Unit 3 & 4 Data Analytics Quiz Semester 1

Selected data from large repositories can be collected and saved as a file. These files can be imported into a database if the files are in which format?

• pdf

• csv

• psd

• jpeg

When Mohammed tries to log in to his notebook computer, the following appears on his screen: "Your files have been locked! To regain access to your files you will need to click the button and pay the required amount with Bitcoin. If you do not pay the price within 24 hours, all of your files will be deleted." Which one of the following would have been the best way for Mohammed to have avoided this threat?

• always using well-encrypted passwords

• not downloading files from unreliable websites

• logging out of his notebook computer after each session

• not allowing cookies to be stored by a website’s browser

To ensure there is gender neutrality in his work, which one of the following lists of terms should Bruce use after undergoing gender inclusiveness training?

• personnel, actress, workers

• manpower, workers, man-hours

• workers, personnel, representative

• spokeswoman, spokesman, representative

A dynamic data visualisation solution should enable users to:

• interact with the data visualisation

• annotate the data visualisation

• create worksheets

• create tables

What is a crucial characteristic of a good research question?

• It can be proven.

• It can be refuted.

• It can be supported.

• It can be supported or refuted.

What negative effect can inappropriate color choice have when creating an infographic?

• It can influence an audience's character.

• It can distract the audience from the message.

• It can improve clarity between the text and the background.

• It can make the text unreadable.

What is the best reason to use the type of data visualisation shown for sports participation rates among children aged 6 to 13?

• To find out how many students were surveyed.

• To quickly find out the most and least popular sports.

• To understand why certain sports are popular with children.

• To evaluate whether summer or winter sports are more popular.

Tilde runs a small, local animal rescue shelter. She wants to expand her services to include all of Victoria, but

first she needs to find out more about the animals that need help as well as more about potential pet owners.

Tilde wants to download data about pet ownership preferences so that she can create a histogram that will be

part of an infographic about rescued pets. Before she begins this process, she should check the suitability of

the data she intends to download. Suitable data would be:

• Visual

• Qualitative

• Quantitative

• Infographic

Some of the data that Tilde downloads includes text-based descriptions of pet owners’ experiences with animals.

What could be an effective approach for Tilde to handle text-based descriptions of pet owners' experiences?

• Create an infographic

• Create a dynamic data visualisation

• Create categories and count the references to each category

• Download data that is exclusively numeric

What is the purpose of software security controls?

• to protect data from authorised access

• to allow for access restrictions and encryption

• to prevent biometric security from functioning

• to stop users from completing surveys multiple times