Microsoft Power BI Data Analyst (PL-300 ) Exam Questions and Answers – Set 1

You have a data model that contains many complex DAX expressions. The expressions contain frequent references to the RELATED and RELATEDTABLE functions. You need to recommend a solution to minimize the use of the RELATED and RELATEDTABLE functions. What should you recommend?

Your company has training videos that are published to Microsoft Stream. You need to surface the videos directly in a Microsoft Power BI dashboard. Which type of tile should you add

You have a large dataset that contains more than 1 million rows. The table has a datetime column named Date. You need to reduce the size of the data model without losing access to any data. What should you do?

You have an Azure SQL database that contains sales transactions. The database is updated frequently. You need to generate reports from the data to detect fraudulent transactions. The data must be visible within five minutes of an update. How should you configure the data connection?

You have a prospective customer list that contains 1,500 rows of data. The list contains the following fields: ✑ First name ✑ Last name ✑ Email address ✑ State/Region ✑ Phone number You import the list into Power Query Editor. You need to ensure that the list contains records for each State/Region to which you want to target a marketing campaign. Which two actions should you perform? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

You import two Microsoft Excel tables named Customer and Address into Power Query. Customer contains the following columns: ✑ Customer ID ✑ Customer Name ✑ Phone ✑ Email Address ✑ Address ID Address contains the following columns: ✑ Address ID ✑ Address Line 1 ✑ Address Line 2 ✑ City ✑ State/Region ✑ Country ✑ Postal Code The Customer ID and Address ID columns represent unique rows. You need to create a query that has one row per customer. Each row must contain City, State/Region, and Country for each customer. What should you do?

You have a CSV file that contains user complaints. The file contains a column named Logged. Logged contains the date and time each complaint occurred. The data in Logged is in the following format: 2018-12-31 at 08:59. You need to be able to analyze the complaints by the logged date and use a built-in date hierarchy. What should you do ?

You have a custom connector that returns ID, From, To, Subject, Body, and Has Attachments for every email sent during the past year. More than 10 million records are returned. You build a report analyzing the internal networks of employees based on whom they send emails to. You need to prevent report recipients from reading the analyzed emails. The solution must minimize the model size. What should you do?

You have a Microsoft Power BI report. The size of PBIX file is 550 MB. The report is accessed by using an App workspace in shared capacity of powerbi.com. The report uses an imported dataset that contains one fact table. The fact table contains 12 million rows. The dataset is scheduled to refresh twice a day at 08:00 and 17:00. The report is a single page that contains 15 AppSource visuals and 10 default visuals. Users say that the report is slow to load the visuals when they access and interact with the report. You need to recommend a solution to improve the performance of the report. What should you recommend?

You open a query in Power Query Editor. You need to identify the percentage of empty values in each column as quickly as possible. Which Data Preview option should you select?