Discussion
Home ‣ Database ‣ JDBC, Java Server Pages, and MySQL See What Others Are Saying!
- Question
A JSP is transformed into a(n):
Options- A. Java applet.
- B. Java servlet.
- C. Either 1 or 2 above.
- D. Neither 1 nor 2 above.
- Correct Answer
- Java servlet.
- 1. A transaction for which all committed changes are permanent is called:
Options- A. atomic.
- B. consistent.
- C. isolated.
- D. durable. Discuss
- 2. When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space.
Options- A. True
- B. False Discuss
- 3. Which of the following is the correct order of keywords for SQL SELECT statements?
Options- A. SELECT, FROM, WHERE
- B. FROM, WHERE, SELECT
- C. WHERE, FROM,SELECT
- D. SELECT,WHERE,FROM Discuss
- 4. Hashing algorithm converts a primary key value into a record address.
Options- A. True
- B. False Discuss
- 5. A relation is a two-dimensional table.
Options- A. True
- B. False Discuss
- 6. Each association has two or more roles.
Options- A. True
- B. False Discuss
- 7. A benefit of the three-tier architecture is which of the following?
Options- A. New modules can be built to support specific business needs
- B. Performance improves for compiled SQL statements
- C. Results in a thinner client and database server
- D. All of the above. Discuss
- 8. Which of the following locks the item from access of any type?
Options- A. Implicit lock
- B. Explicit lock
- C. Exclusive lock
- D. Shared lock Discuss
- 9. The keyword "inverse" is used in which of the following?
Options- A. Class
- B. Attribute
- C. Relationship
- D. All of the above. Discuss
- 10. A subtype discriminator of the supertype is an attribute whose values determine the target subtype(s).
Options- A. True
- B. False Discuss
More questions
Correct Answer: durable.
Correct Answer: True
Correct Answer: SELECT, FROM, WHERE
Correct Answer: True
Correct Answer: True
Correct Answer: True
Correct Answer: New modules can be built to support specific business needs
Correct Answer: Exclusive lock
Correct Answer: Relationship
Correct Answer: True
Comments
There are no comments.More in Database:
Programming
Copyright ©CuriousTab. All rights reserved.