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QUESTION THREE [10] 3.1 What is the role of the computer operating system? Identify several activities performed by this key piece of software. (5) 3.2 Twenty years ago, a computer could only be operated by a trained professional - today pre-schoolers everywhere can use a computer. Discuss the user interfaces of tomorrow (5) 

          QUESTION THREE
[10]
3.1 What is the role of the computer operating system? Identify several activities
performed by this key piece of software.
(5)
3.2 Twenty years ago, a computer could only be operated by a trained professional -
today pre-schoolers everywhere can use a computer. Discuss the user interfaces of
tomorrow
(5)
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QUESTION THREE [10] 3.1 What is the role of the computer operating system? Identify several activities performed by this key piece of software. (5) 3.2 Twenty years ago, a computer could only be operated by a trained professional - today pre-schoolers everywhere can use a computer. Discuss the user interfaces of tomorrow (5)

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Computer Science and Information Technology
Computer Science and Information Technology
Trishna Knowledge Systems 2018 Edition
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QUESTION THREE [10] 3.1 What is the role of the computer operating system? Identify several activities performed by this key piece of software. (5) 3.2 Twenty years ago,a computer could only be operated by a trained professional- today pre-schoolers everywhere can use a computer.Discuss the user interfaces of tomorrow (5)
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Transcript

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00:01 The answer to the first number question is the operating system is defined to be a system software which helps in managing the computer hardware as well as software resources.
01:15 This also provides common services for computer programs.
01:56 This also helps in sharing and using the system efficiently which includes the accounting software for the cost allocation of the processor timing, mass storage, then printing and also managing the resources.
03:54 When considering the hardware function like the input as well as output with that of the memory allocation, the os is used as the intermediary among the programs and the computer hardware...
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