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ALBERTA SYSTEM INTEGRATION ENGINEER EXAM
QUESTION AND CORRECT ANSWER (VERIFIED
ANSWERS) PLUS RATIONALE 2026 Q&A|INSTANT
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1. What is system integration? A. UI design B. Connecting different systems to work together C. Coding only one app D. Hardware repair Answer: B System integration ensures different software systems communicate and function as one. 2. What is a System Integration Engineer responsible for? A. UI design B. Connecting enterprise systems and data flows C. Mobile app design D. Data entry Answer: B They design and implement system interoperability. 3. What is middleware? A. UI layer B. Software that connects applications C. Database only D. Hardware system Answer: B Middleware enables communication between systems.
4. What is API? A. Application Programming Interface B. Application Process Integration C. Automated Program Instruction D. Access Protocol Interface Answer: A APIs allow systems to communicate. 5. What is REST API? A. UI protocol B. Web service using HTTP methods C. Database tool D. Hardware protocol Answer: B Uses GET, POST, PUT, DELETE operations. 6. What is SOAP API? A. Simple Object Access Protocol B. Secure Online Access Program C. System Operation API D. Software Output Access Protocol Answer: A XML-based messaging protocol. 7. What is JSON used for? A. UI design B. Data exchange format C. Database storage D. Hardware control Answer: B Lightweight data format for APIs.
Answer: B Manages message queues.
12. What is ESB (Enterprise Service Bus)? A. UI tool B. Middleware integration architecture C. Database engine D. Cloud storage Answer: B Connects multiple enterprise systems. 13. What is ETL? A. Execute Transfer Logic B. Extract, Transform, Load C. External Tool Layer D. Enterprise Transfer Link Answer: B Used in data integration pipelines. 14. What is data mapping? A. UI design B. Matching data fields between systems C. Coding only D. Backup system Answer: B Ensures data consistency. 15. What is data transformation? A. UI change B. Converting data format
C. Database deletion D. API removal Answer: B Prepares data for target systems.
16. What is batch integration? A. Real-time processing B. Processing data in groups C. UI processing D. Manual entry Answer: B Processes large datasets periodically. 17. What is real-time integration? A. Delayed processing B. Instant data exchange C. UI design D. Backup system Answer: B Immediate system synchronization. 18. What is webhook? A. UI tool B. Event-driven HTTP callback C. Database system D. Coding language Answer: B Sends real-time notifications. 19. What is microservices integration?
23. What is service choreography? A. Central control B. Decentralized service interaction C. UI system D. Database system Answer: B Services interact independently. 24. What is synchronous communication? A. Delayed response B. Immediate request-response C. Batch process D. Offline system Answer: B Waits for response. 25. What is asynchronous communication? A. Immediate response B. Non-blocking communication C. UI design D. Database lock Answer: B Processes independently. 26. What is data pipeline? A. UI system B. Data movement process C. Coding system D. Backup tool Answer: B Moves data across systems.
27. What is cloud integration? A. Local systems only B. Connecting cloud services C. UI design D. Hardware repair Answer: B Integrates cloud platforms. 28. What is AWS Lambda? A. Database B. Serverless compute service C. UI tool D. API gateway Answer: B Runs code without servers. 29. What is Azure Logic Apps? A. UI tool B. Workflow automation service C. Database system D. Coding language Answer: B Automates integration workflows. 30. What is error handling in integration? A. UI design B. Managing system failures C. Coding only D. Backup only
C. Backup time D. Coding speed Answer: B Affects real-time systems.
35. What is API rate limiting? A. UI restriction B. Limiting API requests C. Database lock D. Coding rule Answer: B Prevents overload. 36. What is authentication? A. UI design B. Verifying identity C. Database query D. Backup system Answer: B Confirms user identity. 37. What is authorization? A. UI access B. Permission control C. Database system D. Coding tool Answer: B Controls user access. 38. What is OAuth?
A. UI tool B. Secure authorization protocol C. Database system D. Coding language Answer: B Used for secure API access.
39. What is JWT? A. JSON Web Token B. Java Web Tool C. Joint Work Token D. JSON Web Transfer Answer: A Used for authentication. 40. What is encryption in integration? A. UI design B. Securing data transmission C. Coding only D. Backup system Answer: B Protects sensitive data. 41. What is logging in integration? A. UI logs B. Recording system events C. Coding system D. Database only Answer: B Helps debugging.
46. What is fault tolerance? A. UI error B. System continues despite failure C. Coding failure D. Backup deletion Answer: B Keeps system running. 47. What is high availability? A. Downtime B. Continuous system uptime C. Coding only D. UI system Answer: B Ensures system reliability. 48. What is system integration testing? A. UI testing B. Testing connected systems C. Coding only D. Backup system Answer: B Validates system communication. 49. What is integration architecture goal? A. UI design B. Seamless system communication C. Coding only D. Data entry
Answer: B Ensures system interoperability.
50. What is main role of integration engineer? A. UI design B. Connect enterprise systems efficiently C. Hardware repair D. Data entry Answer: B Ensures systems work together smoothly. 51. What is event-driven architecture? A. UI design B. Systems communicate through events C. Database design D. Manual integration Answer: B Systems react to events instead of direct calls. 52. What is event streaming? A. Batch processing B. Continuous flow of events C. UI rendering D. Backup process Answer: B Real-time data movement between systems. 53. What is Apache Kafka used for? A. UI design B. Distributed event streaming
A. Reads data B. Sends messages to Kafka C. UI tool D. Database viewer Answer: B Publishes events.
58. What is message partitioning? A. UI design B. Splitting data across nodes C. Backup system D. Coding system Answer: B Improves scalability. 59. What is offset in Kafka? A. UI position B. Message position in stream C. Database key D. API endpoint Answer: B Tracks message order. 60. What is microservices communication? A. Direct database access B. API-based communication C. UI rendering D. File transfer only Answer: B Services communicate via APIs/events.
61. What is synchronous microservice call? A. Async process B. Waits for response C. Batch processing D. Offline system Answer: B Blocking communication. 62. What is asynchronous microservice call? A. Blocking B. Non-blocking communication C. UI process D. Database lock Answer: B Uses queues/events. 63. What is API orchestration? A. UI flow B. Central control of service calls C. Database system D. Backup system Answer: B Manages workflow execution. 64. What is API choreography? A. Central control B. Decentralized service interaction C. UI system D. Database system Answer: B Services react independently.
Answer: B Manages API traffic.
69. What is rate limiting? A. UI control B. Restrict number of requests C. Database tuning D. Backup system Answer: B Prevents overload attacks. 70. What is throttling? A. UI feature B. Controlling request speed C. Database lock D. Coding method Answer: B Limits system usage. 71. What is idempotency in APIs? A. UI property B. Same result repeated safely C. Database error D. Backup system Answer: B Ensures safe retries. 72. What is API versioning? A. UI update B. Managing API changes
C. Database upgrade D. Coding style Answer: B Prevents breaking changes.
73. What is payload in API? A. UI data B. Data sent in request C. Database schema D. Server config Answer: B Carries information. 74. What is webhook retry mechanism? A. UI retry B. Re-sending failed events C. Database retry D. Coding retry Answer: B Ensures delivery reliability. 75. What is data consistency in integration? A. UI consistency B. Uniform data across systems C. Coding style D. Backup format Answer: B Keeps data synchronized. 76. What is eventual consistency?
