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السؤال #1
A data analyst is generating a custom report for a Chief Executive Officer's executive meeting. Later, the analyst learns that other custom reports will be required for future executive meetings. Which of the following delivery methods should the analyst use?
A. Ad hoc
B. Real-time
C. Recurring
D. Self-service
عرض الإجابة
اجابة صحيحة: C
السؤال #2
Which of the following best describes the reason an analyst would reference a data dictionary versus a source's metadata?
A. To gather information and resources about the data
B. To find the content and specific attributes for a dataset
C. To find a summary of basic information about the dataset
D. To gather information about the availability of the data
عرض الإجابة
اجابة صحيحة: B
السؤال #3
[Visualization and Reporting] Which of the following is the best tool for creating a dynamic dashboard?
A. Power BI
B. RStudio
C. Excel
D. SAS
عرض الإجابة
اجابة صحيحة: A
السؤال #4
[Data Governance]A company reports on seven years of data in a sales dashboard. The dashboard pulls from a sales database that has 30 years of data. The dashboard performance is slow. Which of the following is the best way to improve the dashboard's performance?
A. Performing a code review
B. Checking network connectivity
C. Filtering to include only relevant data
D. Adding more RAM and rerunning
E. Reveal Answer
عرض الإجابة
اجابة صحيحة: C
السؤال #5
Which of the following file types separates data using a delimiter?
A. XML
B. HTML
C. JSON
D. CSV
عرض الإجابة
اجابة صحيحة: D
السؤال #6
A company's analytics manager wants all reports to be delivered once every seven days. Which of the following is the best delivery method?
A. Recurring
B. Ad hoc
C. Custom
D. Snapshot
عرض الإجابة
اجابة صحيحة: A
السؤال #7
A data analyst receives a notification that a customized report is taking too long to load. After reviewing the system, the analyst does not find technical or operational issues.Which of the following should the analyst try next?
A. Check that the appropriate filters are applied
B. Check data source connections
C. Check for data structure changes in the report
D. Check whether other peers have the same issue
عرض الإجابة
اجابة صحيحة: A
السؤال #8
Which of the following elements is the most important to include in a dashboard for internal technical audiences?
A. Methodology section
B. Dynamic features
C. Key performance indicators
D. Company branding
عرض الإجابة
اجابة صحيحة: C
السؤال #9
[Data Analysis]Before distributing a report, a marketing analyst notices that the total distinct promotional email messages is less than the combined total of emails sent. Which of the following is the most likely reason for this difference?
A. The aggregation did not include all emails
B. Some emails were not delivered
C. The report failed to run properly
D. A recipient received duplicate emails
E. Reveal Answer
عرض الإجابة
اجابة صحيحة: D
السؤال #10
A data analyst needs to use one table's data to refine data selection from a second table. Which of the following is the most efficient way?
A. Subquery
B. Aggregate
C. Union
D. Join
عرض الإجابة
اجابة صحيحة: A
السؤال #11
[Data Analysis]A data analyst is working on an initial analysis of the dataset in the following table: DateTimeCount 2024-01-01122024-01-022452024-01-02132024-01-03132024-01-031200:00:0012Which of the following issues should the analyst flag in the data report?
A. Completeness
B. Outlier
C. Mismatch
D. Duplication
E. Reveal Answer
عرض الإجابة
اجابة صحيحة: B
السؤال #12
Which of the following best describes the reason an analyst would reference a data dictionary versus a source's metadata?
A. To gather information and resources about the data
B. To find the content and specific attributes for a dataset
C. To find a summary of basic information about the dataset
D. To gather information about the availability of the data
عرض الإجابة
اجابة صحيحة: B
السؤال #13
Which of the following explains the purpose of UAT?
A. To begin the software application development process to enhance user experience
B. To ensure all parts of the software application work together after each sprint
C. To review software application crashes, create patches, and deploy to users
D. To validate and verify that a software application meets the needs and requirements of users
عرض الإجابة
اجابة صحيحة: D
السؤال #14
A data analyst created a dashboard to illustrate the traffic volume and mean response time for a call center. The traffic data is current, but the mean response time has not updated for more than an hour.Which of the following is the best way to verify the data's freshness?
