading vs overriding
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Method overloading is having multiple methods in the same class with the same name but different parameters, while method overriding is redefining a method in a subclass with the same name and parameters as in the superclass.
• Method overloading is achieved within the same class by having multiple methods with the same name but different parameters.

• Method overriding occurs in a subclass when a method has the same name an...read more
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Q2. Coding question on reversing a string
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Q3. Spring profiles @qualifier annotation @conditional Return type of lambdas What are single abstract methods
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Q4. Restcontroller vs controller
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RestController is used in Spring MVC for RESTful web services, while Controller is used for traditional web applications.
• RestController is used to create RESTful web services in Spring MVC

• Controller is used for traditional web applications in Spring MVC

• RestController returns data in JSON or XML format

• Controller returns data in HTML format
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Q5. How to create exceptions in a spring boot annotation
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Exceptions in Spring Boot annotations can be created using @ExceptionHandler annotation
• Use @ExceptionHandler annotation in a controller class to handle exceptions

• Specify the exception type in the annotation parameter

• Define a method in the controller class with the @ExceptionHandler annotation to handle the exception
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Q6. What is a singleton class
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A singleton class is a class that can only have one instance created at a time.
• Singleton classes are often used in scenarios where only one instance of a class is needed, such as for managing resources or configurations.

• They typically have a private constructor to prevent external instantiation and a static method to access the single instance.

• Example: Java's java.lang.Runtime class is a singleton class used for intera
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Q7. Requestparam vs pathvariable and syntax of both
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Requestparam vs pathvariable and syntax
• RequestParam is used to extract query parameters from the URL, while PathVariable is used to extract values from the URI template

• RequestParam syntax: @RequestParam("paramName") String paramValue

• PathVariable syntax: @PathVariable("varName") String varValue

• Example: @RequestParam("id") String id

• Example: @PathVariable("name") String name
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Q1. Java 8 question on finding numbers greater than given integer and subsequently squaring all the numbers and counting the numbers obtained. Program should be written with in time limit of 2 min constraint a...read more
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Q2. Spring vs spring boot and how to use h2 db. Micro services vs monolithic
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Spring Boot is an extension of the Spring framework that simplifies the development of Java applications. H2 is an in-memory database often used for testing.
• Spring Boot is a more opinionated and streamlined version of the Spring framework, providing easier setup and configuration.

• H2 is an in-memory database that can be easily integrated with Spring Boot applications for testing purposes.

• Microservices architecture invol...read more
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Q3. Certain project related questions on how to handle team issues.
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Q4. Scrum processes
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Q1. Online assessment if previous 2 rounds are cleared
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Reverse String, find 2nd largest. Bubble sort

Q1. Salary expectation
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Rest API Test along with some unit tests.

Q1. Explain Load balancing in details / types / routing methods / Ports etc Docker commands and questions from the sample docker file K8 master node components and its usages Pods troubleshooting Diff types o...read more
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Load balancing distributes incoming network traffic across multiple servers to ensure no single server is overwhelmed.
• Types of load balancing: round robin, least connections, IP hash, weighted round robin, etc.

• Routing methods: DNS-based, hardware-based, software-based, etc.

• Ports: Load balancers can operate at Layer 4 (TCP/UDP) or Layer 7 (HTTP/HTTPS).

• Docker commands: docker run, docker build, docker exec, etc.

• K8 master...read more
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Q1. Past work experience
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Q2. Basic HR questions
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