A: Manual testing is the process of manually testing software applications to identify defects, errors, or bugs. It involves executing test cases without the use of automation tools.

A: Selenium is an open-source automation testing framework used for web application testing. It provides a way to interact with web browsers and automate user actions like clicking buttons, entering text, etc.

A: Google Ads is an online advertising platform developed by Google where advertisers can bid to display brief advertisements, service offerings, product listings, or videos to web users. It works on a pay-per-click (PPC) model, meaning advertisers pay for each click on their ads. Advertisers create ads and bid on keywords, and Google's algorithm determines the ad placement based on the bid amount and ad quality score.

A: A shallow copy creates a new object that references the original elements, while a deep copy creates a completely independent copy of the object and its elements.

A: Snowflake is a cloud-based data warehousing platform designed for the modern data ecosystem. It separates storage and compute, offers instant scalability, and provides a pay-as-you-go pricing model. Unlike traditional solutions, Snowflake offers elasticity, performance, and ease of use.

A: Power BI is a business analytics tool by Microsoft that provides interactive visualizations and business intelligence capabilities. Its key components are Power BI Desktop, Power BI Service (Power BI Online), and Power BI Mobile.

A: SQL stands for Structured Query Language. It is a programming language used to manage and manipulate relational databases.

A: Salesforce is a cloud-based customer relationship management (CRM) platform that helps organizations manage their customer interactions, sales processes, and marketing activities.

A: Data science is a multidisciplinary field that combines techniques from mathematics, statistics, programming, and domain knowledge to extract insights and knowledge from structured and unstructured data. It involves collecting, analyzing, and interpreting data to solve complex problems and make informed decisions.

A: AWS (Amazon Web Services) is a cloud computing platform offered by Amazon that provides a wide range of cloud services, including computing power, storage, databases, networking, analytics, machine learning, and more.

A: DevOps is a software development approach that combines software development (Dev) and IT operations (Ops) to enable seamless collaboration, automation, and continuous delivery of software applications.

A: Java is a high-level, object-oriented programming language developed by Sun Microsystems (now owned by Oracle) in 1995. It is platform-independent and designed to be used in distributed environments.

A: .NET is a software framework developed by Microsoft that provides a runtime environment for executing applications. It supports multiple programming languages and provides a library of pre-built components and functionalities.

A: RPA stands for Robotic Process Automation. It is a technology that uses software robots (bots) to automate repetitive tasks, mimicking human interactions with digital systems.

A: Linux is an open-source operating system based on the Unix operating system. It is known for its stability, security, and flexibility.

A: Hadoop is an open-source framework for distributed storage and processing of large data sets. Its core components are HDFS (Hadoop Distributed File System) for storage and MapReduce for processing.