4011470
Descrição
FlashCards por 13lana.sellars, atualizado more than 1 year ago
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Criado por 13lana.sellars
quase 9 anos atrás
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| Questão | Responda |
| Booting The Computer | Booting is a start-up sequence that starts the operating system of a computer when it is turned on. A boot sequence is the initial set of operations that the computer performs when it is switched on. Every computer has a boot sequence. |
| Performs basic computer tasks | The operating system performs basic computer tasks, such as managing the various peripheral devices such as the mouse and keyboard. For example, most operating systems now are plug and play which means a device such as a printer will automatically be detected and configured without any user intervention. |
| Provides a user interface | A user interacts with software through the user interface. The 2 main types of user interfaces are: command line and a graphical user interface. With a command line interface, the user interacts with the operating system by typing commands to perform specific tasks. An example of a command line interface is DOS. |
| Provides file management | The operating system also handles the organisation and tracking of files and directories (folders) saved or retrieved from a computer disk. The file management system allows the user to perform such tasks as creating files and directories, renaming files, coping and moving files, and deleting files. |
| Handles system resources | The operating system also handles system resources such as the computer's memory and sharing of the central processing unit time by various applications or peripheral devices. Programs and input methods are constantly competing for the attention of the CPU and demand memory, storage and input/output bandwidth. |
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