• Mainframe: Mainframe computers (colloquially referred to as "big iron") are computers used primarily by corporate and governmental organizations for critical applications, bulk data processing such as census, industry and consumer statistics, enterprise resource planning and transaction processing.
  • Workstation: A workstation is a special computer designed for technical or scientific applications. Intended primarily to be used by one person at a time, they are commonly connected to a local area network and run multi-user operating systems.
  • Personal Computer: In its more general usage, a personal computer (PC) is a microcomputer designed for use by one person at a time. Prior to the PC, computers were designed for (and only affordable by) companies who attached terminals for multiple users to a single largecomputer whose resources were shared among all users.
  • Accessories/Printers/Plotters/Peripherals: A device that draws pictures on paper based on commands from a computer. Plottersdiffer from printers in that they draw lines using a pen.
  • Data Storage Media: Data storage device is a device for recording (storing) information (data). Recording can be done using virtually any form of energy, spanning from manual muscle power in handwriting, to acoustic vibrations in phonographic recording, to electromagnetic energy modulating magnetic and optical discs.


  • Mainframe: Simplify & Automate Integration b/w‎ Mainframe data & Apps
  • Office Software Application: Productivity software (sometimes called personal productivity software or office productivity software) is application software dedicated to producing information, such as documents, presentations, worksheets, databases, charts, graphs, digital paintings, electronic music and digital video.
  • Drilling Engineering & Training software: PVI has developed a suite of drilling software to meet the challenges that operators and service companies are facing today. PVI software is the result of the latest computer technology combined with sound drilling engineering skills. As the drilling industry progresses, we strive to enhance our existing software and develop new ones that are consistent with the latest technical advances so that our users feel confident knowing that PVI software is always up-to-date.
  • Server: A server is a running instance of an application (software) capable of accepting requests from the client and giving responses accordingly. Servers can run on any computer including dedicated computers, which individually are also often referred to as "the server".