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FUNCTIONS OF OPERATING SYSTEM ( OS ) - Coggle Diagram
FUNCTIONS OF OPERATING SYSTEM ( OS )
CONTROL A NETWORK
STARTING AND SHUTTING DOWN COMPUTERS
WAYS OF SHUTTING DOWN COMPUTERS AND MOBILE DEVICES
shutting down / log off
sleep mode
STARTING OR RESTARTING COMPUTERS AND MOBILE DEVICES ( BOOTING )
COLD BOOT
process of starting a computer that has been powered off completely
WARM BOOT
process of restarting a computer while it remains powered on
PROVIDING FILE, DISK AND SYSTEM MANAGEMENT TOOLS
MANAGE MEMORY
responsible for managing the computer's primary memory
MANAGE PROGRAMS
help the computer manage hundreds of processes that run at the same time
MONITOR PERFORMANCE
used to determine the cause of problems on a local or remote computer by measuring the performance of hardware, software services, and applications.
PROVIDE A USER INTERFACE
controls how users enter data and instructions and how information is displayed on the screen
TECHNIQUES OF USER INTERFACE
command-line user interface
difficult to use for new users because of the memorization and familiarity needed
require less system resources than a GUI
graphical user interface ( GUI )
easier to use
requires more system resources
ESTABLISH AN INTERNET CONNECTION
provide a means to establish Internet connections. Users can establish wired connections, such as cable and DSL, or wireless connections, such as Wi-Fi, mobile broadband, and satellite. Some connections are configured automatically as soon as users connect to the Internet.
