Ruby MCQ Questions with answers and solutions Page 18

Q. What is the output of the given code?
"Ruby Language".length
= begin
calculate length
= end

(A) 13
(B) 12
(C) Error
(D) None of the mentioned

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✅ Correct Answer: (C) Error

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. What will be the output of the given code?
"I'am learning Ruby Language".reverse.upcase.length

(A) 27
(B) egaugnal ybuR gninreal ma'I
(C) ERAUGNAL YBUR GNINREAL MA'I
(D) Undefined method 'reverse' for 27:Fixnum

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✅ Correct Answer: (A) 27

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. Why do we use comments?

(A) For later use to understand the working of the program
(B) It is an efficient way of programming
(C) It makes easy for the third person to understand
(D) All of the mentioned

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✅ Correct Answer: (D) All of the mentioned

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. How to comment multiple lines in ruby?

(A) Using multiline comments
(B) Using single line comments
(C) No option to comment
(D) All of the mentioned

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✅ Correct Answer: (A) Using multiline comments

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. What will be the output of the given code?
"Come let's learn.reverse Ruby.length language".upcase

(A) nreal s'tel emoC 4 LANGUAGE
(B) Undefined error
(C) "COME LET'S LEARN.REVERSE RUBY.LENGTH LANGUAGE"
(D) None of the above

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✅ Correct Answer: (C) "COME LET'S LEARN.REVERSE RUBY.LENGTH LANGUAGE"

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. What is the output of given code?
string="I'am Learning RUBY Language".downcase
string.upcase

(A) Undefined method
(B) "I'AM LEARNING RUBY LANGUAGE"
(C) I'am Learning RUBY Language
(D) None of the mentioned

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✅ Correct Answer: (B) "I'AM LEARNING RUBY LANGUAGE"

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. What is the output of the code?
print "What's your first name?"
first_name=gets.chomp
a=first_name.capitalize
first_name.capitalize!
print "What's your last name?"
last_name=gets.chomp
b=last_name.capitalize
last_name.capitalize
puts "My name is #{first_name} #{last_name}"

(A) Amil Jones
(B) What's your first name? amil What's your last name? jones My name is Amil Jones
(C) What's your first name? amil What's your last name? jones My name is Amil jones
(D) None of the mentioned

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✅ Correct Answer: (B) What's your first name? amil What's your last name? jones My name is Amil Jones

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. What is the output of the following?
ruby.reverse

(A) Error in compilation
(B) ybur
(C) 4
(D) Undefined local variable ruby

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✅ Correct Answer: (D) Undefined local variable ruby

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. What is the output of the given code?
print "what's your first name?"
first_name=gets.chomp
a=first_name.capitalize
"first_name.capitalize!".reverse
puts"My name is #{first_name}"

(A) amil jones
(B) What's your first name? amil My name is amil
(C) My name is lima
(D) My name is limA

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✅ Correct Answer: (B) What's your first name? amil My name is amil

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Q. What is the output of the following?
"Iam learning ruby language".length

(A) 26
(B) 23
(C) 20
(D) 18

💬 Discuss

✅ Correct Answer: (A) 26

Published by Mr. Dubey ⭐ 111.54K Points at 21-Apr-2024 11:57 am in Ruby

Ruby MCQs with answers Page - 18

Q. What is the output of the given code?
"Ruby Language".length
= begin
calculate length
= end

Q. What will be the output of the given code?
"I'am learning Ruby Language".reverse.upcase.length

Q. Why do we use comments?

Q. How to comment multiple lines in ruby?

Q. What will be the output of the given code?
"Come let's learn.reverse Ruby.length language".upcase

Q. What is the output of given code?
string="I'am Learning RUBY Language".downcase
string.upcase

Q. What is the output of the code?
print "What's your first name?"
first_name=gets.chomp
a=first_name.capitalize
first_name.capitalize!
print "What's your last name?"
last_name=gets.chomp
b=last_name.capitalize
last_name.capitalize
puts "My name is #{first_name} #{last_name}"

Q. What is the output of the following?
ruby.reverse

Q. What is the output of the given code?
print "what's your first name?"
first_name=gets.chomp
a=first_name.capitalize
"first_name.capitalize!".reverse
puts"My name is #{first_name}"

Q. What is the output of the following?
"Iam learning ruby language".length

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Ruby MCQs with answers Page - 18

Q. What is the output of the given code? "Ruby Language".length = begin calculate length = end

Q. What will be the output of the given code? "I'am learning Ruby Language".reverse.upcase.length

Q. Why do we use comments?

Q. How to comment multiple lines in ruby?

Q. What will be the output of the given code? "Come let's learn.reverse Ruby.length language".upcase

Q. What is the output of given code? string="I'am Learning RUBY Language".downcase string.upcase

Q. What is the output of the code? print "What's your first name?" first_name=gets.chomp a=first_name.capitalize first_name.capitalize! print "What's your last name?" last_name=gets.chomp b=last_name.capitalize last_name.capitalize puts "My name is #{first_name} #{last_name}"

Q. What is the output of the following? ruby.reverse

Q. What is the output of the given code? print "what's your first name?" first_name=gets.chomp a=first_name.capitalize "first_name.capitalize!".reverse puts"My name is #{first_name}"

Q. What is the output of the following? "Iam learning ruby language".length

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Q. What is the output of the given code?
"Ruby Language".length
= begin
calculate length
= end

Q. What will be the output of the given code?
"I'am learning Ruby Language".reverse.upcase.length

Q. What will be the output of the given code?
"Come let's learn.reverse Ruby.length language".upcase

Q. What is the output of given code?
string="I'am Learning RUBY Language".downcase
string.upcase

Q. What is the output of the code?
print "What's your first name?"
first_name=gets.chomp
a=first_name.capitalize
first_name.capitalize!
print "What's your last name?"
last_name=gets.chomp
b=last_name.capitalize
last_name.capitalize
puts "My name is #{first_name} #{last_name}"

Q. What is the output of the following?
ruby.reverse

Q. What is the output of the given code?
print "what's your first name?"
first_name=gets.chomp
a=first_name.capitalize
"first_name.capitalize!".reverse
puts"My name is #{first_name}"

Q. What is the output of the following?
"Iam learning ruby language".length