Answers

CHAPTER 1 INTRODUCTION OF DATABASE SYSTEM

STATE TRUE/FALSE

  1. True
  2. True
  3. True
  4. True
  5. False
  6. True
  7. True
  8. False
  9. True
  10. True
  11. True
  12. False
  13. True
  14. False
  15. False
  16. True
  17. True
  18. True
  19. True
  20. True
  21. False
  22. True
  23. False.

TICK (√) THE APPROPRIATE ANSWER

  1. (a)
  2. (a)
  3. (d)
  4. (c)
  5. (d)
  6. (d)
  7. (b)
  8. (d)
  9. (d)
  10. (a)
  11. (d)
  12. (d)
  13. (d)
  14. (d)
  15. (a)
  16. (a)
  17. (a)
  18. (b)
  19. (d)
  20. (d).

FILL IN THE BLANKS

  1. Data
  2. Fact, processed/organized/summarized data
  3. DBMS
  4. (a) Data description language (DDL), (b) data manipulation language (DML)
  5. DBMS
  6. Database Management System
  7. Structured Query Language
  8. Fourth Generation Language
  9. (a) Operational Data, (b) Reconciled Data, (c) Derived Data
  10. Data Definition Language
  11. Data Manipulation Language
  12. Each of the data mart (a selected, limited, and summarized data warehouse)
  13. (a) Entities, (b) Attributes, ...

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