Impact of Using IT Systems: revision quiz and key terms
Free practice for Impact of Using IT Systems in Pearson BTEC National IT (AAQ). It covers: online services supporting retail, education, entertainment and more, plus sources of data, data collection methods and ensuring data accuracy. Try the questions, then check the key terms.
Try 5 free questions
Which is a benefit of online news for readers?
Digital wallets can store payment card details on a smartphone.
A postcode must be entered in a pattern such as 'NG7 2RD'. Which check is this?
Streaming a film stores a complete permanent copy on the user's device.
What is a drawback of streaming films compared with buying a DVD?
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Key terms for Impact of Using IT Systems
- Data mining
- Searching large data sets to discover hidden patterns and relationships.
- Digital divide
- The gap between people who have good internet access and IT skills and those who do not.
- Digital wallet
- An app that stores payment card details on a phone or watch so it can be used to pay.
- Online government services
- Public services such as tax returns, driving licences and benefits that citizens can use via the internet.
- Proofreading
- A person reading through entered data and comparing it with the source document to spot mistakes.
- Secondary source
- Data originally collected by someone else and then reused.
- Streaming
- Playing audio or video as it arrives over the internet, without storing the whole file first.
- Validation
- Automatic checks that data entered is reasonable and obeys set rules, e.g. falls within a range.
What Impact of Using IT Systems covers
In RADevo this topic has a full topic test and a focused quiz for each part:
- E1 Online Services: Retail, financial services, education, entertainment, productivity, booking systems, news, government and real-time information services, and their benefits and drawbacks for individuals and organisations.
- E2 Using and Manipulating Data: Data and information, sources and collection methods, quality of information, validation and verification, big data, data mining and how organisations use data.
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