Data revision questions

Explain, using an example, how external data can be utilised by an organisation to inform decision making.

Explain what is meant by data verification and data validation. Discuss the importance of these processes for organisations during the collection of data. (6 marks)

Explain how data types can be used for data validation. (2 marks)

A small startup company is looking into how they can store client data. Discuss and evaluate the methods available to the company that are on premises and off premises. (12 marks + 3 QWC)

Explain three examples of ways to visualise data. (6 marks)

One application of data analysis within an organisation is to monitor performance. Evaluate the advantages and disadvantages to staff that come from monitoring performance. (6 marks)

Describe an advantage of using an API. (2 marks)

There are four main methods of access control for data.

Role based access control

Attribute based access control

Mandatory access control

Discretionary access control

Explain what is meant by each form of access control. (4 marks)