(SCL) The command language for the VME/B operating system on the ICL2900. SCL was block structured and supported strings, lists of strings (“superstrings”), integer, Boolean, and array types. You could trigger a block whenever a condition on a variable value occured. It supported macros and default arguments. Commands were treated like procedure calls.
[“VME/B SCL Syntax”, Intl Computers Ltd. 1980].
- System catalog
database The data dictionary of a DBMS. The system catalogue stores meta-data including the schemas of the databases. It is a mini-database, and is usually stored using the DBMS itself in special tables called system tables. It maybe referred to as being “on line”, as it is active, and can be queried by users like […]
- System call
operating system, programming The mechanism used by an application program to request service from the operating system. System calls often use a special machine code instruction which causes the processor to change mode (e.g. to “supervisor mode” or “protected mode”). This allows the OS to perform restricted actions such as accessing hardware devices or the […]
- System building
noun 1. a method of building in which prefabricated components are used to speed the construction of buildings
1. tables. 2. (in prescriptions) tablet. abbreviation 1. table (list or chart) tab. table