Basics 8 min read
Types of database models
File systems of varying degrees of sophistication satisfied the need for information storage and processing for several years. However, large…
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Basics 4 min read
Information systems and databases
File storage Computers have been used since the 1950s for the storage and processing of data. An important point to…
Basics 3 min read
Job scheduling
The allocation of system resources to various tasks, known as job scheduling, is a major assignment of the operating system.…
Basics 5 min read
Operating systems
Development of operating systems In early computers, the user typed programs onto punched tape or cards, from which they were…
Basics 6 min read
Programming languages
Early languages Programming languages are the languages in which a programmer writes the instructions that the computer will ultimately execute.…
Basics 6 min read
Linking processors
Multiprocessor design Creating a multiprocessor from a number of uniprocessors (one CPU) requires physical links and a mechanism for communication…
Basics 4 min read
Basic computer operation
The operation of such a computer, once a program and some data have been loaded into RAM, is as follows.…
Basics 2 min read
Basic computer components
A digital computer (see also analog computer) typically consists of a control unit, an arithmetic-logic unit, a memory unit, and…
Basics 5 min read
Development Of Computer Science
Computer science as an independent discipline dates to only about 1960, although the electronic digital computer that is the object…