Y12 EC Data Science Wk3 L1 Review

Open Ended

Explain the use of big data and data warehousing, considering volume, variety, and velocity.

Multiple Choice

What are the potential risks associated with using autofill features in software?

• Data leakage

• Phishing attacks

• Unwanted sharing

• All of the above

Multiple Choice

What are the differences between public and private connections in terms of security?

• Public connections are always secure

• Private connections can be hacked

• Public connections are faster

• Private connections are always unsecured

Multiple Choice

What are the implications of checking or unchecking checkboxes in software and online forms?

• They have no impact on data privacy

• They can affect data privacy and security

• They are only for aesthetic purposes

• They are mandatory for all users

Multiple Choice

Organisations can't use data for any other purpose without your 

• Date of Birth
• Photograph
• Consent
• Fingerprint

Multiple Select

What are the key aspects of the Terms of Agreement (TOA) that affect data privacy and security?

• Data collection

• Data sharing

• Data management

• Awareness

Open Ended

Explain the significance of volume, variety, and velocity in the context of big data.

Multiple Choice

Which of the following is an open-source big data platform used for distributed processing of large datasets?

• Spark

• Hadoop

• PowerBI

• Talend

Multiple Choice

What are the main activities involved in data mining?

• Extracting data

• Analyzing data

• Uncovering patterns

• All of the above

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident