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Cross
References |
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S/390 |
n. The family of IBM enterprise servers that demonstrate outstanding reliability, availability, scalability, security, and capacity in today's network computing environments.
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scalable |
adj. Pertaining to the capability of a system to adapt readily to a greater or lesser intensity of use, volume or demand. For example, a scalable system can efficiently adapt to work with larger or smaller networks performing tasks of varying complexity.
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scan code |
n. A code that the keyboard generates when a key is pressed. Every key on a keyboard has a unique scan code associated with it.
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scanner [1] |
1. n. A device that examines a spatial pattern one part after another, and generates analog or digital signals corresponding to the pattern. Scanners are often used in mark sensing, pattern recognition, or character recognition.
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scanner [2] |
2. n. For the 3725 communication controller, a processor dedicated to controlling a small number of telecommunication lines. It provides the connection between the line interface coupler hardware and the central control unit. 3. n. In a Tivoli environment, the software installed on each PC managed node that is to be scanned by Tivoli Inventory.
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scheduler |
n. A computer program designed to perform functions such as scheduling, initiation, and termination of jobs.
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screen |
1. n. The physical surface of a display device upon which information is shown to users.
2. n. Obsolete term for display panel.
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script |
1. n. A computer program that is interpreted.
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scroll |
v. To move a display image vertically or horizontally to view data that otherwise cannot be observed within the boundaries of the display screen.
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scroll bar |
n. A window component that shows a user that more information is available in a particular direction and can be scrolled into view. Scroll bars can be either horizontal or vertical.
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seat |
n. A slang term that refers to the number of licensed users of a software product, which is the same as the number of installations of the product. For example, if there were 100 Lotus Notes seats, there would be 100 licensed users of Lotus Notes (or 100 installations of Lotus Notes).
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secure network |
n. A set of nodes that are controlled by a single administrative party.
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serial port |
n. An access point through which a computer transmits or receives data, one bit at a time.
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server |
n. A functional unit that provides services to one or more clients over a network. Examples include a file server, a print server, and a mail server.
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servlet |
n. An application program, written in the Java programming language, that is executed on a Web server. A reference to a servlet appears in the markup for a Web page, in the same way that a reference to a graphics file appears. The Web server executes the servlet and sends the results of the execution (if there are any) to the Web browser.
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session |
1. n. In network architecture, for the purpose of data communication between functional units, all the activities which take place during the establishment, maintenance, and release of the connection. 2. n. A logical connection between two network accessible units (NAUs) that can be activated, tailored to provide various protocols, and deactivated, as requested. Each session is uniquely identified in a transmission header (TH) accompanying any transmissions exchanged during the session.
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shell |
n. A software interface between a user and the operating system of a computer. Shell programs interpret commands and user interactions on devices such as keyboards, pointing devices, and touch-sensitive screens and communicate them to the operating system. Shells simplify user interactions by eliminating the user's concern with operating system requirements. A computer may have several layers of shells for various levels of user interaction.
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shutdown |
n. The process of ending operation of a system or a subsystem, following a defined procedure.
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sign off |
See log off.
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sign on |
See log on.
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signature |
n. In computer software, the name of an operation and its parameters.
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sign-off |
See logoff.
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sign-on |
See logon.
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single-user |
adj. Pertaining to operations that are independent of another device, program, or system.
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six sigma |
adj. High quality.
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SNA |
See Systems Network Architecture.
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socks protocol |
n. A protocol that enables an application in a secure network to communicate through a firewall via a socks server.
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socks server |
n. A circuit-level gateway that provides a secure one-way connection through a firewall to server applications in a nonsecure network.
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softcopy |
1. n. A nonpermanent copy of the contents of storage in the form of a display image. 2. n. One or more files that can be electronically distributed, manipulated, and printed by a user.
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Speak Up! |
n. A program that allows employees to make anonymous complaints or comments to management about any IBM-related subject.
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speeds and feeds |
n. A presentation or document that is technically oriented.
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spooling |
1. n. The use of auxiliary storage as buffer storage to reduce processing delays when transferring data between peripheral equipment and computer processors. "Spool" is an acronym for "simultaneous peripheral operation online." 2. v. Reading and writing input and output streams on an intermediate device in a format convenient for later processing or output. 3. v. Performing a peripheral operation such as printing while the computer is busy with other work.
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SQL |
n. A programming language that is used to define and manipulate data in a relational database.
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stack |
n. A slang term for the set of protocols that comprise TCP/IP. The preferred term is TCP/IP.
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station |
n. An input or output point of a system that uses telecommunication facilities; for example, one or more systems, computers, terminals, devices, and associated programs at a particular location that can send or receive data over a telecommunication line.
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status |
n. The condition or state of hardware or software, usually represented by a status code.
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storage |
1. n. A functional unit into which data can be placed, in which they can be retained and from which they can be retrieved. 2. n. The action of placing data into a storage device. 3. n. A storage device.
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stream |
v. To send data from one device to another.
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structured programming facility (SPF) |
n. An IBM product that is a full-screen editor.
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Structured Query Language |
See SQL.
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subdirectory |
n. A directory contained within another directory in a file system hierarchy.
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subsystem |
n. A secondary or subordinate system, usually capable of operating independently of, or asynchronously with, a controlling system.
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sunset |
v. To withdraw support for a product or a range of products.
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swap file |
n. A file that contains segments of a program or data temporarily moved out of main memory.
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switch |
n. A node used to interconnect telephone or communication lines. For example, an ATM switch transfers cells from the entry communication line to the exit communication line.
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synchronous |
1. adj. Pertaining to two or more processes that depend upon the occurrence of specific events such as common timing signals. 2. adj. Occurring with a regular or predictable time relationship.
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sysplex |
n. A set of MVS or OS/390 systems communicating and cooperating with each other through certain multisystem hardware components and software services to process customer workloads. This term is derived from "system complex."
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system |
n. In data processing, a collection of people, machines, and methods organized to accomplish a set of specific functions.
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system board |
n. In a personal computer (PC), the main circuit board that supports a variety of basic system devices, such as a keyboard or a mouse, and provides other basic system functions.
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system configuration |
n. A process that specifies the devices and programs that form a particular data processing system.
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system-menu symbol |
n. A symbol (shaped like a Spacebar) in the leftmost corner of a title bar that gives a user access to choices that affect the window or the view it contains.
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Systems Network Architecture |
n. The IBM architecture that defines the logical structure, formats, protocols, and operational sequences for transmitting information units through, and controlling the configuration and operation of, networks. The layered structure of SNA allows the ultimate origins and destinations of information (the users) to be independent of and unaffected by the specific SNA network services and facilities that are used for information exchange.
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