Question: PART 3 : 20 Points Expected output. Use word or notpad Write using 12pt times New roman font. Upload the file to E-learning . Short

PART 3 : 20 Points Expected output. Use word or

PART 3 : 20 Points Expected output. Use word or notpad Write using 12pt times New roman font. Upload the file to E-learning . Short Answers: (Answer should be minimum of five sentences or more) 1. What are some of the core roles of a database administrator? 2. What factors should one consider when choosing an open source DBMS? 3. What are the factors affecting the purchasing decision for DBMS software? 4. Explain the differences between a centralized and decentralized approach to database design. 5. What is NoSQL and what are the major NoSQL approaches (categories)? 6. Discuss the 3 Vs of Big Data. How has the definition of Big Data regarding these items changed over time? 7. List and describe the different levels at which database backups can be performed 8. Discuss different types of NOSQL databases and its usage. 9. Describe the database design Process. 10. What is the difference between decision support data and operational data

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