Quiznetik

Business Intelligence | Set 1

1. In decision making step of Knowledge Management process the _____ is used for decision making.

Correct : B. Knowledge

2. People are ultimately the ______ of knowledge.

Correct : C. Holders

3. _______ is a way of making a computer, a computer-controlled robot, or a software think intelligently, in the similar manner the intelligent humans think.

Correct : B. Artificial Intelligence

4. Data, information and past experience combined together are termed as _______.

Correct : B. Knowledge

5. JESS is an abbreviation for ________.

Correct : B. Java Expert System Sell

6. Business intelligence (BI) is a broad category of application programs which includes :

Correct : D. All of the mentioned

7. Which of following is not phase of decision making process

Correct : B. Analysis

8. Decision support systems are essential for

Correct : C. Top level strategic decision making.

9. Computer information system are most successful in providing information for:

Correct : A. Control decisions

10. PERT is an abbreviation of

Correct : B. Project Evaluation and Review Techniques

11. Which of the following describes the order in which customers are extracted from the line to be admitted to the service?

Correct : C. Waiting lines

12. ''To anticipate the value that a random variable will assume in the future or to estimate the likelihood of the future events'' is the purpose of?

Correct : B. Prediction

13. If the distribution of values of the attribute aj is roughly normal, the z index based transformaltion generates values that are almost certainly within the range.

Correct : A. (-3,3)

14. The purpose of ________ is to obtain a decrease in the number of distinct values assumed by one or more attributes.

Correct : D. Data Noise

15. PCA is

Correct : C. Principal Component Analysis

16. Which of the following is required by K-means clustering?

Correct : D. all of the mentioned

17. Point out the wrong statement.

Correct : C. k-nearest neighbor is same as k-means

18. Which of the following clustering requires merging approach?

Correct : B. Hierarchical

19. Which of the following gave rise to need of graphs in data analysis?

Correct : D. All of the mentioned

20. Which of the following is characteristic of exploratory graph?

Correct : C. Color is used for personal information

21. Which of the following information is not given by five-number summary?

Correct : C. Mode

22. Which of the following graph can be used for simple summarization of data?

Correct : C. Barplot

23. Which of the following problem is solved by reproducibility?

Correct : B. Data availability