Free Google LookML-Developer Exam Practice Questions & Explanations
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Users report that the main dashboard has been slow to show results.
Which two options should the developer evaluate to improve dashboard performance? (Choose two.)
A developer has the dimensions enrollment_month and graduation_month already defined in the view. Both were created as part of dimension_groups of type: time. The developer need to use these two dimensions in the sql_start and sql_end parameters of a dimension group of type: duration.
Which LookML should be used to calculate the number of month and years between enrollment month and graduation month?
A)
B)
C)
D)
A developer has a persistent derived table view called user_facts that contains aggregated data for each user. The developer needs to query the data from this table in another derived table view called user_region_facts.
Which strategy should the developer use to write the query for user_region_facts that will leverage the existing derived table?
A developer has created a persistent derived table that tracks new or updated orders and they want to cache the results. The cache should be refreshed whenever some new order is available on the underlying datasource table my tablename or at least every 24 hours.
Which datagroup definition will refresh the cache as expected?
A)
B)
C)
D)
A developer defines the following measure in the order_items view:
The code must validate without errors.
Which action should the developer take?