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Computer Science Paper 1
Fichas del conjunto (24)
- 1Advantage of magnetic storageit is cost effective
- 2Disadvantage of magnetic storageNot as durable
slower read write speed - 3example of magnetic storagehard disk drive
- 4Advantage of solid stateMore durable
Better read write speed - 5Disadvantage of Solid stateless cost effective
smaller capacity - 6Example of Solid stateSolid state drive
- 7Advantage of optical storageCost effective
Portable - 8Disadvantage of Optical storageNot very durable
Limited capacity - 9Example of optical storageDVD
- 10all 3 storage typesSolid state
Magnetic
Optical - 11Purpose of Secondary storageis to permanently store data this is also known as non volatile storage.
- 12Secondary storage is faster then ram TRUE/FALSEFalse
- 13Which storage device would you most likely use to storage large amounts of backup data?Magnetic storage
- 143 Main steps of the CPUFetch
Decode
Execute - 15What is meant by clock speedThe number of fetch decode execute cycles a CPU can perform a second
- 16What is meant by coresThe number of independent processers in the CPU which can run the fetch decode execute cycle
- 17what is meant by CacheCache is memory in the CPU which is used to store frequently used data
- 18What does ALU/ Arithmetic Logic Unit do?Responsible for arithmetic calculations and logical operations.
- 19What does control unit doManages the executions of instructions
- 20What does Program counter doIts used to store the next instruction to be executed
- 21What does the memory address register do?Used to store the memory address where the next instruction is located.
- 22Copyright Designs and Patents act 1988 Meaningits designed to stop people stealing something that you have created so its illegal to copy your design from anything
- 23Computer Misuse act 1990 Meaningdesigned to stop hacking and cyber crime. Makes it illegal to gain unauthorized access to networks
- 24Data Protection Act 2018 Meaningdesigned to give people rights regarding the data stored against them as well as it being kept safe and secure
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- GCSE Computing Fichas sobre Computer Science Paper 1 , creado por Joshua Hancock el 16/04/2022.
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- Joshua Hancock
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