4454323
Descripción
Fichas por Kwame Oteng-Adusei, actualizado hace más de 1 año
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Creado por Kwame Oteng-Adusei
hace alrededor de 8 años
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| Pregunta | Respuesta |
| User Interface | OS provides a link between the user and computer Graphical User Interface - menus, icons, windows Command Line Interface - user types in commands |
| Memory Management | Manages amount of memory used by each application Without OS, applications wouldn't run, as not enough space |
| Peripheral Management | Co-ordinates the basic output and input systems Device Driver Software allows hardware to be used by OS |
| Multi-Tasking | OS allocates each program a slice of the CPU's time Also determines priority in which programs should use CPU Enables several programs to run on computer at once |
| Security | Prevents unauthorised access through usernames, passwords Protects files from being read or written by other users |
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