10+ Methode Electronics Interview Questions and Answers

IBM WebSphere Application Server (WAS) is a software platform that hosts Java-based web applications.

• Provides a runtime environment for Java EE applications

• Supports clustering for high availability and scalability

• Includes tools for monitoring and managing applications

• Offers security features such as SSL support and authentication mechanisms

Using Java 8 Streams to find and print the third highest employee in an employee list.

• Sort the employee list in descending order based on their salaries.

• Skip the first two employees to get the third highest employee.

• Print the details of the third highest employee.

Important Linux commands and their usages

• ls - list directory contents

• cd - change directory

• pwd - print working directory

• cp - copy files and directories

• mv - move or rename files and directories

• rm - remove files or directories

• grep - search for specific text within files

• chmod - change file permissions

• sudo - execute a command as the superuser

• top - display and update sorted information about processes

• df - report file system disk space usage

Methods for creating a REST API with CRUD operations in Java Spring Boot

• Use @RestController annotation to define RESTful web services

• Use @GetMapping, @PostMapping, @PutMapping, @DeleteMapping annotations for CRUD operations

• Define service layer to handle business logic and interact with database

• Use JpaRepository interface for database operations in Spring Data JPA

• Implement methods for Create, Read, Update, and Delete operations in controller class

The process for renewing certificates involves submitting an application, meeting renewal requirements, and paying any associated fees.

• Submit a renewal application with required information

• Meet any renewal requirements such as continuing education credits

• Pay any associated renewal fees

• Certificates may need to be renewed annually or biennially

A hashmap is a data structure that stores key-value pairs and uses a hash function to map keys to their corresponding values.

• Hashmap uses a hash function to determine the index of the key-value pair in the underlying array.

• Collisions can occur when multiple keys hash to the same index, which is resolved using techniques like chaining or open addressing.

• Hashmaps offer constant time complexity O(1) for insertion, deletion, and retrieval operations on average.

Cloud computing is the delivery of computing services over the internet, including servers, storage, databases, networking, software, analytics, and intelligence.

• Cloud computing allows users to access and use resources on-demand without the need for physical infrastructure.

• Examples of cloud computing services include Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform.

• Cloud computing offers scalability, flexibility, cost-effectiveness, and increased collabor...read more

Proficient in tools such as Excel, SQL, Tableau, and Python for data analysis and visualization.

• Excel

• SQL

• Tableau

• Python

Memory management in Java refers to the process of allocating and deallocating memory for objects in the Java Virtual Machine (JVM).

• Java uses automatic memory management through garbage collection to handle memory allocation and deallocation.

• Memory in Java is divided into two main areas: stack memory and heap memory.

• Stack memory is used for storing primitive data types and references to objects, while heap memory is used for storing objects themselves.

• Java automatically manag...read more