QUESTIONS AND ANSWERS 100

MISY 5360 Midterm Practice EXAM

QUESTIONS AND ANSWERS 100%

SOLVED (Newest 2025) Which of the following statements about Big Data is true?

• Data chunks are stored in different locations on one

computer

• Hadoop is a type of processor used to process
• Map Reduces is a storage filing system
• Pure Big Data systems do not involve fault tolerance -

Correct Answers ✅d. Pure Big Data systems do not involve fault tolerance In which stage of extraction, transformation, and load (ETL) into a data warehouse are data aggregated?

• Transformation
• Extraction
• Load
• Cleanse - Correct Answers ✅a. Transformation

All of the following statements about data mining are true

EXCEPT:

• the process aspect means that data mining should be a

one-step process to results.

• the novel aspect means that previously unknown patterns

are discovered.

• the potentially useful aspect means that results should

lead to some business benefit. 1 / 2

MISY 5360 Midterm Practice EXAM

QUESTIONS AND ANSWERS 100%

SOLVED (Newest 2025)

• the valid aspect means that the discovered patterns should

hold true on new data.

• Building the model takes the most time and effort -

Correct Answers ✅a. the process aspect means that data mining should be a one-step process to results.

• Building the model takes the most time and effort

For the majority of organizations, a daily accounts receivable transaction is a(n)

• Strategic decision
• Structured decision
• Unstructured decision
• Managerial control decision - Correct Answers ✅b.

Structured decision The ________ handle a company s routine ongoing business and give management the ability to scour data from the data warehouse for information about the business and use the analysis to provide tactical or operational decision support.

• online transaction processing systems
• Structured decision
• Unstructured decision
• / 2