Intermediate GraphQL APIs

Test your Intermediate-level Api Development Graphql Apis skills in Programming Software Development. This timed assessment evaluates your expertise in Information Technology.

Duration: 5 minutes

•80 questions

Time Remaining: 05:00

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Question 1 of 80Assessment

In a GraphQL server implementation, what is the specific role of the 'resolveType' function when dealing with Abstract types like Unions?

A. To determine which scalar type should be used for a specific field at the end of execution

B. To convert the database response into a format that matches the GraphQL object type definition

C. To determine which specific concrete object type is being returned by a resolver for a Union or Interface

D. To validate that the fields requested by the client exist on all possible types in the collection

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