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Data Interview Questions · IT Interview Practice
Home
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#Data
#Data
13 questions
How do you fetch data in React and avoid race conditions?
React
#data
Middle
›
How do you fetch data in the App Router?
Next.js
#data
Middle
›
What are Server Actions?
Next.js
#data
Middle
›
How does HttpClient work?
Angular
#data
Middle
›
What are HTTP interceptors?
Angular
#data
Middle
›
How do you integrate a database (TypeORM/Prisma) with NestJS?
NestJS
#data
Middle
›
How do you integrate a SQL database with FastAPI?
FastAPI
#data
Middle
›
How do you access a database safely with PDO?
PHP
#data
Middle
›
What is the database-per-service principle?
Microservices
#data
Junior
›
How do you manage data when each service has its own database?
Microservices
#data
Middle
›
What is the saga pattern and how does orchestration differ from choreography?
Microservices
#patterns
Middle
›
How do you achieve consistency across services using eventual consistency, CQRS, and event sourcing?
Microservices
#data
Senior
›
How do you scale individual services and find performance bottlenecks?
Microservices
#resilience
Senior
›