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質問 1：
The developer is creating an Explore that includes the product users, and orders views that will meet the following guidelines.
Joins between the orders and users views should not incur high performance costs.
Users of this Explore will primarily be looking at data from the orders view.
Users of this Explore should only be able to see orders from the retailer "Fashion.ly".
The only field the users need from the products view is product.name.
Which LookML should the developer use?
A)
B)
C)
D)
A. Option C
B. Option A
C. Option D
D. Option B
正解：C
質問 2：
A developer is connecting a LookML project to a remote Git repository. The developer wants to track which users are committing code changes, creating pull requests, or deploying to production when the different Git commands are initiated from within Looker.
Which type of Git connection should be utilized to meet this business requirement?
A. SSH
B. A bare Git repository
C. Multiple account HTTPS
D. Single account HTTPS
正解：A
質問 3：
A LookML developer is creating a new view with 20 dimensions in Development Mode using the Create View from Table functionality. Now users want the developer to add only four dimensions from this new view to an existing Explore.
What can the developer add to the Explore to limit the number of fields from the view that are accessible to the user in the Explore?
A. Join condition
B. Fields parameter
C. Hidden parameter
D. Set definition
正解：A
質問 4：
After running the Content Validator, a developer can see the error "Unknown field".
Which two changes could cause this issue? (Choose two.)
A. Field name was changed from id to user_id.
B. Model name was changed from e_commerce to reporting.
C. View name was changed from users to customers.
D. Explore label was changed from users to customers.
E. Field type was changed from number to string.
正解：A,E
質問 5：
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. Number of databases used by dashboard elements
B. Amount of data rendered for each query
C. Number of queries used by the dashboard
D. Format used to deliver these reports
E. Ratio of visualizations to text tiles
正解：C,E
The developer is creating an Explore that includes the product users, and orders views that will meet the following guidelines.
Joins between the orders and users views should not incur high performance costs.
Users of this Explore will primarily be looking at data from the orders view.
Users of this Explore should only be able to see orders from the retailer "Fashion.ly".
The only field the users need from the products view is product.name.
Which LookML should the developer use?
A)
B)
C)
D)
A. Option C
B. Option A
C. Option D
D. Option B
正解：C
質問 2：
A developer is connecting a LookML project to a remote Git repository. The developer wants to track which users are committing code changes, creating pull requests, or deploying to production when the different Git commands are initiated from within Looker.
Which type of Git connection should be utilized to meet this business requirement?
A. SSH
B. A bare Git repository
C. Multiple account HTTPS
D. Single account HTTPS
正解：A
質問 3：
A LookML developer is creating a new view with 20 dimensions in Development Mode using the Create View from Table functionality. Now users want the developer to add only four dimensions from this new view to an existing Explore.
What can the developer add to the Explore to limit the number of fields from the view that are accessible to the user in the Explore?
A. Join condition
B. Fields parameter
C. Hidden parameter
D. Set definition
正解：A
質問 4：
After running the Content Validator, a developer can see the error "Unknown field".
Which two changes could cause this issue? (Choose two.)
A. Field name was changed from id to user_id.
B. Model name was changed from e_commerce to reporting.
C. View name was changed from users to customers.
D. Explore label was changed from users to customers.
E. Field type was changed from number to string.
正解：A,E
質問 5：
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. Number of databases used by dashboard elements
B. Amount of data rendered for each query
C. Number of queries used by the dashboard
D. Format used to deliver these reports
E. Ratio of visualizations to text tiles
正解：C,E
Nakamur -
出題範囲は結構広い印象ですが、問題自体は難しくないようなのでこれ1冊だけでいけるのではないかと思います。
LookML-Developer試験を受ける予定で調べてみたのですが、試験会場がそれほど多くないのは気になります。