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100+ Free Informatica CAI R42 Professional Practice Questions

Pass your Informatica Cloud Application Integration Developer R42 Professional Certification exam on the first try — instant access, no signup required.

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Which artifact is used to generate a SOAP service connector in CAI?

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B
C
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2026 Statistics

Key Facts: Informatica CAI R42 Professional Exam

~70

Exam Questions

Informatica R42 blueprint

~70%

Passing Score

Informatica (typical Professional)

17

Weighted Domains

Informatica R42 blueprint

15%

App Connections (largest)

Informatica R42 blueprint

$200-300

Exam Fee (USD)

Informatica University (verify)

2 yrs

Validity (typical)

Informatica (verify)

The CAI Developer R42 Professional exam typically has around 70 multiple-choice questions and requires approximately 70% to pass. The blueprint covers 17 weighted domains, with App Connections (15%), CAI Live Project Walk-Through (13%), and Troubleshooting/Best Practices (10%) as the largest. Service Connectors (10%) and Process Designer Basics (9%) round out the heaviest sections. Exam fee is approximately $200-300 USD; certification is typically valid 2 years and renewed via a current-release update. Prerequisite: the Cloud Application Integration Services for Developers course on Informatica University.

Sample Informatica CAI R42 Professional Practice Questions

Try these sample questions to test your Informatica CAI R42 Professional exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1What does CAI stand for in the Informatica IDMC platform?
A.Cloud Analytics Insights
B.Cloud Application Integration
C.Centralized API Interface
D.Connected Asset Inventory
Explanation: CAI is Cloud Application Integration, the IDMC service for real-time, event-driven, and API-based integration. It is distinct from CDI (Cloud Data Integration), which handles batch ETL/ELT pipelines. Both share Secure Agents, Connections, and the IDMC organization model.
2Which IDMC service is best suited for synchronous, request-response API integrations?
A.Cloud Data Integration (CDI)
B.Cloud Application Integration (CAI)
C.Cloud Mass Ingestion (CMI)
D.Cloud Data Quality (CDQ)
Explanation: CAI is purpose-built for real-time and request-response API integrations through processes, service connectors, and app connections. CDI is optimized for batch and ELT data movement, CMI for high-volume database/file/streaming ingestion, and CDQ for data-quality rules.
3Which CAI runtime executes deployed processes on the Secure Agent?
A.Data Transformation Manager (DTM)
B.Process Server
C.Mapping Engine
D.CLAIRE Engine
Explanation: Process Server is the CAI runtime engine that runs on a Secure Agent and executes deployed processes, service connectors, and app connections. DTM is the CDI mapping runtime, the Mapping Engine is a CDI concept, and CLAIRE is the IDMC AI service.
4Which statement BEST describes how CAI complements CDI in an IDMC solution?
A.CAI replaces CDI for all data movement
B.CAI handles real-time and API integration; CDI handles batch ETL/ELT — they often work together
C.CDI invokes CAI for every batch job
D.CAI and CDI cannot share Secure Agents
Explanation: CAI and CDI complement each other: CAI exposes real-time APIs and orchestrates event-driven flows, while CDI moves and transforms data in batch. They share Secure Agents and Connections, and CAI can call CDI taskflows or expose CDI mappings as REST APIs.
5Which CAI tool is used to design processes, service connectors, app connections, process objects, and guides?
A.Mapping Designer
B.Process Designer
C.Taskflow Designer
D.CLAIRE GPT
Explanation: Process Designer is the browser-based CAI authoring tool for processes, service connectors, app connections, process objects, and guides. The Mapping Designer is the CDI tool, and Taskflow Designer orchestrates CDI tasks.
6Which of the following is NOT an asset type you create in Process Designer?
A.Process
B.Service Connector
C.App Connection
D.Mapping Task
Explanation: Mapping Task is a CDI asset created from a CDI mapping. Process Designer creates processes, service connectors, app connections, process objects, and guides — the building blocks of CAI real-time integrations.
7Which step in Process Designer evaluates a condition and routes flow down one of multiple branches?
A.Assignment
B.Decision
C.Service
D.Throw
Explanation: The Decision step evaluates a condition and routes the flow down one of its branches based on the result. Assignment sets field values, Service invokes an external system, and Throw raises a fault.
8Which Process Designer step is used to set or compute the value of a process field?
A.Assignment
B.Service
C.Sub-process
D.Decision
Explanation: The Assignment step sets the value of one or more fields using static values or XQuery expressions. Service invokes an external API or app connection, Sub-process invokes another process, and Decision evaluates conditions.
9Which Process Designer step invokes an external REST/SOAP service or an app connection?
A.Assignment
B.Service
C.Decision
D.Wait
Explanation: The Service step invokes a service connector action, an app connection action, or a sub-process. It maps inputs into the call and binds outputs back into the process. Assignment, Decision, and Wait do not call external endpoints.
10What does the Throw step do in a CAI process?
A.Sends an email notification
B.Raises a fault that can be caught by a fault handler
C.Logs a message to the Process Server console
D.Pauses the process for a configurable interval
Explanation: The Throw step raises a fault — either a system fault or a custom business fault — that can be caught by a fault handler attached to a containing scope. It is the standard way to signal an error from inside a process.

About the Informatica CAI R42 Professional Exam

The Informatica Cloud Application Integration Developer R42 Professional certification validates a developer's ability to design, build, deploy, and operate real-time integrations on Cloud Application Integration (CAI). Topics include Process Designer, synchronous and asynchronous processes, process objects, service connectors (REST/SOAP), data access service connectors, app connections (OAuth and others), guides, fault handling, XQuery, monitoring, API Manager, and CAI-CDI integration patterns. The exam aligns to the official R42 release.

