ACCA Applied Knowledge · Business and Technology · The impact of advances in technology
A supermarket chain collects large volumes of data from loyalty cards, online orders, social media comments and in-store sensors. The data arrives continuously, in many formats and at high speed. Which set of characteristics of big data does this best describe?
The scenario describes volume, velocity and variety, the three Vs of big data. The data is large in quantity, arrives continuously at high speed, and comes in many different formats such as transactions, text comments and sensor readings.
- AVolume, velocity and varietyCorrect
- BValidity, verification and value
- CAccuracy, timeliness and relevance
- DReliability, regularity and reporting
Explanation
Big data is commonly described by the three Vs: volume (large amounts), velocity (speed of data creation) and variety (many formats). The scenario mentions large amounts, continuous arrival at speed and mixed formats. The other options are not the standard characteristics of big data.
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