A. Refactoring the code base
B. Testing for network connectivity issues
C. Checking the last time the calculation script ran
D. Determining the number of calls with no timestamps
عرض الإجابة
اجابة صحيحة: C
السؤال #15
[Visualization and Reporting]Which of the following is business intelligence software?
A. SAS
B. Python
C. Notepad++
D. Tableau
E. Reveal Answer
عرض الإجابة
اجابة صحيحة: D
السؤال #16
A data analyst receives a notification that a customized report is taking too long to load. After reviewing the system, the analyst does not find technical or operational issues.Which of the following should the analyst try next?
A. Check that the appropriate filters are applied
B. Check data source connections
C. Check for data structure changes in the report
D. Check whether other peers have the same issue
عرض الإجابة
اجابة صحيحة: A
السؤال #17
[Data Governance] Which of the following explains the purpose of UAT?
A. To begin the software application development process to enhance user experience
B. To ensure all parts of the software application work together after each sprint
C. To review software application crashes, create patches, and deploy to users
D. To validate and verify that a software application meets the needs and requirements of users
عرض الإجابة
اجابة صحيحة: D
السؤال #18
[Data Analysis]Before distributing a report, a marketing analyst notices that the total distinct promotional email messages is less than the combined total of emails sent. Which of the following is the most likely reason for this difference?
A. The aggregation did not include all emails
B. Some emails were not delivered
C. The report failed to run properly
D. A recipient received duplicate emails
عرض الإجابة
اجابة صحيحة: D
السؤال #19
A data analyst is cleaning up a data set that contains images. The analysts wants to keep everything that was produced within the last 12 months. Which of the following best describes where the analyst should check for the date of creation on these products?
A. he folder creation date on the filesystem
B. he data set creation date on the database
C. he data dictionary of the data set
D. he metadata of each item in the data set
عرض الإجابة
اجابة صحيحة: D
السؤال #20
A company has a document that includes the names of key metrics and the standard for how those metrics are calculated company-wide.Which of the following describes this documentation?
A. Data dictionary
B. Data explainability report
C. Data lineage
D. Data flow diagram
عرض الإجابة
اجابة صحيحة: A
السؤال #21
A data analyst is preparing a survey for Paralympic Games athletes. Which of the following should the analyst consider when creating this survey?
A. Idioms
B. Color contrast
C. Refresh speed
D. Granularity
عرض الإجابة
اجابة صحيحة: B
السؤال #22
A manager wants to use the information in a recurring report on incomplete timesheets for the prior month to guide employee outreach. Which of the following report types is the best for this task?
A. Summary
B. Infographic
C. Snapshot
D. Ad hoc
عرض الإجابة
اجابة صحيحة: A
السؤال #23
A company's entire server environment is located at the company's headquarters. Which of the following describes this type of environment?
A. Cloud
B. On-premises
C. Public
D. Hybrid
عرض الإجابة
اجابة صحيحة: B
السؤال #24
A database administrator needs to implement security triggers for an organization's user information database. Which of the following data classifications is the administrator most likely using? (Select two).
A. Public
B. Open
C. Sensitive
D. Non-Sensitive
E. Private
F. Encrypted
عرض الإجابة
اجابة صحيحة: CE
السؤال #25
A data analysis team needs to segment customers based on customer spending behavior. Given one million rows of data like the information in the following sales order table:Which of the following techniques should the team use for this task?
A. tandardization
B. oncatenate
C. inning
D. ppending
عرض الإجابة
اجابة صحيحة: C
السؤال #26
A product goes viral on social media, creating high demand. Distribution channels are facing supply chain issues because the testing and training models that are used for sales forecasting have not encountered similar demand. Which of the following best describes this situation?
A. Model bias
B. Data drift
C. Incorrect sizing
D. Skewing
عرض الإجابة
اجابة صحيحة: B
السؤال #27
A data analyst pulls a table similar to the following one:ID Type TypeID Phone1 Full Time Full Time 1 Mobile2 Part Time Part Time 2 Work3 Full Time Full Time 3 MobileWhich of the following best explains the data issue with TypeID?
