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WGU D467 Objective Assessment Final Exam Newest 2026 - 2027 /WGU D467 Exploring Data OA Exam Newest 202 6 Exam Complete 100 Questions And Correct Detailed Answers (100%Verified Answers) |Already Graded A+/Brand New Version!! What are some key benefits of open-data initiatives? Select all that apply. Limit opportunities for collaboration Make government activities more transparent Support innovation and economic growth Help educate citizens about important issues - ANSWER- Make government activities more transparent Support innovation and economic growth
Help educate citizens about important issues What is the term for an identifier that references a database column in which each value is unique? Field Relation Primary key Foreign key - ANSWER-Primary key What process do data professionals use to eliminate data redundancy, increase data integrity, and reduce complexity in a database?
A large company has several databases across its many departments. What kind of metadata describes how many locations contain a certain piece of data? Structural Administrative Descriptive Representative - ANSWER-Structural A large metropolitan high school gives each of its students an ID number to differentiate them in its database. What kind of metadata are the ID numbers? Administrative
Structural Descriptive Representative - ANSWER-Descriptive An international nonprofit organization wants to merge third-party data with its own data. Which of the following actions will help make this process successful? Select all that apply. Use metadata to standardize the datasets. Replace the incoming data's metadata with its own company metadata. Use metadata to evaluate the third-party data's quality and credibility.
Which of the following questions would enable a data professional to collect nominal qualitative data? How many books do you own? How many years of experience do you have? Is this your first time dining at this restaurant? What is your height? - ANSWER-Is this your first time dining at this restaurant? A data scientist at a tech company records whether users have accepted their company's terms of service or not. What data type is being collected in this scenario?
Text Boolean String Numerical - ANSWER-Boolean On very short notice, a data analyst is asked to create a report for stakeholders. Because of the challenging time frame, what type of data might yield the best results? Theoretical Fabricated Unclean Historical - ANSWER-Historical
Raw data is organized, while information is unstructured. Raw data is corrupt, while information is secure. Raw data is unorganized, while information is structured. - ANSWER-Raw data is unorganized, while information is structured. Which role does an analyst have in collecting second- party data? Contracts with data aggregators Acquires internal data Contracts with an external entity Surveys sample populations - ANSWER-Contracts with an external entity
An analyst needs to show the geographic distribution of customers in the United States by region. Which visual representation should this analyst use? Sales reports Field descriptions Charts A data dictionary - ANSWER-Charts Which type of structured data does an analyst use? Social media posts User-created content
What leads to confirmation bias in data collection? People experience the same circumstance differently. People view the same object differently. People search to verify preexisting beliefs. People perceive ambiguous situations in a positive or negative way. - ANSWER-People search to verify preexisting beliefs. How does an analyst ensure that a data source is reliable? It includes data needed to answer the research question. It is accurate, complete, and unbiased information.
It is validated against the original source. It includes data that is current and relevant to the study. - ANSWER-It is accurate, complete, and unbiased information. What should an analyst consider at the start of data collection to reduce errors? Bias and fairness Publication of study Timeline and budget Length of survey - ANSWER-Bias and fairness
The agency that sold the data should own it. Individuals who create the data should own it. - ANSWER- Individuals who create the data should own it. How does an analyst apply the principle of consent to ethics and privacy in data collection? By including participants in designing survey questions By including participants in all future opportunities By disclosing how and why the data will be used before the survey By addressing participants' concerns after publishing - ANSWER-By disclosing how and why the data will be used before the survey
Fill in the blank: Data professionals use data _____ to handle issues related to internal and external data flows while ensuring data assets are formally managed. governance strategy integrity mapping - ANSWER-governance A data team at a hospital uses metadata to track the source of medical images. They find out which technician took each image, as well as the date and time they were
A table can have multiple foreign keys. Primary keys are unique identifiers for each row in a table. Primary keys cannot contain null or blank values. - ANSWER-A table can have multiple foreign keys. Primary keys are unique identifiers for each row in a table. Primary keys cannot contain null or blank values. A data analyst runs the following query. What do they want to retrieve from the database? SELECT * FROM Customer_Orders WHERE Country = 'Finland'
All fields of orders from customers outside of Finland All fields of the customers who have placed an order All fields of the names of customers living in Finland All fields of orders from customers in Finland - ANSWER- All fields of orders from customers in Finland What are some benefits of using internal data for an analysis project? Select all that apply. Internal data fully represents a universal topic. Internal data is likely to be reliable Internal data represents the entire industry. Internal data is free to access because the company owns it. - ANSWER-Internal data is likely to be reliable
