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NestJS VIP Professional Developer Certification Practice Exam
NestJS — There is no official standardized NestJS certification exam issued by the NestJS team or any licensing body; this is an original comprehensive practice set modeled on professional framework-certification formats (e.g., vendor developer certifications) covering the official NestJS documentation topics.
41
Questions
90m
Time Limit
70.00%
To Pass
Question 1 of 41👑 VIP
Your team is building a modular e-commerce backend. The OrdersModule needs to use PaymentsService, which is declared as a provider in PaymentsModule. When OrdersService injects PaymentsService, Nest throws 'Nest can't resolve dependencies of the OrdersService'. PaymentsModule is already listed in OrdersModule's imports array. What is the most likely cause?
Questions 2–41 and full explanations are VIP-exclusive.