Simultaneous Peripheral Operations On-Line. A scheme that allows multiple devices to simultaneously write output to the same device such as multiple computers printing to the same printer at the same time. The data are actually written to temporary files while a program called a spooler sends the files to the device one at a time.
A program arranged in rows and columns that manipulates numbers
Software program that allows mathematical calculations, such as budgeting, keeping track of investments, or tracking grades.
Structured Query Language. ANSI standard data manipulation language used in most relational data base systems. A language for requesting data from a relational database.
not moving, or not changing.
مقیم٬ ساکن٬ جامد
A device or medium that can retain data for subsequent retrieval.
long-term plan, tactic, or scheme for attaining a vision.
A sequence of characters.
Disk striping copies blocks, bytes or bits across multiple disks in such a way that if one disk is lost, the data can be created using the blocks or bits on the remaining disks.
Sun originally stood for Stanford University Network, a name given to a printed circuit board developed in 1981 that was designed to run UNIX.