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Looker LookML Developer Exam

Last Update 20 hours ago Total Questions : 50

The Looker LookML Developer Exam content is now fully updated, with all current exam questions added 20 hours ago. Deciding to include LookML-Developer practice exam questions in your study plan goes far beyond basic test preparation.

You'll find that our LookML-Developer exam questions frequently feature detailed scenarios and practical problem-solving exercises that directly mirror industry challenges. Engaging with these LookML-Developer sample sets allows you to effectively manage your time and pace yourself, giving you the ability to finish any Looker LookML Developer Exam practice test comfortably within the allotted time.

Question # 11

A user reports that a query run against the orders Explore takes a long time to run. The query includes only fields from the users view. Data for both views is updated in real time. The developer runs the following query in SQL Runner and quickly receives results:

SELECT * FROM users.

What should the developer do to improve the performance of the query in the Explore?

A.

Create an Explore with users as the base table.

B.

Create a persistent derived table from the user’s query.

C.

Create an ephemeral derived table from the user’s query.

D.

Add persist_for: “24 hours” to the orders Explore.

Question # 12

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.

Option A

B.

Option B

C.

Option C

D.

Option D

Question # 13

Business users report that they are unable to build useful queries because the list of fields in the Explore is too long to find what they need.

Which three LookML options should a developer use to curate the business user’s experience? (Choose three.)

A.

Add a description parameter to each field with context so that users can search key terms.

B.

Create a separate project for each business unit containing only the fields that the unit needs.

C.

Add a group_label parameter to relevant fields to organize them into logical categories.

D.

Use the hidden parameter to remove irrelevant fields from the Explore.

E.

Use a derived table to show only the relevant fields.

Question # 14

A developer needs to build a new dimension that offers an age-based cohort representation of users.

Which LookML code should the developer use to meet the requirement?

A)

B)

C)

D)

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question # 15

A developer defines the following measure in the order_items view:

The code must validate without errors.

Which action should the developer take?

A.

Join order_items and inventory_items in a derived table.

B.

Join order_items and inventory_items in the same Explore.

C.

Copy the cost definition from inventory_items to the order_items view file.

D.

Add the following to the order_items view file: include: “inventory_items,view.lkml”

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