A buffer is an area of memory that is used for temporary storage space. It is usually used when transferring data between the computer and a device, such as a printer or a keyboard.
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Device driver
Driver software handles requests and data transfers between the computer and a device.
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Multi tasking
An operating system that can execute many programs simultaneously is called a multi-tasking operating system.
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Command line interface
A command line interface requires the user to type in commands from the keyboard to give the computer instructions.
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Why are graphical user interfaces used?
Many operating systems include a graphical user interface to make it easier for people to use the computer. Users do not need to remember the complex commands that a command line interface uses.
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how does an operating systems manage programs running?
Once programs are running, the operating system allocates memory to them when they request it, as long as memory is available.
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Other cards in this set
Card 2
Front
Driver software handles requests and data transfers between the computer and a device.
Back
Device driver
Card 3
Front
An operating system that can execute many programs simultaneously is called a multi-tasking operating system.
Back
Card 4
Front
A command line interface requires the user to type in commands from the keyboard to give the computer instructions.
Back
Card 5
Front
Many operating systems include a graphical user interface to make it easier for people to use the computer. Users do not need to remember the complex commands that a command line interface uses.
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