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- Question
A composite attribute is which of the following?
Options- A. An attribute that can be broken into components
- B. An attribute that cannot be broken into components
- C. Multiple attributes
- D. An identifier
- Correct Answer
- An attribute that can be broken into components
- 1. Which JDBC driver Type(s) is(are) the JDBC-ODBC bridge?
Options- A. Type 1
- B. Type 2
- C. Type 3
- D. Type 4 Discuss
- 2. Which of the following are goals of OLE DB?
Options- A. Create object interfaces for DBMS functionality pieces only.
- B. Increase flexibility only.
- C. Object interface over any type of data only.
- D. All of the above as goals of OLE DB. Discuss
- 3. ________ is a simple object model that is easier to understand and use than OLE DB, and is frequently used for database applications.
Options- A. ASP
- B. XML
- C. ODBC
- D. ADO Discuss
- 4. The ODBC core API consists of which of the following functions?
Options- A. Commit or rollback transactions only
- B. Connect to data sources only
- C. Connect to data sources with driver-specific information only
- D. Both 1 and 2 above are in the OBDC core API. Discuss
- 5. An Oracle System Change Number (SCN):
Options- A. is a value that is incremented whenever a dirty read occurs.
- B. is incremented whenever a deadlock occurs.
- C. is a value that keeps track of explicit locks.
- D. is a value that is incremented whenever database changes are made. Discuss
- 6. A ternary relationship involves how many entities?
Options- A. 3 or less
- B. 3
- C. More than 3
- D. 3 or more Discuss
- 7. Which of the following is not a database object in MS Access?
Options- A. Reports
- B. Relationships
- C. Tables
- D. Queries Discuss
- 8. Which of the following is true about cloud computing?
Options- A. Cloud computing has brought about a drop in hardware and software sales, while augmenting service revenues
- B. You can access your data from any computer in the world, as long as you have an Internet connection.
- C. Both A & B
- D. It's always going to be less expensive and more secure than local computing. Discuss
- 9. What does microprocessor speed depend on? Discuss
- 10. How many logical drives is it possible to fit onto a physical disk? Discuss
Database problems
Search Results
Correct Answer: Type 1
Correct Answer: All of the above as goals of OLE DB.
Correct Answer: ADO
Correct Answer: Both 1 and 2 above are in the OBDC core API.
Correct Answer: is a value that is incremented whenever database changes are made.
Correct Answer: 3
Correct Answer: Relationships
Correct Answer: Both A & B
Correct Answer: the processing speed depends on DATA BUS WIDTH
Correct Answer: Maximum of 24 logical drives The extended partition can only have 23 logical drives
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