Practice Understanding Big Data (13.1) - Big Data Technologies (Hadoop, Spark)

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9 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Define Big Data in your own words.
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Think about the challenges of handling large amounts of information.
Question 2.
What are the 5 V's of Big Data?
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Remember the mnemonic 'VVVVV'.
3Question 3.
What does the term 'Velocity' in Big Data refer to?
- The speed of data generation
- The volume of data
- The reliable data sources
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Consider how fast a social media post goes viral.
4Question 4.
True or False: Veracity is about ensuring data quality.
- True
- False
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Think about the risks of bad data.
Question 5.
Evaluate a scenario where a lack of Fault Tolerance led to significant data loss in a corporation. What could have been done to prevent this?
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Consider what industries rely heavily on data integrity.
Question 6.
Create a plan to address the challenges of Variety in data coming from multiple sources, ensuring accurate insights.
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Think of solutions like data lakes or specialized analytics tools.

5 more questions in this section. Enroll free to practise them all.