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Exam Code: Ruby-Programmer-Gold
Exam Questions: 160
Ruby Association Certified Ruby Programmer Gold version 3
Updated: 21 May, 2026
Viewing Page : 1 - 16
Practicing : 1 - 5 of 160 Questions
Question 1

Consider the following Ruby code snippet that incorporates the use of refinements:

module StringAdjustments refine String do def emphasize "#{self}!" end endend class Writer using StringAdjustments  def emphasize_statement(statement) statement.emphasize endend writer = Writer.newexternal_statement = "Hello".emphasize result1 = writer.emphasize_statement("Hello")result2 = external_statement What will be the values of result1 and result2, respectively?

Options :
Answer: C

Question 2

Review the following Ruby code snippet:

def divide_numbers(x, y) x / yrescue ZeroDivisionError => e puts "Error: #{e.message}"end result1 = divide_numbers(10, 2)result2 = divide_numbers(10, 0)result3 = begin divide_numbers(10, '5') rescue TypeError => e "Caught: #{e.class}" endresult4 = divide_numbers(10, nil) rescue "Invalid operation" What will be the values of result1, result2, result3, and result4, respectively?

Options :
Answer: D

Question 3

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?

Options :
Answer: B,D

Question 4

Analyze the following Ruby code snippet that utilizes regular expressions for string processing:

class EmailExtractor EMAIL_REGEX = /(\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Z|a-z]{2,}\b)/  def self.extract_from(text) text.scan(EMAIL_REGEX).flatten endend text1 = "Contact us at [email protected] for assistance"text2 = "Send your feedback to: [email protected] and [email protected]"text3 = "No emails here!" result1 = EmailExtractor.extract_from(text1)result2 = EmailExtractor.extract_from(text2)result3 = EmailExtractor.extract_from(text3) What will be the values of result1, result2, and result3, respectively?

Options :
Answer: A

Question 5

Consider the following Ruby code snippet involving the implementation and usage of the Comparable module:

class TimeRange include Comparable  attr_reader :start_time, :end_time  def initialize(start_time, end_time) @start_time = start_time @end_time = end_time end  def (other) return nil unless other.is_a?(TimeRange) [start_time, end_time] [other.start_time, other.end_time] endend time_range1 = TimeRange.new(10, 20)time_range2 = TimeRange.new(15, 25)time_range3 = TimeRange.new(10, 20) result1 = time_range1 time_range3  What will be the values of result1, result2, and result3, respectively?

Options :
Answer: B

Viewing Page : 1 - 16
Practicing : 1 - 5 of 160 Questions

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