Flashcards
Compting Fundementals and Hardware
Cards in this deck (16)
- 1What is a system?A system is a collection of parts that work together as a common purpose.
- 2What is a COMPUTER system?Computer systems are based on processing data and producing information. They are electronic and can do many things depending on the instructions we give them.
- 3What is information?Information is data which has a meaning attached to it
eg. 13/02/14 - 4What is a dedicated computer system?A dedicated computer system is a computer system with a fixed purpose
- 5what is an embedded system?These are systems that you don't really know are there but they are found in most electronic devices.They mean you can leave many things running without thinking about it eg. car cruise control
- 6Give examples of how computer systems are used for safety:Traffic lights, alarm systems, brakes in cars, medical devices, train signaling systems, etc.
- 7Why is it important to use software development standards when developing new computer systems?It is essential that all systems are accurate and serve their purpose, and also that creators can manage and keep track of the sustem.
- 8What are the 4 different types of standards?Proprietany
Industry
De facto
Open - 9What does the Data protection act aim to do?Protect individuals from phishing, online theft, identity theft
- 10Why would hackers want to hack computers?To steal info
To modify info
To commit a crime - 11Whar do RAM and ROM stand for?Random Access Memory
Read Only Memory - 12The ... needs to store data while it is carrying out th processing requiredCPU
- 13What is the CPU?Central processing unit
- 14What is the purpose of the CPU?It processed the data and then outputs it
- 15Define the term Hard disk:A hard disk is a non - removable magnetic storage device which is found inside the computer case.
- 16What is the fetch part of the fetch decode execute cycle?To fetch the data from the hard disk
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- Flashcards on Compting Fundementals and Hardware, created by elwinr11 on 26/11/2014.
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- elwinr11
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