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Oracle Cloud Infrastructure 2025 Application Integration Professional Free Sample Questions

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1Z0-1042-25 Sample Questions

  1. Q1

    A financial services company is using an Oracle Integration Cloud (OIC) orchestrated integration to process large CSV files containing daily stock trades from an on-premises SFTP server. The integration parses each record, enriches it with data from a REST API, and inserts it into an Oracle Autonomous Data Warehouse (ADW). During peak trading days, the integration instance fails intermittently with out-of-memory errors, and the processing time exceeds the required service level agreement (SLA). The current implementation uses a 'Read File' operation with the 'Process in Chunks' option, but the entire file content is loaded into a variable before the for-each loop begins.

    Which modification represents the most effective and memory-efficient approach to resolve this issue?

    Show answer & explanation

    Correct answer: B

    The most effective solution for handling large files and avoiding out-of-memory errors is to use the Stage File action with the 'Read File in Segments' operation. This approach processes the file in manageable chunks without loading the entire content into memory at once. Placing this operation within a while loop allows the integration to iterate through all segments of the file efficiently, which is the recommended pattern for large file processing. Increasing memory or using 'Process in Chunks' on a 'Read File' operation does not solve the underlying issue of loading the whole file into memory before processing.

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  2. Q2

    A developer has created a scheduled integration that runs daily to synchronize product data. The schedule is defined using the iCal expression: FREQ=DAILY;BYHOUR=2;BYMINUTE=30;BYSECOND=0. The OIC instance is configured for the Coordinated Universal Time (UTC) time zone. A business requirement has emerged to run this integration at 2:30 AM local time for a New York office, which observes Eastern Standard Time (EST) and Eastern Daylight Time (EDT).

    What is the most appropriate action to meet this requirement without creating a new, separate integration?

    Show answer & explanation

    Correct answer: B

    OIC scheduling allows for specifying a time zone directly within the iCal expression using the TZID parameter. This is the correct and most precise way to handle time zone-specific scheduling requirements for an individual integration without affecting the global OIC instance setting. This approach correctly handles daylight saving time changes automatically. Manually adjusting the UTC time is error-prone and does not account for daylight saving shifts.

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  3. Q3Multiple answers

    An integration architect is designing a fault handling strategy for a critical, long-running orchestrated integration that calls three external REST APIs sequentially. If the second API call fails with a transient HTTP 503 'Service Unavailable' error, the business requirement is to retry the call up to three times with a delay that increases after each failure. If all retries fail, a notification should be sent to an admin group, and the entire integration should be marked as failed without attempting the third API call.

    Which combination of OIC features should be used to implement this specific fault handling logic? (Select TWO)

    Show answer & explanation

    Correct answers: A, C

    This scenario requires two key features. First, the invoke action's built-in 'Retry' policy is the ideal mechanism for handling transient failures with a specified number of retries and an exponential backoff delay. Second, a 'Scope' action must enclose this invoke action. The Scope's Fault Handler will catch the final failure after all retries are exhausted, allowing for the specific notification and termination logic required. A Global Fault Handler would be too broad, and a Switch action is for conditional logic, not error handling.

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  4. Q4

    A new OIC integration needs to connect to an on-premises Oracle E-Business Suite (EBS) instance, which is located behind a corporate firewall and is not exposed to the public internet. The security team has strict policies and will only open a single outbound port (e.g., 443) to a specific set of Oracle Cloud Infrastructure IP addresses.

    What is the mandatory component that must be installed and configured within the on-premises network to enable this communication?

    Show answer & explanation

    Correct answer: C

    The OIC Connectivity Agent is specifically designed to facilitate secure communication between Oracle Integration Cloud and on-premises applications like Oracle E-Business Suite. The agent is installed within the on-premises network and establishes a secure, outbound connection to OIC, acting as a proxy. This architecture avoids the need to open inbound firewall ports, aligning with corporate security policies.

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  5. Q5

    True or False: In Oracle Integration Cloud, a single Lookup can contain multiple domain value maps (DVMs), allowing for the translation of values across several different fields within one centralized component.

