WPC 300 EXAM 1 QUESTIONS WITH VERIFIED
ACCURATE ANSWERS
Anchoring bias - Answers -Over-reliant on the first piece of information is called
Gamblers' fallacy is ____________. - Answers -a clustering illusion
Which of the following is an example of secondary data? - Answers -Firm's proprietary
data
In an agile approach of analytics what is the first step of the process? - Answers -
perform business discovery
Predictive analytics may be applied to __________, which is a set of techniques that
use descriptive data and forecasts to identify the decisions most likely to result in the
best performance. - Answers -Prescriptive analytics
Which of the following data analytics model use optimization techniques? - Answers -
Prescriptive analytics
Which of the following statements is true? - Answers -Experimentation is a way of
analytical thinking
When you keep eating the food you don't like precisely because you already bought the
food, you are committing _____________. - Answers -sunk-cost fallacy
What are the four types of data analytical method? - Answers -Descriptive, explanatory,
predictive and prescriptive
In an ETL process, data is loaded into a final target database such as: - Answers -Data
warehouse
_______ ensures that related data exist in parent table before allowing an entry into a
child table. - Answers -Referential integrity
Which of the following is not a component of the relational database? - Answers -
Analysis
The SQL code to extract only first_name information for all records of the "Actor" table
below is: - Answers -SELECT first_name FROM Actor;
When you are asked to design a database for the airline ticket reservation system,
based on an Entity-Relationship Data model, which of the following could be an
example of "entity"? - Answers -Traveler
ACCURATE ANSWERS
Anchoring bias - Answers -Over-reliant on the first piece of information is called
Gamblers' fallacy is ____________. - Answers -a clustering illusion
Which of the following is an example of secondary data? - Answers -Firm's proprietary
data
In an agile approach of analytics what is the first step of the process? - Answers -
perform business discovery
Predictive analytics may be applied to __________, which is a set of techniques that
use descriptive data and forecasts to identify the decisions most likely to result in the
best performance. - Answers -Prescriptive analytics
Which of the following data analytics model use optimization techniques? - Answers -
Prescriptive analytics
Which of the following statements is true? - Answers -Experimentation is a way of
analytical thinking
When you keep eating the food you don't like precisely because you already bought the
food, you are committing _____________. - Answers -sunk-cost fallacy
What are the four types of data analytical method? - Answers -Descriptive, explanatory,
predictive and prescriptive
In an ETL process, data is loaded into a final target database such as: - Answers -Data
warehouse
_______ ensures that related data exist in parent table before allowing an entry into a
child table. - Answers -Referential integrity
Which of the following is not a component of the relational database? - Answers -
Analysis
The SQL code to extract only first_name information for all records of the "Actor" table
below is: - Answers -SELECT first_name FROM Actor;
When you are asked to design a database for the airline ticket reservation system,
based on an Entity-Relationship Data model, which of the following could be an
example of "entity"? - Answers -Traveler
