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22 Cards in this Set
- Front
- Back
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give the 2 types of software
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system software and application software
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What is system software?
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programmes used to control the computer
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What is application software?
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used by the user to carry out a specific task
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Give 3 types of system software
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1.operating system and control programmes
2. translators 3.utility programmes |
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What does the operating system deal wtih?
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the operations of the computer eg. Windows, Unix and Macos
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What are translators?
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programmes used to convert instructions typed into the computer into machine codes which the computer understands
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What are utility and service programs used to do?
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Carry out maintenance services on the computer such as identifying and removing viruses
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Who is the head of microsoft?
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Bill Gates
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Give 3 features of windows
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1. can facilitate different tasks apparantly at the same time
2.supports a graphic user interface 3.supports a menu- driven interface |
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GIve the 6 types of operating modes
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1. multiprogramming
2.multiprocessing 3.single user systems 4.multi access systems 5timesharing systems 6. real time systems |
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What does IBM stand for?
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International Business Management
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Give 4 types of microcomputers.
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1. laptop
2.notebook 3.pocket computers 4.P.D.A.- personal digital assistance |
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What feature does a supercomputer have that no other computer have?
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it has multiprocessors working at the same time carrying out different tasks.
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What does a multiprocessing system allow us to do?
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carry out different tasks at the same time with 2 or more processors
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Which system allows only 1 user to operate a programme at a time in an interactive converstional mode?
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single user system
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What does it mean to be in an interactive conversational mode?
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you have to be interacting with the compute. The user has to be present
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What does PC stand for?
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personal computer
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What does a MultiAccess system allow us to do?
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it allows many users to access the system apparantly at the same time
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A time-sharing system allows the processor to shift access time from one user to another.How is this possibe?
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By allowing each user a time slice which is a brief period of time during which the processor and other conversational devices become available.
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what operating mode allows a user to access a computer from a remote location and provides multi access
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multi access timesharing system
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give 1 disadvantage of this operating system
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the more users that are connected to the system, the slower it gets
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Explain the Real time system.
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this system processes data so fast that the results are available to influence the smae activity.
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