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- Question
Which of the following statements is true concerning JDBC?
Options- A. It is language independent.
- B. It is similar in concept to ODBC.
- C. It is useful for all object-oriented languages.
- D. It consists of three main layers.
- Correct Answer
- It is similar in concept to ODBC.
- 1. 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
- 2. Which of the following is an advantage of partitioning?
Options- A. Complexity
- B. Inconsistent access speed
- C. Extra space
- D. Security Discuss
- 3. A multidimensional database model is used most often in which of the following models?
Options- A. Data warehouse
- B. Relational
- C. Hierarchical
- D. Network Discuss
- 4. Sequential retrieval on a primary key for sequential file storage has which of the following features?
Options- A. Very fast
- B. Moderately fast
- C. Slow
- D. Impractical Discuss
- 5. What is the best data type definition for Oracle when a field is alphanumeric and has a length that can vary?
Options- A. VARCHAR2
- B. CHAR
- C. LONG
- D. NUMBER Discuss
- 6. The three different application logic components are which of the following?
Options- A. Presentation, Client, and Storage
- B. Presentation, Client, and Processing
- C. Presentation, Processing, and Storage
- D. Presentation, Processing, and Network Discuss
- 7. A server cannot serve on which of the following levels?
Options- A. Client Layer
- B. Business Layer
- C. Database Layer
- D. All of the above. Discuss
- 8. Client/server security includes which of the following?
Options- A. Physical security
- B. Change control security
- C. Measures taken to secure all systems
- D. All of the above. Discuss
- 9. A characteristic of a file server is which of the following?
Options- A. Manages file operations and is shared on a network.
- B. Manages file operations and is limited to one PC.
- C. Acts as a fat client and is shared on a network.
- D. Acts as a fat client and is limited to one PC. Discuss
- 10. Which of the following statements is a true statement concerning the open database connectivity standard (ODBC)?
Options- A. Each vendor desiring to be ODBC-complaint provides an ODBC driver.
- B. Requires certain criteria to be met in order to establish an ODBC connection.
- C. Provides a programming interface that provides a common language for application programs to access and process SQL databases independent of the RDBMS accessed.
- D. All of the above. Discuss
The Client-Server Database problems
Search Results
Correct Answer: New modules can be built to support specific business needs
Correct Answer: Security
Correct Answer: Data warehouse
Correct Answer: Very fast
Correct Answer: VARCHAR2
Correct Answer: Presentation, Processing, and Storage
Correct Answer: Client Layer
Correct Answer: All of the above.
Correct Answer: Manages file operations and is shared on a network.
Correct Answer: All of the above.
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