Describe the Technological Challenges Posed by Big Data DATA-SCIENCE-FOUNDATIONS Practice Questions (Page 4)

Questions 16–20

1. 16foundation · easy

   Which of the following is a technological limitation of traditional data processing tools in the context of Big Data?

   • AInability to perform any data analysis.
   • BInability to store data on disk.
   • CLack of support for SQL queries.
   • DLimited scalability to handle petabytes of data.
   Reveal Solution Discussion Select an answer first
2. 17foundation · easy

   What is a key challenge when integrating data from multiple sources with different formats and structures?

   • AData formats are always compatible.
   • BData from multiple sources is always identical.
   • CReconciling schema differences and data inconsistencies.
   • DIntegration is always automatic and requires no effort.
   Reveal Solution Discussion Select an answer first
4. 18application · medium

   A financial services firm must detect fraudulent credit card transactions as they occur and block them within milliseconds. The current batch process runs every 15 minutes and loads all transactions into a data warehouse before applying fraud rules. Which technological challenge is the firm primarily facing, and what is the most appropriate architectural response?

   • AVolume challenge; increase the batch frequency to every 5 minutes to reduce latency.
   • BVeracity challenge; add more validation rules to ensure transaction data is clean before analysis.
   • CVelocity challenge; implement a stream processing engine that analyzes events in real time as they arrive.
   • DVariety challenge; convert all transaction data to a single structured format before processing.
   Reveal Solution Discussion Select an answer first
5. 19foundation · easy

   Which Big Data characteristic refers to the challenge posed by the interconnectedness and relationships between data elements, which can make processing more complex?

   • AVariety
   • BVolume
   • CComplexity
   • DVelocity
   Reveal Solution Discussion Select an answer first
6. 20foundation · easy

   What is a regulatory compliance challenge associated with Big Data?

   • AEnsuring data is accessible to everyone.
   • BEnsuring data handling practices comply with laws like GDPR or HIPAA.
   • CEnsuring data is deleted immediately after collection.
   • DEnsuring data is stored in a proprietary format.
   Reveal Solution Discussion Select an answer first