EX188 — Red Hat Certified Specialist in Containers Practice Test

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Description

EX188 is Red Hat's Specialist in Containers exam for building and running containers with Podman, and RHCSA helps but isn't required. Red Hat suggests the DO188 course or comparable Linux terminal and shell experience. Use the practice test to see where you stand on writing Containerfiles, running containers locally, managing images and multi-container apps.

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EX188Red Hat Certified Specialist in Containers
Mapped
Domains Covered
Implement Images Using Podman and Containerfile
Manage Images
Run Containers Locally Using Podman
Run Multi-Container Applications with Podman
Troubleshoot Containerized Applications

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Q 50 / 5002:14
Which protocol operates at the transport layer?
A HTTP
B TCP
C ARP
D ICMP
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Correct
Option B is correct — TCP operates at the transport layer
Why?
TCP (Transmission Control Protocol) provides reliable, connection-oriented communication at Layer 4 of the OSI model.

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EX188 Questions

Study from 160 practice questions aligned to the latest EX188 objectives.

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Why is TCP connection-oriented?
TCP uses a three-way handshake (SYN, SYN-ACK, ACK) to establish a reliable session before data transfer begins...

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Frequently asked questions

Everything you need to know about prepping for EX188.

What is the EX188 exam format?
Official format is typically N/A - performance-based tasks on live systems questions, 150 minutes, passing score 210/300/0-300.
How much does the EX188 exam cost?
The official exam fee is $500 USD. Pricing may vary by country, currency, or voucher.
What topics are on the EX188 exam?
The EX188 syllabus is organized into 5 domains. (Last updated: 2022-10-05)
  • Implement Images Using Podman and Containerfile (30%)
  • Run Containers Locally Using Podman (25%)
  • Manage Images (20%)
  • Run Multi-Container Applications with Podman (15%)
  • Troubleshoot Containerized Applications (10%)
How should I prioritize the EX188 syllabus?
Start with the highest‑weight domains first: Implement Images Using Podman and Containerfile, Run Containers Locally Using Podman, Manage Images. Then work down the list and use practice questions to validate each topic.
What are the prerequisites for EX188?
Recommended experience includes DO188 - Red Hat OpenShift Development I: Introduction to Containers with Podman. Use the syllabus domains above to identify any gaps before you schedule the exam.
Is the EX188 exam active in 2026?
Current status: ACTIVE. Last content update: 2022-10-05.
How long is the EX188 certification valid?
Certification validity is typically 3 years. Recertification options vary by vendor and program.
When was EX188 released and when does it retire?
Released: 2022-10-05.
How many EX188 practice questions are included on ExamJungle?
This EX188 practice test includes 160 practice questions in the simulator, with explanations and study tools.
Is this the real EX188 exam?
No, but the questions mirror the format, difficulty, and objectives so you are fully prepared.
How long do I get access?
Access depends on your plan, with ongoing updates to the EX188 pool.
Can I study on mobile?
Yes, the simulator is optimized for desktop and mobile so you can keep studying anywhere.
Does this include explanations?
Yes, detailed explanations are included for every question.

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