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Operators in Ruby MCQ question and answer with solution | Ruby Programming MCQs

Learn Operators in Ruby MCQ Questions and answers with easy and logical explanations in Ruby Programming. Operators in Ruby MCQ question provides all type of technical mcq questions which is important for technical exams, campus exams and other entrance examination. Page-3 section-1

21
What is the result of the expression: !(true && false) in Ruby?
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Answer & Solution
Answer: Option A
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22
What is the output of the given code?
counter = -50
while counter <0
  puts counter
  counter+=10
  end
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Answer & Solution
Answer: Option B
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23
What will be the output of the given code?
 boolean_1 = 2**3 != 3**2 || true
puts boolean_1
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Answer & Solution
Answer: Option A
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24
Which of the following is a valid boolean operator?
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Answer & Solution
Answer: Option D
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25
Ruby does not support ++ operator, it only supports += operator.
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Answer & Solution
Answer: Option A
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26
Assignment operator is also known as relational operator.
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Answer & Solution
Answer: Option A
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27
The == 'is equal to' is known as relational operator.
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Answer & Solution
Answer: Option A
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28
What is the output of the given code?
a = 5
b=10
while a <10 && b<20
  puts a+b
  a+=2
  b+=2
  end
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Answer & Solution
Answer: Option B
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29
What is the output of the given code?
 a = 5
b=10
while a <10 || b<20
  puts a*b
  a+=2
  b+=2
  end
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Answer & Solution
Answer: Option B
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30
The '=' is used for assigning value to variable?
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Answer & Solution
Answer: Option A
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