Looker-Business-Analyst Practice Exam Questions and Answers

An analyst works on the data team at an organization that maintains multiple similar Explores. The analyst has access to see every Explore, but knows that employees in the finance department only have access to explores tagged Finance.

There is an Employee Compensation Data Finance Explore that the finance department has access to. The analyst usually uses an All Employee Data Explore that also includes personally identifiable information.

What should the analyst do to ensure proper access if the analyst wants to send an example visualization to the finance team?

An analyst is trying to rank companies in an Explore and visualize the rank as a column chart. The analyst selects the Brand Name dimension and the Rank dimension. They then select the column chart visualization type, but receive the error “Measure, time or numeric field required: Column graphs require at least one dimension or for the first dimension field to be of type: number or type: time”.

How can the analyst resolve this error while showing the rank as a column visualization?

An analyst has a dashboard with a single filter on Created Date “is in the past year”, but a tile on the dashboard is returning results for only the past 7 days. When the analyst selects “Explore from Here” on the tile, there are filters on both Created Date “is in the past year” and Created Time “is in the past 7 days”.

How should the analyst make sure that only the filter set on the dashboard is applied to the tile?

A company has a Customer Lookup dashboard that can be filtered on a unique customer name. Business users sometimes report unexpected data when they use filters with starts with or contains for the customer name.

How should the analyst ensure that the filter is unique to one customer?

An analyst adds a Day dimension and a Signup Count measure to an Explore to show the number of new users added per day. The analyst wants to add a metric that increases by the number of new users per day, on a rolling basis.

How should that metric be calculated?

A business analyst is using the Totals check box in an Explore to get the sum of a column of values. The number that appears in the Total row is much higher than the analyst expects, and this number is not the sum of the values in the column.

What is a possible cause of this discrepancy?