Containerized Application Development (EX276)

The performance-based Red Hat Certificate of Expertise in Containerizing Software Application Development exam tests your ability to implement and run services as Docker containers. 

A container designer who earns the Red Hat Certificate of Expertise in Containerizing Software Application Development has demonstrated the skills, knowledge, and abilities needed to create and update container images, and to run and link containers.

In preparation

Red Hat highly recommends that candidates for this exam earn Red Hat® Certified System Administrator (RHCSA) before attempting this exam, but it is not required.

Study points for the exam

To help you prepare, review the exam objectives, which highlight the task areas you can expect to see on the exam.

Candidates should have the following skills and abilities:

  • Implementing images
    • Understand and use FROM (the concept of a base image)
    • Understand and use RUN
    • Understand and use ADD
    • Understand and use COPY
    • Understand the difference between ADD & COPY
    • Understand and use WORKDIR and USER
      • Understand security-related topics
    • Understand the differences and applicability of CMD versus ENTRYPOINT
      • Understand ENTRYPOINT with param
    • Understand and use ONBUILD
    • Understand when and how to EXPOSE port from a Dockerfile
    • Understand and use environment variables inside images
      • Understand how ENV is used to allow multiple containers work together
    • Understand container VOLUME
      • Mount a host directory as a data volume
        • Understand security and permissions requirement related to this approach
    • Create and mount a data volume container
      • Understand lifecycle and "clean up" requirement of this approach
  • Managing images
    • Understand private registry security
    • Interact with many different registries
    • Understand and use image tags
    • Push and pull images from/to registries
    • Backup an image with its layers and meta datas versus backup a container state
  • Running containers locally
    • Link containers
      • Connect with the linking system
      • Understand and apply environment variables naming requirement while using the linking system
    • Get container logs
    • Listen to Docker events on the Docker host
    • Use Docker inspect
    • Share data between containers
      • Use a mounted host directory as a data volume
      • Use and mount a data volume container
    • Understand host and container basic security best practices

Red Hat reserves the right to add, modify, and remove objectives. Such changes will be made public in advance through revisions to this document.

As with all Red Hat performance-based exams, configurations must persist after restart without intervention.

Prüfungsformate

Präsenzschulung

Red Hat bietet ein umfangreiches Angebot an offenen Seminaren und Schulungen, zu festen Terminen, an mehr als 25 Standorten in Europa an. Unsere Schulungen werden ausschließlich von Red Hat Certified Instructors (RHCI) durchgeführt. Die Schulungsteilnehmer werden durch aktive Mitarbeit, viele praktischen Übungen und Beispiele an die Lerninhalte herangeführt. Beispiele und Musterlösungen werden in der Gruppe diskutiert und bewertet. Am Ende eines jeden Kapitels steht eine Wissenskontrolle um das Gelernte zu überprüfen und ggf. noch offene Lernlücken zu identifizieren.

Dauer: 3 Stunden
Preis: € 515 oder 2 Schulungseinheiten

On-site-Training

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Red Hat bietet On-site-Trainings für das komplette Kurs-Portfolio, wie Red Hat Enterprise Linux, JBoss Middleware, Virtualisierung und Storage an.

Dauer:   3 Stunden
Preis:    auf Anfrage

Terminal

Dauer:   3 Stunden
Preis
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Teilnehmer

Audience for this exam

The following audiences may be interested in earning the Red Hat Certificate of Expertise in Containerizing Software Application Development:

  • Enterprise SOA architects who are interested in moving to a containerized software application pattern
  • People working in a DevOps environment who need to create, update and run containers in a development environment for eventual migration to production

Prerequisites for this exam

Candidates for this exam should:

  • Have familiarity working in a Red Hat Enterprise Linux environment
  • Gain the Red Hat Certified System Administrator (RHCSA) credential
  • Have taken the Containerizing Software Applications (DO276) course
  • Review the Red Hat Certificate of Expertise in Containerizing Software Applications Development objectives
Empfohlene Kurse & Examen

Recommended training

In preparation to take this expertise exam, Red Hat recommends:

 

  • Containerizing Software Applications (DO276)
    Learn how to design containers for the deployment of an existing application across multiple containers, build and test those containers using Docker, and deploy the application in a Kubernetes cluster to achieve high availability and load balancing. 

Schulungen & Examen

02.08.19
EX200Stuttgart
02.08.19
EX403Stuttgart
05.08.19
DO280Berlin
05.08.19
DO407Munich-Garching
09.08.19
EX407Munich-Garching
12.08.19
DO288Berlin
12.08.19
RH199Hamburg
15.08.19
EX288Berlin
19.08.19
RH442Stuttgart
23.08.19
EX442Stuttgart

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