WGU D465 Data Applications OBJECTIVE ASSESSMENT ACTUAL EXAM 2025/2026 COMPLETE QUESTIONS WITH VERIFIED CORRECT SOLUTIONS || 100% GUARANTEED PASS <BRAND NEW VERSION>

WGU D465 Data Applications OBJECTIVE ASSESSMENT ACTUAL EXAM 2025/2026 COMPLETE QUESTIONS WITH VERIFIED CORRECT SOLUTIONS || 100% GUARANTEED PASS &lt;BRAND NEW VERSION&gt; 1. A/B testing - ANSWER The process of testing two variations of the same web page to determine which page is more successful at attracting user traffic and generating revenue 2. Access control - ANSWER Features such as password protection, user permissions, and encryption that are used to protect a spreadsheet 3. Accuracy - ANSWER The degree to which the data conforms to the actual entity being measured or described 4. Action-oriented question - ANSWER A question whose answers lead to change 5. Administrative metadata - ANSWER Metadata that indicates the technical source of a digital asset 6. Agenda - ANSWER A list of scheduled appointments 7. Algorithm - ANSWER A process or set of rules followed for a specific task 8. Analytical skills - ANSWER Qualities and characteristics associated with using facts to solve problems 9. Analytical thinking - ANSWER The process of identifying and defining a problem, then solving it by using data in an organized, step-by-step manner 10. Attribute - ANSWER A characteristic or quality of data used to label a column in a table 11. Audio file - ANSWER Digitized audio storage usually in an MP3, AAC, or other compressed format 12. AVERAGE - ANSWER A spreadsheet function that returns an average of the values from a selected range 13. Bad data source - ANSWER A data source that is not reliable, original, comprehensive, current, and cited (ROCCC) 14. Bias - ANSWER A conscious or subconscious preference in favor of or against a person, group of people, or thing 15. Big data - ANSWER Large, complex datasets typically involving long periods of time, which enable data analysts to address far-reaching business problems 16. Boolean data - ANSWER A data type with only two possible values, usually true or false 17. Discrete data - ANSWER Data that is counted and has a limited number of values 18. Equation - ANSWER A calculation that involves addition, subtraction, multiplication, or division (also called a math expression) 19. Estimated response rate - ANSWER The average number of people who typically complete a survey 20. Ethics - ANSWER Well-founded standards of right and wrong that prescribe what humans ought to do, usually in terms of rights, obligations, benefits to society, fairness, or specific virtues 21. Experimenter bias - ANSWER The tendency for different people to observe things differently (Refer to Observer bias) 22. External data - ANSWER Data that lives, and is generated, outside of an organization 23. Fairness - ANSWER A quality of data analysis that does not create or reinforce bias 24. Field - ANSWER A single piece of information from a row or column of a spreadsheet; in a data table, typically a column in the table 25. Fill handle - ANSWER A box in the lower-right-hand corner of a selected spreadsheet cell that can be dragged through neighboring cells in order to continue an instruction 26. Filtering - ANSWER The process of showing only the data that meets a specified criteria while hiding the rest 27. First-party data - ANSWER Data collected by an individual or group using their own resources 28. Foreign key - ANSWER A field within a database table that is a primary key in another table (Refer to primary key) 29. Formula - ANSWER A set of instructions used to perform a calculation using the data in a spreadsheet 30. FROM - ANSWER The section of a query that indicates from which table(a) to extract the data 31. Function - ANSWER A preset command that automatically performs a specified process or task using the data in a spreadsheet 32. Gap analysis - ANSWER A method for examining and evaluating the current state of a process in order to identify opportunities for improvement in the future 33. General Data Protection Regulation of the European Union (GDPR): Policy making body in the European Union created to help protect people and their data - ANSWER 34. Geolocation - ANSWER The geographical location of a person or device by means of digital information 35. Good data source - ANSWER A data source that is reliable, original, comprehensive, current, and cited (ROCCC) 36. Header - ANSWER The first row in a spreadsheet that labels the type of data in each column 37. Hypothesis testing - ANSWER A process to determine if a surgery or experiment has meaningful results 38. An analyst works with a dataset of financial data that is formatted in U.S. dollars. However, it should be formatted as Japanese yen. What spreadsheet tool should they use to correct the format? Format as currency Format as yen Format as amount Format as money - ANSWER Format as currency 39. You use a SQL database to examine food truck sales destinations. The database table contains one column of lunch destinations and another column of dinner destinations. What function will combine the lunch and dinner destinations into a new column? JOIN COMBINE GROUP CONCAT - ANSWER CONCAT 40. A data professional uses a spreadsheet to track the total purchases made by each member of the company's procurement department. What spreadsheet tool can they use to change how the cells appear when someone has made more than $5,000 in purchases? Conditional formatting Add color Data validation CONVERT - ANSWER Conditional formatting 41. Fill in the blank: A junior data analyst working with interest rate data uses the SQL function _____ to adjust 6.