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    Correct answer: A

    This statement is true. OIC Lookups (also known as Domain Value Maps or DVMs) are designed to support multiple domains. A single Lookup can have a primary domain and several associated value domains. This allows an integration to use a single source value to look up multiple corresponding target values, which is highly efficient for complex data enrichment and translation tasks.

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  6. Q6

    Case Study: Global Retail Co. Order Processing Modernization

    Global Retail Co. is modernizing its order management system. They are implementing a central Oracle Integration Cloud (OIC) solution to process orders from various sources (e-commerce website, mobile app, in-store kiosks) and route them to the appropriate regional fulfillment system. Each regional system (North America, EMEA, APAC) exposes a different SOAP-based web service with a unique WSDL and data format for creating orders.

    The integration must be triggered by a single, modern REST API that accepts a canonical JSON order format. Upon receiving an order, the integration needs to determine the destination region based on the 'countryCode' field in the incoming JSON payload. It must then transform the canonical JSON into the specific XML format required by the target region's SOAP service and invoke it. The mapping between country codes and regional service endpoints (WSDL URLs) is expected to change periodically and must be manageable by a business analyst without modifying the integration flow.

    To ensure data consistency, if a SOAP service call fails for any reason, the integration must log the complete request and response payloads and send an email notification to the operations team with the unique Order ID. The integration should then terminate gracefully without attempting to call other services.

    Which OIC implementation strategy best satisfies all the requirements of this scenario?

    Show answer & explanation

    Correct answer: C

    This option correctly addresses all requirements. Using a Lookup for the WSDL URLs allows business analysts to manage endpoints without code changes. A 'Switch' action is the most efficient way to handle routing based on the region. Encapsulating each SOAP call within a 'Scope' provides granular fault handling, allowing for specific logging and notification actions for each regional service before terminating, which is more precise than a Global Fault Handler for this use case.

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  7. Q7

    During the testing phase of a new OIC integration, a developer needs to inspect the full request and response payloads to debug a data mapping issue. The integration is currently activated but the tracking data does not show the payload details. What is the correct procedure to enable detailed payload tracing for an active integration?

    Show answer & explanation

    Correct answer: B

    Payload tracing is not enabled by default for performance reasons. To enable it, the integration must be deactivated first. During the subsequent activation process, the developer can choose a tracing level ('Trace' or 'Debug') and must explicitly check the 'Include Payload' option. This will capture the full request and response messages in the activity stream for monitoring and debugging purposes.

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  8. Q8

    An integration developer needs to transform a source XML structure to a target JSON structure. The source XML contains a repeating element , and for each item, the developer must concatenate the and elements into a single productIdentifier field in the target JSON. What is the most direct way to achieve this within the OIC Data Mapper?

    Show answer & explanation

    Correct answer: B

    The OIC Data Mapper provides a rich set of built-in XPath functions for transformations. The concat() function is the standard and most efficient way to join two or more string values. The correct procedure is to add the function to the target field and then map the source elements as arguments to the function within the mapper's expression builder.

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  9. Q9Multiple answers

    When configuring an OIC connection to a third-party REST API, the API provider requires clients to use OAuth 2.0 with the 'Client Credentials' grant type for authentication. Which pieces of information are essential to configure this connection security policy in OIC? (Select THREE)

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    Correct answers: A, B, D

    The OAuth 2.0 'Client Credentials' grant type is a machine-to-machine authentication flow. It requires the client application (OIC in this case) to present its own credentials to the authorization server. These credentials consist of a 'Client ID' and a 'Client Secret'. OIC then uses these to make a POST request to the 'Token URI' to obtain an access token, which is subsequently used to authenticate API calls.

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  10. Q10

    A developer needs to create a scheduled integration that runs at 10:00 PM on the last Friday of every month. Which cron expression correctly defines this schedule?

    Show answer & explanation

    Correct answer: A

    This cron expression is correct. It breaks down as: 0 (second), 0 (minute), 22 (hour, 10 PM), ? (day of month, as day of week is specified), * (month), 5L (the last Friday of the month). The 'L' character is used to specify the 'last' day of the week in the month, which is the key to fulfilling this requirement.

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