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- Question
You have linked SQL*Plus to an external text editor. To invoke the text editor for use within SQL*Plus, which command do you use?
Options- A. Open [FileName]
- B. Show [FileName]
- C. Alter [FileName]
- D. Edit [FileName]
- Correct Answer
- Edit [FileName]
- 1. Independent data marts are often created because an organization focuses on a series of short-term business objectives.
Options- A. True
- B. False Discuss
- 2. Each index consumes extra storage space and also requires overhead maintenance time whenever indexed data change value.
Options- A. True
- B. False Discuss
- 3. Oracle directly supports the definition of surrogate keys.
Options- A. True
- B. False Discuss
- 4. The "F" in RFM analysis stands for ________ .
Options- A. frequently
- B. freshness
- C. fast food
- D. fantasy Discuss
- 5. The design guidelines and priorities for read-only databases are different because read-only databases are never updated.
Options- A. True
- B. False Discuss
- 6. Which of the following statement is true concerning objects and/or classes?
Options- A. An object is an instance of a class.
- B. A class is an instance of an object.
- C. An object includes encapsulates only data.
- D. A class includes encapsulates only data. Discuss
- 7. Who invented Java?
Options- A. Netscape
- B. Microsoft
- C. Sun
- D. None of the above is correct. Discuss
- 8. Which is not a type of data management technology?
Options- A. Relational
- B. Rational
- C. Object-oriented
- D. Dimensional Discuss
- 9. HTML is an application of a more robust document markup language called:
Options- A. XHTML.
- B. XML.
- C. SGML.
- D. None of the above is correct. Discuss
- 10. A candidate key is a determinant that determines all the other columns is a relation.
Options- A. True
- B. False Discuss
More questions
Correct Answer: True
Correct Answer: True
Correct Answer: False
Correct Answer: frequently
Correct Answer: True
Correct Answer: An object is an instance of a class.
Correct Answer: Sun
Correct Answer: Rational
Correct Answer: SGML.
Correct Answer: True
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