XYZ Consulting Pega Developer Interview Questions and Answers

Quantum Computing - the latest technology from the field of computer science.

• Quantum computing uses quantum bits (qubits) instead of classical bits for faster computation.

• It has the potential to solve complex problems that classical computers cannot.

• Companies like IBM, Google, and Microsoft are investing heavily in quantum computing research.

• Quantum computing is still in its early stages and has a long way to go before

Java8 introduced new features like lambda expressions, streams, and functional interfaces.

• Lambda expressions allow functional programming in Java.

• Streams provide a way to process collections of data in a functional way.

• Functional interfaces allow the use of lambda expressions as method arguments.

• Default methods allow interfaces to have method implementations.

• Date and Time API provides a more comprehensive way to handle...read more

A software system is a collection of programs, data, and documentation that work together to perform a specific task.

• A software system is designed to solve a particular problem or set of problems.

• It consists of various components such as databases, user interfaces, and application servers.

• Examples of software systems include operating systems, web browsers, and mobile apps.

Master layout is a template for a webpage while partial view is a reusable component of a webpage.

• Master layout defines the overall structure of a webpage

• Partial view is a reusable component that can be used in multiple pages

• Master layout can contain multiple partial views

• Partial view can be used to display common content like header, footer, etc.

• Example: Master layout can have a partial view for header and footer whic

Truncate removes all data from a table while delete removes specific rows.

• Truncate is faster than delete as it doesn't log individual row deletions

• Truncate resets auto-increment values while delete doesn't

• Truncate can't be undone while delete can be rolled back

• Truncate doesn't trigger any triggers while delete does

Currently using Agile project management method.

• We follow Scrum framework for our software development process.

• We have daily stand-up meetings to discuss progress and plan for the day.

• We use JIRA for tracking tasks and issues.

• We prioritize tasks based on customer feedback and business value.

• We continuously improve our process through retrospectives.

Views in MySQL database provide a virtual table that can be used to simplify complex queries.

• Views can be used to hide complexity of a query by creating a virtual table that can be queried like a regular table.

• They can also be used to restrict access to certain columns or rows of a table.

• Views can improve performance by reducing the amount of data that needs to be retrieved from the database.

• They can also be used to si...read more