Quiz 1 (Part-Time KL)

Which of the following is NOT considered a key aspect of big data?

• Volume

• 
  Variety

• Value

• Velocity

What is the true definition of big data in the context of Emma's research project where she is analyzing large amounts of social media data?

• unlimited speed data internet connection

• mall, undiverse sets of information

• large, diverse sets of information

Which of the following companies utilizes big data analytics to enhance customer experience?

• AMAZON

• 
  GOOGLE

• WALMART

• FACEBOOK

Variety is a characteristic of big data. Which type of formats does Variety come from?

• 
  Structured

• 
  Unstructured

• Semi-structured

• All of the above

What does Velocity refer to?

• 
  processing speed of a data

• 
  speed of an internet

• 
  

  the volume to the city

• 
  All above

Variety comes from structured or unstructured formats. What is the difference between them?

• Handwritten / Computer-typed

• Numerical format / Natural Language

• Clean / Dirty

• 
  Subjective / Objective

Which of the following would NOT use big data analysis?

• Healthcare companies

• 
  Public agencies

• Retail companies

• 
  High school students doing homework

How does the YouTube count as big data?

• It stores their user healthcare data

• 
  It helps people find a date with their data

• It stores videos that are uploaded by their user

• It helps stores people's fat

What are the advantages of using big data in education in real life?

• A: Cost reduction

• B: Higher risk

• C: Effective learning

• D: A and B only

• 
  E: A and C only

What does the term 'data mining' refer to?

• 
  Collecting data from the internet

• Storing data in a database

• Analyzing large datasets to discover patterns

• Deleting unnecessary data