Introduction to Database problems
- 1. An application where only one user accesses the database at a given time is an example of a(n) ________ .
Options- A. single-user database application
- B. multiuser database application
- C. e-commerce database application
- D. data mining database application Discuss
Correct Answer: single-user database application
- 2. Helping people keep track of things is the purpose of a(n) ________ .
Options- A. database
- B. table
- C. instance
- D. relationship Discuss
Correct Answer: database
- 3. The DBMS acts as an interface between what two components of an enterprise-class database system?
Options- A. Database application and the database
- B. Data and the database
- C. The user and the database application
- D. Database application and SQL Discuss
Correct Answer: Database application and the database
- 4. You have run an SQL statement that asked the DBMS to display data in a table named USER_TABLES. The results include columns of data labeled "TableName," "NumberOfColumns" and "PrimaryKey." You are looking at ________ .
Options- A. user data.
- B. metadata
- C. A report
- D. indexes Discuss
Correct Answer: metadata
- 5. Which of the following products was the first to implement true relational algebra in a PC DBMS?
Options- A. IDMS
- B. Oracle
- C. dBase-II
- D. R:base Discuss
Correct Answer: R:base
- 6. The DBMS that is most difficult to use is ________ .
Options- A. Microsoft's SQL Server
- B. Microsoft's Access
- C. IBM's DB2
- D. Oracle Corporation's Oracle Discuss
Correct Answer: Oracle Corporation's Oracle
- 7. An on-line commercial site such as Amazon.com is an example of a(n) ________ .
Options- A. single-user database application
- B. multiuser database application
- C. e-commerce database application
- D. data mining database application Discuss
Correct Answer: e-commerce database application
- 8. Which of the following products implemented the CODASYL DBTG model?
Options- A. IDMS
- B. DB2
- C. dBase-II
- D. R:base Discuss
Correct Answer: IDMS
- 9. The following are functions of a DBMS except ________ .
Options- A. creating and processing forms
- B. creating databases
- C. processing data
- D. administrating databases Discuss
Correct Answer: creating and processing forms
- 10. A DBMS that combines a DBMS and an application generator is ________ .
Options- A. Microsoft's SQL Server
- B. Microsoft's Access
- C. IBM's DB2
- D. Oracle Corporation's Oracle Discuss
Correct Answer: Microsoft's Access
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