Bootstrap is a free and open-source front-end framework for designing websites and web applications. It contains HTML and CSS-based design templates for typography, forms, buttons, navigation and other interface components, as well as optional JavaScript extensions.
COBOL (Common Business-Oriented Language) is a computer programming language designed for use in business, finance, and administrative systems and widely used in applications deployed on mainframe computers, such as large-scale batch and transaction processing jobs.
Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.
JCL (Job Control Language) is a scripting programming language used on IBM mainframe operating systems to instruct the system on how to run a batch job or start a subsystem.
IBM z/OS Operating System is a widely used mainframe operating system that is designed to offer a stable, secure, and continuously available environment for applications running on the mainframe.
IBM Z Series Mainframe is the IT Infrastructure for mainframe and distributed computer systems for Z-series family of computers by IBM that delivers secure, reliable, and fast IT infrastructure for digital transformation.
IBM mainframes are high-performance computers with large amounts of memory and processors with capability to process billions of simple calculations and transactions in real time.