Infosys Certified GraphQL Spring Boot Developer
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Join Premium10 Infosys Certified GraphQL Spring Boot Developer practice questions with answers
Real Lex exam-pattern multiple-choice questions for the Infosys Certified GraphQL Spring Boot Developer certification. Each question includes the correct answer. The full question bank is available to Premium members.
- Question 1
Mr. X(developer) is developing a social media application. He wants to write schema and the code corresponding to GraphQL in a Spring Boot application. Which dependency do you think he needs to add in his code to support the same?
- ✓spring-boot-starter-graphqlCorrect
- Bspring-boot-starter-graphiql
- Cspring-graphiql-test
- Dspring-graphql-test
- Question 2
Assume that you are designing a GraphQL schema. Which of the following cannot be considered as a default scalar type in GraphQL?
- ✓StringCorrect
- BFloat
- CInt
- DChar
- Question 3
In GraphQL, by default ___________is a permitted value for any type.
- ✓nullCorrect
- Bvoid
- Cnil
- DId
- Question 4
A developer is using type system in GraphQL, and he requires a field which should never be null. What is the possibility to ensure that a field never goes null?
- ✓Possible with keyword null next to the fieldCorrect
- BPossible by adding an exclamation mark(!) after the field declaration
- CPossible with a leading exclamation mark(!) on the field
- DPossible with declaring it as scalar type Id
- Question 5
In GraphQL , which of the following character encoding is used by String?
- ✓UTF‐64Correct
- BUTF‐32
- CUTF‐16
- DUTF‐8
- Question 6
Identify the scalar type in GraphQL which offers a character sequence.
- ✓IDCorrect
- BSet
- CArray
- DString
- Question 7
GraphQL queries can take _____ argument(s).
- ✓NoCorrect
- BOnly one
- CZero or more
- Doptional
- Question 8
Identify the valid option.
- ✓type Product{name:String company:Company}Correct
- Btype Company{name:String id:ID!}
- CBoth the options are innvalid
- DBoth the options are valid
- Question 9
Adding a new employee by sending a request to GraphQL is an example for_______type.
- ✓QueryCorrect
- BMutation
- CPost
- DSubscription
- Question 10
What are the various architectural possibilities in GraphQL applications?
I. GraphQL server with its own connected database. Database can be of any type - SQL or NoSQL
II. GraphQL server with its own connected database. Database can only be of one type - SQL or NoSQL.
III. GraphQL server that integrates various existing systems
IV. A Hybrid approach – which is a mix of Option - I and Option - III
- ✓I, III, IVCorrect
- BI, II, III
- CI, II, IV
- DII, III, IV
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