DS-DP1-SL/HL-End of unit 4 - Data - Quiz

[What below] is defined as raw alphanumeric values obtained through different acquisition methods

• Information

• Knowledge

• Data

• Wisdom

[What below] is descriptive and refers to things that can be observed but not measured.

• Data

• Information

• Quantitative Data

• Qualitative Data

What is the process called which describes data from the time it is created to the time it is reused or destroyed?

• Project development life cycle

• Data life cycle

• Big data life

• Quantitative data

What term is used for information that has been collected, structured and analysed by another researcher?

• Primary data

• Secondary data

• Qualitative data

• Direct observation

'A computer algorithm converts text characters into an unreadable format. The content can only be unlocked and accessed by authorized people who have the appropriate keys.’ What is being described?

• Encryption

• Data erasure

• Data masking

• Blockchain

[What below] refers to how consistent data can be across multiple records, programs or platforms

• Data bias

• Data ownership

• Data reliability

• Data control

Big data is also commonly described by its qualities, also known as the 5Vs. What are the 5Vs?

• Value,Virtue,Vivacity,Vitality,versatility

• Vacancy, Vainglory,Vanity, Varicocelectomy, Vivacity

• Versatility, Vulnerability, Volatilization, Visualization, Variety

• Volume, Velocity, Variety, Veracity, Value

What is the process of extracting and discovering patterns in large data sets?

• Data matching

• Data mining

• Predictive analytics

• Big Data

'Analogue data must be converted to digital before a computer can use it.’ How often is this statement true?

• Never

• Sometimes

• Always

• Only for quantum computers

A set of data that describes and gives information about other data.’ What is being described?

• Big data

• Metadata

• Discrete data

• Quantitative data