Questions

70 scored questions

Time Limit

90 minutes (typical)

Passing Score

~70%

Exam Fee

$200-300 USD (verify on Informatica University) (Informatica University (online proctored))

Informatica CAI R42 Professional Exam Content Outline

4%

Overview of Cloud Application Integration

CAI architecture, IDMC platform context, Process Server runtime, real-time vs batch use cases, where CAI fits relative to CDI

9%

Process Designer Basics

Process Designer UI, asset types (process, service connector, app connection, process object, guide), step palette (start, assign, decision, service, jump, throw, end)

4%

Create a Basic Process

Synchronous vs asynchronous processes, input/output fields, publishing, generated REST endpoints, anonymous vs authenticated invocation

3%

Process Objects

Defining hierarchical schemas, reusable process object types, complex elements, arrays, and how process objects map to JSON/XML

10%

Service Connectors

REST and SOAP service connectors, OpenAPI/Swagger import, generating from WSDL, authentication (OAuth, Basic, API key), binding inputs/outputs

2%

Data Access Service Connectors

Database access via service connectors, JDBC over Secure Agent, calling stored procedures from a process

15%

App Connections

App connection types, OAuth 2.0 (auth code, client credentials), Salesforce/SAP/ServiceNow, runtime environment selection, connection-level security and reuse

3%

Managing and Migrating Assets

Export/import, source control (Git), environment promotion across orgs and sub-orgs, dependency management, asset versioning

3%

Using XQuery in CAI

XQuery expressions and functions in Process Designer formula editor, FLWOR, transforming hierarchical data, common XPath patterns

3%

Adding Web Services to a Process

Calling REST and SOAP services from a process via Service step, mapping request/response payloads, handling fault responses

4%

Fault Handling

System vs business faults, fault handlers, try/catch, throw and rethrow, accessing fault context, fault response objects

3%

Introduction to Guides Designer

Building guided wizards in Guides Designer, screens, fields, decision logic, embedding processes, Salesforce/Lightning and mobile guides

4%

Monitoring

Process Server console, executed processes, completed/failed/suspended/in-progress states, retry, suspend & resume, log retrieval

4%

API Management

API Manager, publishing managed APIs, policies (rate limit, auth, throttling, IP filter), portal, plans, applications, consumer onboarding

6%

CAI and CDI Integration

Invoking CDI mappings/taskflows from a CAI process, exposing CDI logic as real-time APIs via CAI, hybrid batch+real-time orchestration

10%

Troubleshooting, Tips & Tricks, Best Practices

Process Server tuning, transient vs persistent processes, persistence settings, idempotency, retry strategies, common pitfalls

13%

CAI Live Project Walk-Through

End-to-end real-time integration project: connectors, processes, fault handlers, deployment, monitoring, and lifecycle management

How to Pass the Informatica CAI R42 Professional Exam

What You Need to Know

  • Passing score: ~70%
  • Exam length: 70 questions
  • Time limit: 90 minutes (typical)
  • Exam fee: $200-300 USD (verify on Informatica University)

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

Informatica CAI R42 Professional Study Tips from Top Performers

1Distinguish CAI (real-time, processes, APIs) from CDI (batch ETL, mappings) — many distractor questions hinge on this
2Master Process Designer step types: start, assign, decision, service, sub-process, jump, throw, end — and which steps can have fault handlers
3Know synchronous vs asynchronous processes — sync returns inline, async is persistent and survives Process Server restarts
4Understand the difference between a service connector (reusable API definition) and an app connection (bound endpoint + credentials)
5Practice OAuth 2.0 flows for app connections — auth code (interactive) vs client credentials (server-to-server)
6Get fluent in XQuery basics — string functions, FLWOR expressions, navigating process objects, $input/$output references
7Study fault handling patterns — system vs business faults, where catch handlers attach, rethrow vs throw new fault
8Know API Manager terminology — managed API, plan, application, consumer, policy (rate limit, throttle, auth, IP filter)
9Be ready for CAI/CDI hybrid questions — calling a CDI taskflow from a CAI process, exposing a CDI mapping via CAI as a REST API

Frequently Asked Questions

What is the Informatica CAI Developer R42 Professional exam?

It is Informatica's Professional-level certification for real-time application integration developers using Cloud Application Integration (CAI). It validates skills in Process Designer, service connectors, app connections, processes, fault handling, guides, and API Manager on the R42 release.

How many questions are on the CAI R42 exam and how is it scored?

Approximately 70 multiple-choice questions covering 17 weighted domains. Informatica typically uses a passing threshold around 70%; verify the current specification on the official R42 certification page.

What is the difference between CAI and CDI?

CAI handles real-time, event-driven, and API-based integration with processes, service connectors, app connections, and the Process Server. CDI handles batch and ELT data pipelines using the Mapping Designer. They share IDMC infrastructure (Secure Agents, Connections, Monitor) and can call each other.

What is the difference between a service connector and an app connection in CAI?

A service connector is a reusable definition of an external REST or SOAP API (operations, request/response, auth scheme). An app connection binds a service connector or native connector to a specific endpoint with credentials and runtime environment. You design a service connector once and create one or more app connections to point at different environments.

What is the difference between a synchronous and an asynchronous process?

A synchronous process returns a response on the same HTTP call and is suited to short request/reply patterns. An asynchronous process accepts the request and processes in the background; the client polls or is notified when complete. Asynchronous processes are persistent by default and survive restarts.

How are CAI assets promoted between environments?

CAI assets are exported/imported via the Administrator service, source-controlled in Git through native IDMC integration, or moved between sub-organizations using release/import jobs. Connections are environment-scoped and re-created or reconfigured per target.