A. Redundancy
B. Outlier
C. Missing data
D. Duplication
عرض الإجابة
اجابة صحيحة: A
السؤال #28
Which of the following AI types is the best option for time-series forecasting?
A. Generative AI
B. Foundational models
C. Natural language processing
D. Robotic process automation
عرض الإجابة
اجابة صحيحة: B
السؤال #29
A project manager requests an unscheduled report that provides a list of clients. Which of the following frequencies is best for this report? This question pertains to the Visualization and Reporting domain, focusing on report delivery frequencies. The report is described as unscheduled, meaning it's a one-time request. Annual (Option A): Annual frequency implies a scheduled report every year, not suitable for an unscheduled request. Daily (Option B): Daily frequency implies a scheduled report each day, not suitable. Weekly (Option C): Weekly frequency implies a scheduled report each week, not suitable. Ad hoc (Option D): Ad hoc reports are generated on-demand for one-time or unscheduled needs, which matches the project manager's request. The DA0-002 Visualization and Reporting domain includes 'the appropriate visualization in the form of a report' with delivery methods, and ad hoc is the best frequency for an unscheduled report. ==============
A. Annual
B. Daily
C. Weekly
D. Ad hoc
عرض الإجابة
اجابة صحيحة: D
السؤال #30
Which of the following AI types is the best option for time-series forecasting?
A. Generative AI
B. Foundational models
C. Natural language processing
D. Robotic process automation
عرض الإجابة
اجابة صحيحة: B
السؤال #31
A data analyst is working on a three-year project to deliver sales reports on a monthly basis. The client wants a thorough analysis into customer profiles for a specific region and month. Which of the following delivery methods best fulfills this request?
A. ynamic
B. d hoc
C. elf-service
D. ashboard
عرض الإجابة
اجابة صحيحة: B
السؤال #32
A report triggers an error that prevents information from being displayed. However, the report was functional before a database upgrade.Which of the following should a data analyst do first to troubleshoot the problem?
A. Ensure the system has permissions for the report service
B. Change the report's refresh rate
C. Verify the connection to the database
D. Check whether the data structures were modified
عرض الإجابة
اجابة صحيحة: C
السؤال #33
[Visualization and Reporting]An analyst is building a reporting deck. The deck must include tracking and visualizing metrics and row-level security. Which of the following actions should the analyst take after meeting all of the requirements?
A. Show a mock-up to the team
B. Explain the desired level of reporting detail
C. Present an analysis of the data
D. Find out the project due date
E. Reveal Answer
عرض الإجابة
اجابة صحيحة: A
السؤال #34
[Data Analysis]Which of the following AI types is the best option for time-series forecasting?
A. enerative AI
B. oundational models
C. atural language processing
D. obotic process automation
عرض الإجابة
اجابة صحيحة: B
السؤال #35
Which of the following AI types is the best option for time-series forecasting?
A. Generative AI
B. Foundational models
C. Natural language processing
D. Robotic process automation
عرض الإجابة
اجابة صحيحة: B
السؤال #36
An analyst needs to make a collection of sales dashboards for C-suite members, managers, and salespeople. Which of the following should the analyst consider when designing these dashboards?
A. randing
B. ensitive information
C. ser persona type
D. ccessibility
عرض الإجابة
اجابة صحيحة: C
السؤال #37
[Data Governance]A data analyst created a dashboard to illustrate the traffic volume and mean response time for a callcenter. The traffic data is current, but the mean response time has not updated for more than anhour. Which of the following is the best way to verify the data's freshness?
A. efactoring the code base
B. esting for network connectivity issues
C. hecking the last time the calculation script ran
D. etermining the number of calls with no timestamps
عرض الإجابة
اجابة صحيحة: C
السؤال #38
Which of the following supports capabilities such as automatic versioning, corruption checks, KPIs, and user authentication?
A. Notebook
B. REST API
C. Source control
D. Pipeline
عرض الإجابة
اجابة صحيحة: C
السؤال #39
A data analyst is combining data from these two tables: Which of the following queries should the analyst use to produce a final data set consisting of five rows?
