APPLICATION SYSTEM SOFTWARE
SYSTEMS SOFTWARE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Manages all of the computer input and output by managing requests from programs to use devices like printers, speakers, keyboards and hard disk drives. Operating systems allow for different accounts to be setup.The operating system can assign certain user access rights:-Read (view and open) but not change files or folders-Write:allows file/folder to be changed or deleted-Execute:gives user right to run an executable application.
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Controls files on system e.g. text, graphic files. Controls file permissions:to open a file, write to it and delete it. Helpful for security and to help organise files e.g. sorting. In windows file management is completed using windows explorer. (Right click the windows logo)
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Either A or B
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None of the above
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Detailed explanation-1: -I/O Traffic Controller : Keeps track of the status of all devices, control units, and communication channels. I/O scheduler : Executes the policies used by OS to allocate and access the device, control units, and communication channels.
Detailed explanation-2: -Input/output (I/O) management involves controlling the flow of data into and out of a data processing complex. In an automated environment, you might want to change your approach to I/O activities that previously required manual intervention, such as tape and printer management.
Detailed explanation-3: -Memory management is the process of controlling and coordinating a computer’s main memory. It ensures that blocks of memory space are properly managed and allocated so the operating system (OS), applications and other running processes have the memory they need to carry out their operations.