Unit 2 Flashcards
(41 cards)
what are the categories of information holder
business, individual, charities, healthcare, government, education, community
what is magnetic storage
stores data by storing 1s and 0s in the disk. the 1s are magnetised so the computer reads this data
what is optical disk storage
uses laser to project beams of light onto spinning disk, allowing it to read data from DVD, BLU-RAY, CD
what is solid state storage
data is stored in electronic memory cells
what is the intranet
private network only accessible to authorised users, users have closed access and commonly used by schools
what is extranet
private network accessible by internet only to authorised users, private and users have shared access
what is a management information system (MIS)
used to collect, store, analyse and present data for organisation
what are the 8 stages of data analysis
1- identify need
2- define scope
3- identify potential sources
4- source and select information
5- select appropriate tools
6- process and analyse data
7- record and store information
8- share results
what are open information systems
can interact with other information systems, more open to hacking and data loss
what are closed information systems
private and cant exchange data with other systems and access is limited but is more secure than open system
what is the data protection act (2018)
protects data of individuals data that’s stored on computers and processed by organisations
what is the computer misuse act (1990)
stops and punishes those who use computers incorrectly
what is regulations of investigatory power act (2000)
used to monitor and access online communication of suspected criminals
what is freedom of information act (2000)
allows people to request public authorities to release information
what is copyright, designs and patent act (1988)
makes it criminal offence to copy work that isn’t yours without permission of creator
what is privacy and electronic communications regulations (2003)
regulates how organisations can communicate with individuals
what are RSS feeds- rich site summary
allows users to subscribe for updates from websites
advantages of internet for individuals
increased communication speed, easy access to information, 24/7 access to services, social interaction
disadvantages of internet for individuals
identity theft, cost of connection, source of distraction, cyber bullying, misinformation
advantages of internet for businesses
share data quickly globally, online services always available, easy internal communication, staff can work from home
disadvantage of internet for businesses
malicious attacks, cost of maintaining services, reputation and controversies
what is sensitive information
should be protected from being publicly released as could harm someones safety or privacy
what is non-sensitive information
can be released publicly with no negative consequences
what is private information
relates to individual and shouldn’t be shared without permission