Full Name: IBM Liberty 2023 Cloud Native Java Developer
Exam Code: C1000-155
Certification Overview
The IBM Certified Developer for Cloud Native Development on Liberty 2023 is an intermediate-level certification for developers who are writing and developing cloud-native applications, primarily using MicroProfile and Jakarta EE technologies. Certification candidates should be familiar with concepts such as writing and testing RESTful web services using MicroProfile and Jakarta EE APIs; configuring, containerizing, and deploying applications to the cloud; monitoring and debugging applications in the cloud.
IBM Liberty Cloud Native Java Developer Exam Summary:
Exam Name
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IBM Certified Developer - Cloud Native Java with IBM Liberty 2023
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Exam Code
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C1000-155
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Exam Price
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$200 (USD)
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Duration
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90 mins
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Number of Questions
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63
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Passing Score
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71%
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Books / Training
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Sample Questions
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Practice Exam
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IBM C1000-155 Exam Syllabus Topics:
| Topic | Details | Weights |
| Liberty concepts | - Understand WebSphere Liberty features and zero migration - Understand the composability and flexibility of Liberty server configuration - Understand that OpenJ9/IBM Semeru is the recommended Java runtime |
8% |
| Concepts of cloud-native Java and microservices | - Cloud-native Java and microservices with Liberty - 12 and 15 factor apps - Demonstrate knowledge of standards-based cloud-native Java API through (primarily) MicroProfile |
7% |
| Developer experience and tools | - Build and run Liberty application with Maven - Start and stop a Liberty instance - Configure a Liberty instance |
8% |
| Develop cloud-native Java microservices | - Validate user input into web applications - Write a RESTful client to request data from the microservice - Synchronous and asynchronous REST clients - Alternatives to REST (GraphQL) - Document the API of the microservice - External static and dynamic configuration of a microservice and understand when to use and which methods to use |
25% |
| Data persistence and transactions | - Use Java Persistence API (JPA) to access and persist data to a database - Distributed session caching/caching HTTP session data |
6% |
| Security | - Understand core security concepts - Secure RESTful APIs - Consume secured RESTful APIs using JWT with SSO - Secure web applications (SSO) - Validate user input into web applications - Understand security hardening for production - Secure communications with TLS |
11% |
| Add telemetry/observability to microservices | - Add health checks to microservices - Provide metrics on microservices |
16% |
| Test microservices | - True-to-production integration testing - Contract testing microservice APIs |
6% |
| Containerize and deploy | - Containerize Liberty applications using Docker - Containerize Liberty applications using Podman - Deploy an application to Kubernetes using the Open Liberty Operator |
5% |
| Monitor and troubleshoot | - Log and trace - Manage logs - Analyze JSON logs - Detect slow and hung requests - Monitor with metrics |
8% |
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