AI-102 Free Practice Test

- (Topic 3)
You deploy a web app that is used as a management portal for indexing in Azure Cognitive Search. The app is configured to use the primary admin key.
During a security review, you discover unauthorized changes to the search index. You suspect that the primary access key is compromised.
You need to prevent unauthorized access to the index management endpoint. The solution must minimize downtime.
What should you do next?

1. A. Regenerate the primary admin key, change the app to use the secondary admin key, and then regenerate the secondary admin key.
2. B. Change the app to use a query key, and then regenerate the primary admin key and the secondary admin key.
3. C. Regenerate the secondary admin key, change the app to use the secondary admin key, and then regenerate the primary key.
4. D. Add a new query key, change the app to use the new query key, and then delete all the unused query keys.

Correct Answer: C

HOTSPOT - (Topic 3)
You develop an application that uses the Face API. You need to add multiple images to a person group.
How should you complete the code? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

Solution:
Box 1: Stream
The File.OpenRead(String) method opens an existing file for reading.
Example: Open the stream and read it back. using (FileStream fs = File.OpenRead(path))
Box 2: AddFaceFromStreamAsync
Step 5 on https://docs.microsoft.com/en-us/azure/cognitive-services/face/face-api-how-to-topics/how-to-add-faces

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Topic 3)
What should you use to build a Microsoft Power Bi paginated report?

1. A. Power BI Report Builder
2. B. Charciculator
3. C. Power BI Desktop
4. D. the Power BI service

Correct Answer: A

- (Topic 3)
You are building a language model by using a Language Understanding service. You create a new Language Understanding resource.
You need to add more contributors. What should you use?

1. A. a conditional access policy in Azure Active Directory (Azure AD)
2. B. the Access control (1AM) page for the authoring resources in the Azure portal
3. C. the Access control (1AM) page for the prediction resources in the Azure portal

Correct Answer: B
Reference:
https://docs.microsoft.com/en-us/azure/cognitive-services/luis/luis-how-to-collaborate

HOTSPOT - (Topic 3)
You are building an Azure Cognitive Search custom skill. You have the following custom skill schema definition.

For each of the following statements, select Yes if the statement. Otherwise, select No.
NOTE: Each correct selection is worth one point.

Solution:
Box 1: Yes
Once you have defined a skillset, you must map the output fields of any skill that directly contributes values to a given field in your search index.
Box 2: Yes
The definition is a custom skill that calls a web API as part of the enrichment process.
Box 3: No
For each organization identified by entity recognition, this skill calls a web API to find the description of that organization.

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A