McqMate
| 1. |
In decision making step of Knowledge Management process the _____ is used for decision making. |
| A. | Data |
| B. | Knowledge |
| C. | Information |
| D. | Metadata |
| Answer» B. Knowledge | |
| 2. |
People are ultimately the ______ of knowledge. |
| A. | Storage |
| B. | Gainer |
| C. | Holders |
| D. | Acquire |
| Answer» 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. |
| A. | Machine Intelligence |
| B. | Artificial Intelligence |
| C. | Linguistic Intelligence |
| D. | Naturalistic Intelligence |
| Answer» B. Artificial Intelligence | |
| 4. |
Data, information and past experience combined together are termed as _______. |
| A. | Intelligence |
| B. | Knowledge |
| C. | Expert systems |
| D. | Data driven systems |
| Answer» B. Knowledge | |
| 5. |
JESS is an abbreviation for ________. |
| A. | Java Enhanced System Sell |
| B. | Java Expert System Sell |
| C. | Java Expert Sub System |
| D. | Java Enhanced Sub System |
| Answer» B. Java Expert System Sell | |
| 6. |
Business intelligence (BI) is a broad category of application programs which includes : |
| A. | Decision support |
| B. | Data mining |
| C. | OLAP |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 7. |
Which of following is not phase of decision making process |
| A. | Design |
| B. | Analysis |
| C. | Intelligence |
| D. | Choice |
| Answer» B. Analysis | |
| 8. |
Decision support systems are essential for |
| A. | Day–to-day operation of an organization. |
| B. | Providing statutory information. |
| C. | Top level strategic decision making. |
| D. | Ensuring that organizations are profitable. |
| Answer» C. Top level strategic decision making. | |
| 9. |
Computer information system are most successful in providing information for: |
| A. | Control decisions |
| B. | Planning decision |
| C. | Strategic decision |
| D. | None of the above |
| Answer» A. Control decisions | |
| 10. |
PERT is an abbreviation of |
| A. | Process Evaluation and Review Techniques |
| B. | Project Evaluation and Review Techniques |
| C. | Part Evaluation and Review Techniques |
| D. | Project Estimating and Review Techniques |
| Answer» 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? |
| A. | Population |
| B. | Arrivals |
| C. | Waiting lines |
| D. | Line rules |
| Answer» 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? |
| A. | Interpretation |
| B. | Prediction |
| C. | Data mining |
| D. | A & B both |
| Answer» 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. |
| A. | (-3,3) |
| B. | (-2,2) |
| C. | (-4,4) |
| D. | (-1,1) |
| Answer» A. (-3,3) | |
| 14. |
The purpose of ________ is to obtain a decrease in the number of distinct values assumed by one or more attributes. |
| A. | Data Validation |
| B. | Data Transformation |
| C. | Data Reduction |
| D. | Data Noise |
| Answer» D. Data Noise | |
| 15. |
PCA is |
| A. | Projection Combination Analysis |
| B. | Principal Combination Analysis |
| C. | Principal Component Analysis |
| D. | Projection Combination Analysis |
| Answer» C. Principal Component Analysis | |
| 16. |
Which of the following is required by K-means clustering? |
| A. | defined distance metric |
| B. | number of clusters |
| C. | initial guess as to cluster centroids |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 17. |
Point out the wrong statement. |
| A. | k-means clustering is a method of vector quantization |
| B. | k-means clustering aims to partition n observations into k clusters |
| C. | k-nearest neighbor is same as k-means |
| D. | none of the mentioned |
| Answer» C. k-nearest neighbor is same as k-means | |
| 18. |
Which of the following clustering requires merging approach? |
| A. | Partitional |
| B. | Hierarchical |
| C. | Naive Bayes |
| D. | None of the mentioned |
| Answer» B. Hierarchical | |
| 19. |
Which of the following gave rise to need of graphs in data analysis? |
| A. | Data visualization |
| B. | Communicating results |
| C. | Decision making |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 20. |
Which of the following is characteristic of exploratory graph? |
| A. | Made slowly |
| B. | Axes are not cleaned up |
| C. | Color is used for personal information |
| D. | All of the mentioned |
| Answer» C. Color is used for personal information | |
| 21. |
Which of the following information is not given by five-number summary? |
| A. | Mean |
| B. | Median |
| C. | Mode |
| D. | All of the mentioned |
| Answer» C. Mode | |
| 22. |
Which of the following graph can be used for simple summarization of data? |
| A. | Scatterplot |
| B. | Overlaying |
| C. | Barplot |
| D. | All of the mentioned |
| Answer» C. Barplot | |
| 23. |
Which of the following problem is solved by reproducibility? |
| A. | Scalability |
| B. | Data availability |
| C. | Improved data analysis |
| D. | None of the mentioned |
| Answer» B. Data availability | |
Done Reading?