QUESTIONS AND CORRECT ANSWERS (NEWEST UPDATE
2026/2027) VERIFIED SOLUTIONS | GUARANTEED SUCCESS.
A marketing employee is tasked with mailing discount coupons to the
company's top 100 customers by sales volume. The marketing employee only
has lists of customers' names, customers' addresses, and the sales generated
by each customer. Which process should this employee use to ensure coupons
are mailed to the correct customers?
*Data structuring
*Data warehousing
*Data mining
*Data intelligence - CORRECT ANSWER-Data mining
What is the velocity of big data?
*The processing speed of the database servers
*The rate at which the data in a data set become decayed
*The speed of data produced in a given time
*The frequency with which the data set must be updated - CORRECT
ANSWER-The speed of data produced in a given time
What is it called when an organization implements security procedures to
protect the hardware, network, and software from intrusion?
*System-level security
*Access-level security
*Data-level security
,*User-level security - CORRECT ANSWER-System-level security
What are scrubbed data?
*Data that are organized into database tables
*Data that have been validated for accuracy
*Data that have been eliminated because they are inconsistent
*Data that have been deleted for privacy reasons - CORRECT ANSWER-
Data that have been validated for accuracy
When a company spends money on data management, it uses a metric to
measure the benefit of this spending relative to the cost.
What is this metric called?
*Cost benefit analysis
*Return on investment
*Profit and loss
*Profitability ratio - CORRECT ANSWER-Return on investment
One perpetual issue with corporate data is ensuring the data are accurate and
valid. Procedures that apply to end users, managers, and IT personnel are often
put in place to ensure good data.
What is the term that describes this effort?
*Master data management
*Schema design
*Data governance
*Database management - CORRECT ANSWER-Data governance
, Which level of management gets the most detailed reports directly from the
transaction processing system?
*Supervisors
*Managers
*Laborers
*Executive - CORRECT ANSWER-Supervisors
Which term is used to refer to data that come from many different sources in
various structures?
*Unstructured data
*Disparate data
*Semistructured data
*Source data - CORRECT ANSWER-Disparate data
A large online retailer uses a decision support system (DSS) to develop
scenarios for the executive team to evaluate.
What is the primary source of the data used by this DSS?
*The human resource (HR) management system
*The business intelligence (BI) system
*The cloud web hosting (CWH) system
*The transaction processing system (TPS) - CORRECT ANSWER-The
transaction processing system (TPS)
What is a key capability of a decision support system?
*It generates detailed reports of business decisions.
*It analyzes data and makes business decisions.