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- Question
We have Market Basket data for 1,000 rental transactions at a Video Store. There are for videos for rent -- Video A, Video B, Video C and Video D. The probability that both Video C and Video D are rented at the same time is known as ________ .
Options- A. the basic probability
- B. support
- C. lift
- D. confidence
- Correct Answer
- support
- 1. For every relationship, how many possible types of actions are there when enforcing minimum cardinalities?
Options- A. Two
- B. Three
- C. Four
- D. Six Discuss
- 2. With JSP, the coding is done in Java and only in Java.
Options- A. True
- B. False Discuss
- 3. The NOT EXISTS keyword will be true if any row in the subquery meets the condition.
Options- A. True
- B. False Discuss
- 4. Indexes may be created or dropped at any time.
Options- A. True
- B. False Discuss
- 5. Another name for multimedia data is unstructured data.
Options- A. True
- B. False Discuss
- 6. Because of the need for extensive knowledge of SQL, many database developers choose to automate the redesign process.
Options- A. True
- B. False Discuss
- 7. The data model produced from the reverse engineering process is a true logical model.
Options- A. True
- B. False Discuss
- 8. Oracle will let you define Notepad as your default editor, and whenever you type NOTEPAD, SQL*Plus will invoke Notepad.
Options- A. True
- B. False Discuss
- 9. The left-leaning slash tells Oracle to execute whatever statement is in the buffer.
Options- A. True
- B. False Discuss
- 10. Failure to control confidentiality may lead to loss of competitiveness.
Options- A. True
- B. False Discuss
More questions
Correct Answer: Six
Correct Answer: True
Correct Answer: False
Correct Answer: True
Correct Answer: True
Correct Answer: False
Correct Answer: False
Correct Answer: False
Correct Answer: False
Correct Answer: True
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