Welcome to CHOOLS GRAPHQL ASSESSMENT (YOU HAVE ONLY 30 MINUTES TO COMPLETE THIS PART [20 Questions]) **** Wishing You All The Best **** Instructions : To start the quiz, please provide your name, email id and phone number. All questions are mandatory* Answering each question is required before going on to the next page of questions. Your response is subject to change at any time. After completed the quiz click the submit button. If, once the time is up, it will be automatically submitted. The report will be mailed to your email address after the quiz is finished. 1. Which type of operation in GraphQL is used for real-time data updates? Query Mutation Subscription Directive2. What does GraphQL stand for? Graph Query Language General Query Language Graphical Query Language Global Query Language3. How can you secure a GraphQL API? By using HTTPS for communication By implementing authentication and authorization By limiting the depth and complexity of queries All of the above4. Which of the following is a valid way to provide variables in a GraphQL query? { variable: "value" } $variable: "value" variable = "value" variable: "value"5. What is the default query type in GraphQL? Search Query Get Retrieve6. What is the purpose of the @client directive in GraphQL? To indicate that the field should be resolved on the client side To specify the data type of a field To mark a field as deprecated To include comments in a query7. How can you document a GraphQL schema? Using comments in the schema definition By creating a separate documentation file By using the @doc directive Documentation is not supported in GraphQL8. What is a mutation in GraphQL? A query that fetches data A query that modifies data A type of subscription A way to create new schemas9. Which of the following is NOT a scalar type in GraphQL? String Int List Boolean10. How does GraphQL handle versioning of APIs? It automatically updates the schema based on client requests It relies on the use of custom directives for versioning It uses a fixed schema with backward-compatible changes It does not support versioning11. How does GraphQL handle batched mutations? By executing mutations sequentially By parallelizing the execution of mutations By limiting the number of mutations in a single request Batched mutations are not supported in GraphQL12. How can you perform batching of queries in GraphQL? By using the @batch directive By wrapping multiple queries in a single request By specifying a batch size in the schema Batching is not supported in GraphQL13. What is the purpose of the introspection in GraphQL? To improve query performance To provide documentation about the schema To validate queries at runtime To enforce security measures14. Which of the following is a valid GraphQL query syntax? { name: "John" } query { name: "John" } query { user(name: "John") } { query: { name: "John" } }15. In GraphQL, what is a schema? A type of database A query A way to structure data A programming language16. What is the role of the subscriptions field in a GraphQL schema? To define the types of subscriptions supported by the API To specify the default values for subscription parameters To control access permissions for subscriptions To indicate the version of the GraphQL schema17. Which of the following is a valid GraphQL subscription operation? subscribe { newMessages } mutation { subscribe(newMessages) } query { subscribe(newMessages) } subscription { onNewMessage }18. What is GraphQL? A database management system A programming language A query language for APIs An operating system19. How does GraphQL handle circular references in a schema? By automatically resolving the circular references By throwing an error and preventing circular references By requiring the use of custom directives to handle circular references Circular references are not allowed in GraphQL20. What is the purpose of the fragment keyword in GraphQL? To define a reusable piece of a query To group multiple queries together To define a new scalar type To include comments in a query5 out of 4Time is Up!
