WGU D427 ITEC 2117 Data Management Applications FA REVIEW QUESTIONS & ANSWERS

WGU D427 ITEC 2117 Data Management Applications FA REVIEW QUESTIONS & ANSWERS
1. Which of the following architectures is most suitable for
handling large-scale, real-time data streams?
 A. Relational databases
 B. Data lakes
 C. OLAP systems
 D. Lambda architecture
 - ANS: D. Lambda architecture
2. In the context of database normalization, which form aims to
eliminate transitive dependencies?
 A. First Normal Form
 B. Second Normal Form
 C. Third Normal Form
 D. Boyce-Codd Normal Form
 - ANS: C. Third Normal Form
3. Which data consistency model allows reads to return the most
recent write for a given client?
 A. Eventual consistency
 B. Strong consistency