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質問 1：
Which of the following would be used to store unstructured data from different sources?
A. A database management system
B. A data lake
C. A database
D. A data warehouse
正解：B
解説: (Pass4Test メンバーにのみ表示されます)
質問 2：
A report is scheduled to run and be distributed at the end of business each day. On Mondays, one of the recipients opens the previous week's reports and combines them to calculate the weekly totals and projections for the coming week. This is a tedious process, and the recipient asks an analyst for help. Which of the following should the analyst recommend?
A. Provide a daily summary to the report with totals to save the user the effort of manual calculations.
B. Add calculation fields to the daily report so the totals are built in.
C. Reduce the frequency of the report to once a week and change the date range.
D. Create a new report with weekly totals set to run at the end of business on Friday.
正解：D
質問 3：
Angela is aggregating data from CRM system with data from an employee system.
While performing an initial quality check, she realizes that her employee ID is not associated with her identifier in the CRM system.
What kind of issues is Angela facing?
Choose the best answer.
A. ELT process.
B. ETL process.
C. Record linkage.
D. System integration.
正解：C
解説: (Pass4Test メンバーにのみ表示されます)
質問 4：
You would like to measure how well an organization is achieving its goals.
What type of analysis should you perform?
A. Performance analysis.
B. Outlier analysis.
C. Predictive analysis.
D. Trend analysis.
正解：A
解説: (Pass4Test メンバーにのみ表示されます)
質問 5：
A sales manager wants quarterly sales reports broken down by unit and week. Which of the following data output lists includes the most necessary information?
A. Order number. salesperson. date shipped, recipient address, and price
B. Item number, item name, salesperson. date sold. and price
C. Item name, salesperson. recipient address, shipping cost. and date shipped
D. Item name. salesperson. price. shipping cost. and date shipped
正解：B
解説: (Pass4Test メンバーにのみ表示されます)
質問 6：
Which one of the following is a measure of dispersion?
A. Variance.
B. Mode.
C. Mean.
D. Median.
正解：A
質問 7：
A financial institution is reporting on sales performance to a company at the account level. Due to the sensitive nature of the government the does il with, some account information is not shown. Which of the following fields should be masked?
A. Customer name
B. Sales volume
C. Start date
D. Product name
正解：A
解説: (Pass4Test メンバーにのみ表示されます)
質問 8：
Analytics reports should follow corporate style guidelines.
A. False.
B. True.
正解：B
Which of the following would be used to store unstructured data from different sources?
A. A database management system
B. A data lake
C. A database
D. A data warehouse
正解：B
解説: (Pass4Test メンバーにのみ表示されます)
質問 2：
A report is scheduled to run and be distributed at the end of business each day. On Mondays, one of the recipients opens the previous week's reports and combines them to calculate the weekly totals and projections for the coming week. This is a tedious process, and the recipient asks an analyst for help. Which of the following should the analyst recommend?
A. Provide a daily summary to the report with totals to save the user the effort of manual calculations.
B. Add calculation fields to the daily report so the totals are built in.
C. Reduce the frequency of the report to once a week and change the date range.
D. Create a new report with weekly totals set to run at the end of business on Friday.
正解：D
質問 3：
Angela is aggregating data from CRM system with data from an employee system.
While performing an initial quality check, she realizes that her employee ID is not associated with her identifier in the CRM system.
What kind of issues is Angela facing?
Choose the best answer.
A. ELT process.
B. ETL process.
C. Record linkage.
D. System integration.
正解：C
解説: (Pass4Test メンバーにのみ表示されます)
質問 4：
You would like to measure how well an organization is achieving its goals.
What type of analysis should you perform?
A. Performance analysis.
B. Outlier analysis.
C. Predictive analysis.
D. Trend analysis.
正解：A
解説: (Pass4Test メンバーにのみ表示されます)
質問 5：
A sales manager wants quarterly sales reports broken down by unit and week. Which of the following data output lists includes the most necessary information?
A. Order number. salesperson. date shipped, recipient address, and price
B. Item number, item name, salesperson. date sold. and price
C. Item name, salesperson. recipient address, shipping cost. and date shipped
D. Item name. salesperson. price. shipping cost. and date shipped
正解：B
解説: (Pass4Test メンバーにのみ表示されます)
質問 6：
Which one of the following is a measure of dispersion?
A. Variance.
B. Mode.
C. Mean.
D. Median.
正解：A
質問 7：
A financial institution is reporting on sales performance to a company at the account level. Due to the sensitive nature of the government the does il with, some account information is not shown. Which of the following fields should be masked?
A. Customer name
B. Sales volume
C. Start date
D. Product name
正解：A
解説: (Pass4Test メンバーにのみ表示されます)
質問 8：
Analytics reports should follow corporate style guidelines.
A. False.
B. True.
正解：B
Takaishi -
Pass4Testの問題集は試験同様の内容なので、冷静に落ち着いてDA0-001試験に臨むことができます。解説はわかりやすいので