Free Ruby Association Ruby-Programmer-Gold Exam Questions
Absolute Free Ruby-Programmer-Gold Exam Practice for Comprehensive Preparation
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Ruby Association Ruby-Programmer-Gold Exam Questions
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Provided By: Ruby Association
- Exam: Ruby Association Certified Ruby Programmer Gold version 3
- Certification: Ruby Association Certified
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Total Questions: 160
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Updated On: Dec 08, 2025
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Rated: 4.9 |
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Online Users: 320
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Question 1
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Examine the following Ruby code snippet:
a = 2b = 3c = '4'result1 = a * bresult2 = a * cresult3 = c * bresult4 = c + a
Answer: B
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Question 2
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Examine the following Ruby code snippet that utilizes refinements:
module LengthConversion refine String do def to_meters self.to_f / 3.281 end endend class MeasurementConverter using LengthConversion def convert_to_meters(length_in_feet) length_in_feet.to_meters endend converter = MeasurementConverter.newoutside_conversion = "10".to_meters result1 = converter.convert_to_meters("10")result2 = outside_conversion What will be the values of result1 and result2, respectively?
Answer: C
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Question 3
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In Ruby programming, the correct use and understanding of operators is essential. Analyze the following Ruby code snippet:
a = 8b = 4result1 = a != bresult2 = a & b == 4result3 = (a * 2) / b Based on this code, which two of the following statements are true regarding the use and precedence of the operators?
Answer: B,D
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Question 4
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In Ruby, the use of blocks is a fundamental concept for iterating over collections and executing code repeatedly. Examine the following Ruby code snippet:
numbers = [1, 2, 3, 4, 5]sum = 0numbers.each { |number| sum += number }doubled = numbers.map { |number| number * 2 } Based on this code, which two of the following statements are true regarding the use and functionality of blocks?
Answer: C,E
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Question 5
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In Ruby, which of the following literals correctly creates a Hash object with default values for undefined keys?
Answer: B
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In Ruby, which of the following literals correctly creates a Hash object with default values for undefined keys?