% to just one decimal place. ROUND DECIMAL SHORTEN TRUNCATE - ANSWER ROUND 42. Spreadsheet cell E4 contains the text string Insights. To return the substring sights, what is the correct syntax? =LEFT(E4, 6) =LEFT(6, E4) =RIGHT(6, E4) =RIGHT(E4, 6) - ANSWER =RIGHT(E4, 6) 43. Fill in the blank: The goal of analysis is to identify _____ within data in order to accurately answer questions and solve problems. opportunities and risks trends and relationships all possible insights value and meaning - ANSWER trends and relationships 44. A data analyst organizes a database to show only the 100 most recent real estate sales in Stamford, Connecticut. What steps do they take? Filter out sales in Stamford, Connecticut, then sort the least recent sales at the top of the list. Filter out sales in Stamford, Connecticut, then sort the most recent sales at the top of the list. Add a filter to return only sales in Stamford, Connecticut, then sort the least recent sales at the top of the list. Add a filter to return only sales in Stamford, Connecticut, then sort the most recent sales at the top of the list. - ANSWER Add a filter to return only sales in Stamford, Connecticut, then sort the most recent sales at the top of the list. 45. What term describes data points that are very different from similarly collected data and, therefore, might not be reliable values? Errors Outliers Noise Norms - ANSWER Outliers 46. In what way is the SQL WHERE clause similar to filtering in spreadsheets? Both the WHERE clause and spreadsheet filters return a subset of data based on specified criteria. Both the WHERE clause and spreadsheet filters enable data professionals to remove duplicate columns. Both the WHERE clause and spreadsheet filters enable efficient sorting of data. Both the WHERE clause and spreadsheet filters can be used to create pivot tables. - ANSWER Both the WHERE clause and spreadsheet filters return a subset of data based on specified criteria. 47. Which menu function sorts all spreadsheet data by the ranking of a specific sorted column? Sort by rank Sort data Sort range Sort sheet - ANSWER Sort sheet 48. When using the SORT function in spreadsheets, which statement will return the data in ascending order? ASCEND TRUE REVERSE FALSE - ANSWER TRUE 49. Fill in the blank: A customized sort order involves sorting data in a spreadsheet using _____ conditions. interactive multiple random statistical - ANSWER multiple 50. Why would a data professional select Data has a header row when sorting data in a spreadsheet? To remove duplicate rows from the sorted data To insert a new row above the first row of the spreadsheet prior to sorting To hide the first row of the spreadsheet in order to better organize the sort To ensure the first row of data is treated as header labels instead of data points - ANSWER To ensure the first row of data is treated as header labels instead of data points 51. A data analyst at a gift retailer sorts a list of handmade candles by price from least expensive to most expensive. Which statement do they use? WHERE candle_price ASC WHERE candle_price ORDER BY candle_price ORDER BY candle_price DESC - ANSWER ORDER BY candle_price 52. What will this query return? 1. SELECT * 2. FROM widgets 3. WHERE 4. ORDER BY 5. manufacture_date DESC All of the rows in the widgets table, with the most-recently manufactured widgets listed first All of the rows in the widgets table, with the least-recently manufactured widgets listed first All of the rows in the widgets table All of the columns in the manufacture_date table - ANSWER All of the rows in the widgets table, with the least-recently manufactured widgets listed first 53. You are working with a database table that contains employee data. Which ORDER BY clause will sort employees by the earliest hire dates at the top of the list? ORDER BY hire_date DESC ORDER BY hire_date MIN ORDER BY hire_date ASC ORDER BY hire_date REV - ANSWER ORDER BY hire_date ASC 54. What SQL operator enables a data professional to filter for two conditions at once when using a WHERE statement? IN Plus sign + AND Ampersand & - ANSWER AND 55. ORDER BY - ANSWER A SQL clause that sorts results returned in a query 56. A data analyst at a high-tech manufacturer sorts inventory data in a spreadsheet. They sort all data by ranking in the Order Frequency column, keeping together all data across rows. What spreadsheet tool are they using? Sort Sheet Sort Together Sort Column Sort Rows - ANSWER Sort Sheet