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Virtual terminal. In open systems, a virtual terminal ( VT) is an application service that: Serves as a backup facility. PuTTY is an example of a virtual terminal. ITU-T defines a virtual terminal protocol based on the OSI application layer protocols. However, the virtual terminal protocol is not widely used on the Internet.
A virtual terminal is a software application (often a web application) for merchants which allows them to accept payment with a payment card, specifically a credit card, without requiring the physical presence of the card (“card not present transaction”). [citation needed] They are called “virtual” terminals in contrast to the physical ...
Telnet. Telnet (short for "teletype network") [1] [2] is a client/server application protocol that provides access to virtual terminals of remote systems on local area networks or the Internet. [3] It is a protocol for bidirectional 8-bit communications. Its main goal was to connect terminal devices and terminal-oriented processes.
A terminal emulator, or terminal application, is a computer program that emulates a video terminal within some other display architecture. Though typically synonymous with a shell or text terminal, the term terminal covers all remote terminals, including graphical interfaces. A terminal emulator inside a graphical user interface is often called ...
A computer terminal is an electronic or electromechanical hardware device that can be used for entering data into, and transcribing [1] data from, a computer or a computing system. [2] The teletype was an example of an early-day hard-copy terminal [3] and predated the use of a computer screen by decades.
Pseudoterminal. Pseudoterminals as they are used by unix command that records user's input for replaying it later. In some operating systems, including Unix-like systems, a pseudoterminal, pseudotty, or PTY is a pair of pseudo-device endpoints (files) which establish asynchronous, bidirectional communication ( IPC) channel (with two ports ...
A system console is the device which receives all kernel messages and warnings and which allows logins in single user mode. [1] The Linux console provides a way for the kernel and other processes to send text output to the user, and to receive text input from the user. The user typically enters text with a computer keyboard and reads the output ...
Citrix Virtual Apps is application virtualization software that delivers centrally-hosted Windows applications to local devices without the necessity of installing them. [1] It is the flagship product for Citrix and was formerly known under the names WinFrame, MetaFrame, and Presentation Server. [2]