ANDAS is a Java-based web application that provides a convenient way for users to process and analyze their datasets, particularly through sorting and data mining techniques. In this system, tf-idf (term frequency-inverse document frequency) is a crucial algorithm used to measure the importance of specific words in documents. The development language of ANDAS, Java, is renowned for its cross-platform capability and robust library support. Its strong typing ensures code stability and security, enabling ANDAS to deliver reliable services. JavaServer Faces (JSF) in the Java EE ecosystem provides UI component framework for building dynamic, interactive web applications in a declarative manner, enhancing ANDAS's user interface for intuitive data handling and display. XML (eXtensible Markup Language) is employed in ANDAS for data exchange and storage, organizing data in a structured format that facilitates parsing and sharing from diverse sources. JBoss, an open-source Java EE application server, chosen for its stability and scalability, supports ANDAS for web application runtime. Enterprise JavaBeans (EJB), integral to Java EE, empowers ANDAS with services like transaction management, security, and persistence, handling complex data operations and concurrency issues. H2, a lightweight relational database management system, likely used as backend storage in ANDAS, ensures efficient performance and easy integration for small-scale web applications. AJAX (Asynchronous JavaScript and XML) facilitates interactive web app features in ANDAS, enabling asynchronous data loading and user interaction enhancements such as real-time feedback during data filtering or sorting. ANDAS integrates Java, JSF, XML, JBoss, EJB, H2, and AJAX technologies to efficiently and stably handle user datasets, utilizing algorithms like tf-idf to reveal data insights.