Online Test

What are the major factors in today’s business environment?

A. Markets, Consumer demands, Technology, Societal
B. Competition, Quality, Innovation, Policies
C. Innovative marketing methods, Speed of delivery, Social networking, Diversed products
D. Outsourcing, Web 2.0, Information Overload, Sustainability

2. Describe the CORRECT sequence of four steps managers take in making a decision.

I. Define the problem (i.e., a decision situation that may deal with some difficulty or with an opportunity).

II. Construct a model that describes the real-world problem.

III. Identify possible solutions to the modeled problem and evaluate the solutions.

IV. Compare, choose, and recommend a potential solution to the problem.

A. I, II, III, IV
B. II, III, I, IV
C. IV, II, III, I
D. I, II, IV, III

3. How new technologies can provide decision-making support?

A. Web services that enable the wireless communication to reach the stakeholders faster.
B. Having internet access to access all the generalized information about the enterprise services available in the companies.
C. With the development of mobile commerce, more and more personal devices access information sources, and users can respond to systems with information updates, collaboration efforts, and decisions.
D. ETL services that eases the process of ERP and CRM in the companies to make communication livelier.

4. What kind of DSS can end users develop in spreadsheets?

A. Intermediate ones
B. Simple ones
C. Intermediate ones
D. Difficult ones

5. Which of the below are the components of data warehouse?

I. Data sources and data extraction and transformation.

II. Data loading and comprehensive database.

III. Metadata and Middleware tools.

IV. Data marts and data loading.

A. I, II, IV
B. II, III, IV
C. I, III, IV
D. I, II, II

6. How has the Web influenced data warehouse design?

A. Data warehouse translates between the two.
B. Primarily by making Web-based data warehousing possible.
C. Others may access data through a managed query environment
D. There are many front-end applications that business users can use to interact with data stored in the data repositories.

7. What are the main characteristics of a good business report?

A. Specific intention of conveying information in a presentable form to whoever needs it, whenever and wherever they may need it.
B. Primary characteristics of a good business report include clarity, brevity, completeness, and correctness.
C. For managerial purposes.
D. For data visualization purposes.

8. Why is data visualization important to companies?

A. It is because data is so voluminous, there is a need for visual tools that help people understand it.
B. It is because it supplies information
C. It is because it leads to information generation which leads to decision making which leads to business process management
D. It is because it presents an integrated view of a company’s health and include financial, customer, business process, and learning/growth perspectives

9. What do you think the “next big thing” is in data visualization?

A. What is portrayed in visualizations is the information (aggregations, summarizations, and contextualization) and not the data.
B. Data visualization, perhaps more appropriately called “information visualization,” is the use of visual representations to explore, make sense of, and communicate data.
C. It is very hard to predict. We can only extrapolate from what has already been invented
D. Data visualization is closely related to the fields of information graphics, scientific visualization, and statistical graphics.

10. Why would you use a geographic map?

A. Geographic Map is a diagram that should be used for depicting proportions
B. Geographic Maps can be used in conjunction with other charts and graphs.
C. Geographic Map is a diagram that shows relationships between concepts, usually showing specific ideas and information as boxes and using arrows to connect them.
D. Geographic maps are useful when the data set includes any kind of location data, including addresses, postal codes, state names or abbreviations, country names, latitude/longitude, or some type of custom geographic encoding.

11. What are the most popular data mining tools?

A. IBM SPSS Modeler, SAS
B. Ms. Access and Data Studio
C. MySQL and SUN Studio
D. Rapid Miner and Ms. Excel

12. What are the main reasons for the recent popularity of data mining?

I. More intense competition at the global scale driven by customers’ ever-changing needs and wants in an increasingly saturated marketplace.

II. General recognition of the untapped value hidden in large data sources.

III. Consolidation and integration of database records, which enables a single view of customers, vendors, transactions, etc.

IV. Significant reduction in the cost of hardware and software for data storage and processing.

A. I, II
B. II, IV
C. I, II, III, IV
D. I, III, IV

13. What are some of the methods for cluster analysis?

A. ANN
B. k-means
C. CNN
D. Sentiment Analysis

14. Who benefits from the search engine optimization?

A. Education sites
B. Banking sites
C. CRM sites
D. E-commerce sites

15. How does sensitivity analysis work?

A. Sensitivity analysis is a method of solving complex problems but lacking the explanation of its capabilities.
B. Sensitivity analysis is a method assurance that the network has been properly trained and will behave as desired once deployed in a business intelligence environment.
C. Sensitivity analysis is a method assurance that the network has been properly trained and will behave as desired once deployed in a business intelligence environment.
D. Sensitivity analysis is a method that can separate the data into multiple subsections, each representing one of the classes.

16. Compared to ANN, what are the advantages of SVM?

A. A significant advantage of SVMs is that while ANNs may suffer from multiple local minima, the solutions to SVMs are global and unique.
B. Each data instance must be represented as a vector of numeric values, including the categorical variable (the classification).
C. Deciding on the best parameters involves a parameter search method, such as cross-validation or grid search.
D. ANNs often outperform SVMs in practice is that they successfully deal with the “over fitting” problem.

17. How can sentiment analysis be used for brand management?

A. Education and banking areas can benefit from sentiment analysis.
B. Only economical areas can benefit from sentiment analysis.
C. Manufacturing and telecommunications areas can benefit from sentiment analysis.
D. Various areas related to brand management can benefit from sentiment analysis.

18. What are the main challenges the Web poses for knowledge discovery?

I. The Web is too big for effective data mining.

II. The Web is too complex.

III. The Web is too dynamic.

IV. The Web is not specific to a domain.

A. I, II, III, IV
B. I, II, IV
C. I, III, IV
D. I, II

19. How can a decision tree be used in decision making?

A. By showing the range of outcomes that can result from any decision
B. By showing which choices and states of nature are shown as alternating nodes along the branches of a tree.
C. By showing multiple goals that a decision maker hopes to obtain the best possible combination of several factors.
D. By showing the decision maker the possible outcomes that could result from a given choice, the tree gives the decision maker information by which to compare choices.

20. Among the following, which is NOT the characteristic of simulation

A. A technique for conducting experiments
B. Fewer simplifications than with most other methods
C. Normative rather than descriptive; users can use simulation results to search if desired
D. Usually used for problems too complex for numerical optimization methods

Online Test

Asia Metropolitan University August 10, 2022

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