10+ PMP Drive Systems Interview Questions and Answers

Performing load test using JMeter involves creating test plan, adding thread group, configuring samplers, setting up listeners, and running the test.

• Create a test plan in JMeter.

• Add a thread group to the test plan.

• Configure samplers to simulate user actions.

• Set up listeners to view test results.

• Run the test and analyze the results.

• Adjust the number of threads, ramp-up period, and loop count for load testing.

• Use timers to simulate realistic user behavior.

• Monitor server resourc...read more

JavaScript is a scripting language that runs on the client-side and is used to create interactive web pages.

• JavaScript is a high-level, interpreted language.

• It is used to add interactivity to web pages.

• It can be used for both front-end and back-end development.

• JavaScript code is executed by the browser's JavaScript engine.

• It supports object-oriented, functional, and imperative programming styles.

• JavaScript has a wide range of built-in functions and libraries.

• It can be used to...read more

A broken links program is a tool used to identify and fix hyperlinks on a website that are no longer working.

• Broken links can negatively impact user experience and SEO rankings.

• The program scans the website for broken links and provides a report of the URLs that need to be fixed.

• Webmasters can use the program to update or remove broken links to ensure a seamless browsing experience for users.

• Examples of broken links include URLs that lead to 404 error pages or have been moved...read more

A server is a computer program or device that provides functionality to other programs or devices, called clients.

• A server is responsible for managing network resources and providing services to clients.

• Examples of servers include web servers, email servers, file servers, and game servers.

• Servers can be physical machines or virtual machines running on cloud platforms.

• Servers can be accessed remotely by clients over a network.

• Servers can be configured to handle specific tasks ...read more

Array manipulation functions are used to modify arrays in various ways.

• Some common array manipulation functions include push(), pop(), shift(), unshift(), splice(), concat(), slice(), and reverse().

• push() adds one or more elements to the end of an array.

• pop() removes the last element from an array.

• shift() removes the first element from an array.

• unshift() adds one or more elements to the beginning of an array.

• splice() adds or removes elements from an array at a specified index...read more

ORM stands for Object-Relational Mapping. It is a programming technique for converting data between incompatible type systems in object-oriented programming languages.

• ORM maps objects from a database to objects in code, allowing developers to work with data in an object-oriented way.

• It eliminates the need for writing complex SQL queries by providing a higher-level API for database operations.

• Popular ORM frameworks include Hibernate for Java, Entity Framework for .NET, and Seq...read more

Different types of backup include full, incremental, differential, and snapshot backups.

• Full backup: A complete backup of all data and files.

• Incremental backup: Only backs up the changes made since the last backup.

• Differential backup: Backs up all changes made since the last full backup.

• Snapshot backup: Captures the state of the database at a specific point in time.

MySQL is open source and widely used, while MSSQL is proprietary and more expensive.

• MySQL is open source, while MSSQL is proprietary

• MySQL is free to use, while MSSQL requires a license

• MySQL is more widely used in web applications, while MSSQL is more commonly used in enterprise applications

• MySQL has better support for Linux, while MSSQL is better suited for Windows environments

Design patterns in Java are reusable solutions to common problems encountered in software design.

• Design patterns help in creating flexible, maintainable, and scalable code.

• Some common design patterns in Java include Singleton, Factory, Observer, and Strategy.

• Each design pattern has its own purpose and can be applied in different scenarios.

• Design patterns promote code reusability and improve code organization.

Design principles in Java focus on creating modular, reusable, and maintainable code.

• Single Responsibility Principle - Each class should have only one responsibility.

• Open/Closed Principle - Classes should be open for extension but closed for modification.

• Liskov Substitution Principle - Subtypes should be substitutable for their base types.

• Interface Segregation Principle - Clients should not be forced to depend on interfaces they do not use.

• Dependency Inversion Principle - Hig...read more