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. Which keyword is used to alias fields in a GraphQL query? as alias with rename3. What is the role of the context in GraphQL resolvers? It defines the structure of the schema It provides a way to share information between resolvers It specifies the data types of fields It controls the access permissions4. What is a resolver in GraphQL? A function that defines how to retrieve data for a field A type of query A security measure A data validation rule5. What is the purpose of the fragments keyword in a GraphQL query? To define a reusable piece of a query To group multiple queries together To include comments in a query To exclude certain fields from the response6. What is the purpose of the on keyword in a GraphQL fragment? To filter data based on a condition To specify the type on which the fragment can be used To join multiple fragments together To create an alias for a field7. 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. Which of the following is a valid way to provide variables in a GraphQL query? { variable: "value" } $variable: "value" variable = "value" variable: "value"9. 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 schema10. GraphQL, how are arguments passed to a field? Using parentheses () Using square brackets [] Using curly braces {} Using angle brackets <>11. 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 above12. 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 schemas13. Who developed GraphQL? Facebook Google Microsoft Twitter14. 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 GraphQL15. What is the purpose of the relay package in GraphQL? To handle pagination and connections in a standardized way To provide authentication for GraphQL queries To optimize query performance To enable offline support for GraphQL queries16. In GraphQL, what is the purpose of directives? To define custom scalar types To conditionally include or skip fields To create mutations To specify the schema version17. What is the default query type in GraphQL? Search Query Get Retrieve18. What does the term "N+1 problem" refer to in the context of GraphQL? A query with multiple nested fields Inefficient loading of related data in a batch A security vulnerability Lack of proper documentation19. Which of the following is a reserved keyword in GraphQL? select query fetch retrieve20. How does GraphQL handle errors in a response? By ignoring errors and returning partial data By automatically fixing errors in the query By returning a well-defined error format By terminating the entire request on the first error5 out of 4Time is Up!
