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Computer Systems - Coggle Diagram
Computer Systems
Data units
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Gigabyte is written as 1 GB, ad consists of 1000 MB
Terabyte TB, consists of 1000 GB
Petabyte is written as 1 PB, 1000 TB
File compression
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Ease of file transfer, as only a single compressed file
Key Components
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Processor- Carry out instructions, process data and do calculations
Memory allows the computer to store the data it is using and processing (Primary) - Random Access Memory
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Troubleshooting
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If all fails, restart computer
Software
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Operating Systems
Provides the user interface, manages the
computer’s resources and hardware
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managing the computer’s resources such as CPU, memory and file storage
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Eg Windows, Mac OS, Linux
Application software
Allows users to write documents, create
presentation slides, or produce digital drawings
Word Processors To create letters, brochures and information sheets
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