XK0-005 · Question #1644
XK0-005 Question #1644: Real Exam Question with Answer & Explanation
The correct answer is A: FROM httpd. {"question_number": 4, "correct_answer": "A", "explanation": "FROM is always the first instruction in a Dockerfile. It specifies the base image from which the new image will be built. Every Dockerfile must begin with a FROM instruction (with the only exception being ARG, which ma
Question
A Linux administrator needs to rebuild a container with the httpd service in order to change some default parameters. Which of the following should be the first command line in the Dockerfile?
Options
- AFROM httpd
- BBASE httpd
- CUSE httpd
- DINHERIT httpd
Explanation
{"question_number": 4, "correct_answer": "A", "explanation": "FROM is always the first instruction in a Dockerfile. It specifies the base image from which the new image will be built. Every Dockerfile must begin with a FROM instruction (with the only exception being ARG, which may precede FROM). FROM httpd pulls the official Apache HTTP Server image as the base. BASE, USE, and INHERIT (options B, C, D) are not valid Dockerfile instructions and will cause a build error.", "generated_by": "claude-sonnet", "llm_judge_score": 4}
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