A. SELECT *
B. SELECT *
C. SELECT *
D. SELECT *
عرض الإجابة
اجابة صحيحة: B
السؤال #40
Which of the following AI types is the best option for time-series forecasting?
A. Generative AI
B. Foundational models
C. Natural language processing
D. Robotic process automation
عرض الإجابة
اجابة صحيحة: B
السؤال #41
A data analyst pulls a table similar to the following one:ID Type TypeID Phone1 Full Time Full Time 1 Mobile2 Part Time Part Time 2 Work3 Full Time Full Time 3 MobileWhich of the following best explains the data issue with TypeID?
A. Redundancy
B. Outlier
C. Missing data
D. Duplication
عرض الإجابة
اجابة صحيحة: A
السؤال #42
Which of the following AI types is the best option for time-series forecasting?
A. Generative AI
B. Foundational models
C. Natural language processing
D. Robotic process automation
عرض الإجابة
اجابة صحيحة: B
السؤال #43
A data analyst has been given the following dataset: Which of the following would best describe the quality issue with the dataset?
A. Redundancy
B. Outliers
C. Missing Values
D. Duplication
عرض الإجابة
اجابة صحيحة: A
السؤال #44
A data analyst is joining two tables with different content and one common field.Which of the following should the analyst do to most efficiently meet this requirement?
A. Match the records of the related columns and merge the tables
B. Create a cluster to facilitate data integration between the tables
C. Explode both tables to identify unique values and reorder the fields in one table
D. Append the values of the matching columns and concatenate the other data fields
عرض الإجابة
اجابة صحيحة: A
السؤال #45
A data analyst receives a notification that a customized report is taking too long to load. After reviewing the system, the analyst does not find technical or operational issues.Which of the following should the analyst try next?
A. Check that the appropriate filters are applied
B. Check data source connections
C. Check for data structure changes in the report
D. Check whether other peers have the same issue
عرض الإجابة
اجابة صحيحة: A
السؤال #46
Which of the following best describes the reason an analyst would reference a data dictionary versus a source's metadata?
A. To gather information and resources about the data
B. To find the content and specific attributes for a dataset
C. To find a summary of basic information about the dataset
D. To gather information about the availability of the data
عرض الإجابة
اجابة صحيحة: B
السؤال #47
A data analyst pulls a table similar to the following one:ID Type TypeID Phone1 Full Time Full Time 1 Mobile2 Part Time Part Time 2 Work3 Full Time Full Time 3 MobileWhich of the following best explains the data issue with TypeID?
A. Redundancy
B. Outlier
C. Missing data
D. Duplication
عرض الإجابة
اجابة صحيحة: A
السؤال #48
[Data Analysis]A data analyst receives a request for the current employee head count and runs the following SQLstatement:SELECT COUNT(EMPLOYEE_ID) FROM JOBSThe returned head count is higher than expected because employees can have multiple jobs. Whichof the following should return an accurate employee head count?
A. ELECT JOB_TYPE, COUNT DISTINCT(EMPLOYEE_ID) FROM JOBS
B. ELECT DISTINCT COUNT(EMPLOYEE_ID) FROM JOBS
C. ELECT JOB_TYPE, COUNT(DISTINCT EMPLOYEE_ID) FROM JOBS
D. ELECT COUNT(DISTINCT EMPLOYEE_ID) FROM JOBS
عرض الإجابة
اجابة صحيحة: D
السؤال #49
A data analyst pulls a table similar to the following one:ID Type TypeID Phone1 Full Time Full Time 1 Mobile2 Part Time Part Time 2 Work3 Full Time Full Time 3 MobileWhich of the following best explains the data issue with TypeID?
A. Redundancy
B. Outlier
C. Missing data
D. Duplication
عرض الإجابة
اجابة صحيحة: A
السؤال #50
Which of the following is a NoSQL database?
A. PostgreSQL
B. MySQL
C. Oracle
D. MongoDB
عرض الإجابة
اجابة صحيحة: D

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