Microsoft PL-400 Exam Dumps

Correct Answer: D

OAuth 2.0 is the industry-standard protocol for authorization. After application users provide credentials to authenticate, OAuth determines whether they are authorized to access the resources.

OAuth enables two-factor authentication (2FA) or certificate-based authentication for server-to-server application scenarios.

Reference:

https://docs.microsoft.com/en-us/power-apps/developer/data-platform/authenticate-oauth

Correct Answer:

Box 1: No.

An alternate key is needed, not a new field for the record identifier.

Box 2: Yes

The specified key attributes are not a defined key for the account entity.

Name: EntityKeyNotDefined

Message: The specified key attributes are not a defined key for the {0} entity

Box 3: Yes

One way to create an entity is by using the UpsertRequest class. An upsert will create a new entity when there is no existing record that has the unique identifiers included in the entity passed with the request.

Box 4: No

Reference:

https://docs.microsoft.com/en-us/powerapps/developer/common-data-service/org-service/web-service-error-codes

https://docs.microsoft.com/en-us/powerapps/developer/common-data-service/org-service/entity-operations-update-delete#use-upsert

Correct Answer:

Box 1: Yes

Delta query lets you query for additions, deletions, or updates to users, by way of a series of delta function calls. Delta query enables you discover changes to users without having to fetch the entire set of users from Microsoft Graph and

compare changes.

Box 2: No

Tracking user changes

Tracking user changes is a round of one or more GET requests with the delta function. You make a GET request much like the way you list users, except that you include the following:

The delta function.

A state token (deltaToken or skipToken) from the previous GET delta function call.

Delta tokens are only valid for a specific period before the client application needs to run a full synchronization again. For directory objects (application, administrativeUnit, directoryObject, directoryRole, group, orgContact,

oauth2permissiongrant, servicePrincipal, and user), the limit is 7 days.

Box 3: No

There is limited support for $filter:

The only supported $filter expression is for tracking changes on a specific object: $filter=id+eq+{value}.

Box 4: Yes

Reference:

https://docs.microsoft.com/en-us/graph/api/user-delta