Ruby Beginner Quiz
Master Ruby basics including syntax, variables, methods, classes, and control structures
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A preview of the style and depth. Try each one, then reveal the answer — or skip straight to the timed quiz.
1. What is Ruby?
- Dynamic, object-oriented programming language
- A gem library
- A database system
- A web framework
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Answer: Dynamic, object-oriented programming language. Ruby is a dynamic, interpreted, object-oriented programming language created by Yukihiro Matsumoto (Matz). Focuses on simplicity and productivity with elegant syntax.
2. What is the principle behind Ruby?
- Keep It Simple
- Convention over Configuration
- Don't Repeat Yourself
- Principle of Least Surprise (POLA)
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Answer: Principle of Least Surprise (POLA). Ruby follows POLA (Principle of Least Surprise) - the language should behave in a way that minimizes confusion. Designed to be intuitive and natural.
3. How do you output text in Ruby?
- console.log()
- puts or print
- System.out.println()
- echo
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Answer: puts or print. Use puts (adds newline) or print (no newline). p for debugging (shows inspect output). puts most common for output. Example: puts "Hello World".
Frequently asked questions
How many questions are in this Ruby quiz?+
30 questions, with a 45-minute time limit. Every question includes a written explanation of the correct answer.
Is this Ruby quiz free?+
Yes. Every quiz on CodexQuizz is free and needs no account. You only enter a name if you choose to post your score to the leaderboard.
What level is the beginner quiz aimed at?+
Master Ruby basics including syntax, variables, methods, classes, and control structures
Can I use this to prepare for a Ruby interview?+
Yes. The questions cover the topics that come up in Ruby technical screens, and the explanations are written so that a wrong answer still teaches you the underlying concept.
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