A focused practice platform for competitive-exam MCQs, subject wise, topic wise practice, and current affairs revision.

Exams

SSC CGL
UPSC CSE
IBPS PO
RRB NTPC
CDS

Subjects

Mathematics
Physics
General Knowledge
English
Reasoning

Resources

Current Affairs
Search MCQs
Practice Sets

Company

About Us
Contact
Privacy Policy
Terms of Use
Disclaimer
Copyright

Practice library for exams, subjects, and daily revision. For learning purposes only.

© 2026 ObjectiveMcq.ComAll rights reserved

ObjectiveMcq

Print Protected

Printing this content is disabled

This page is protected for print. Use the website to view the content.

Which of the following is the valid string method? - Practice - ObjectiveMcq

HomePracticeRubyString MethodsWhich of the following is the valid...

String Methods RubyMedium

Which of the following is the valid string method?

Correct Answer: D — The .irreverse method

There is no predefined method which can reverse an already reversed string.

Related Practice

What is the output of the given code

print "What's your first name?"

first_name=gets.chomp

a=first_name.capitalize

a=a.reverse

puts"My name is #{a}"
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}"
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}"
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}"
What is the output of the given code

a=["hey", "ruby", "language"]

b=[puts b[puts a[2]
What is the output of the given code

a=["hey", "ruby", "language"]

b=["hey", "language", "ruby"]

if a==b

print "Equal"

else

print "Not equal"

end
What is the output of the given code

x, y, z = puts "The value of x is #{ x }."

puts "The sum of x and y is #{ x + y }."

puts "The average was #{ (x + y + z)/3 }."
What is the output of the given code

a=["hey", "ruby", "language"]

b=["hey", "ruby", "language"]

if a==b

print "Equal"

else

print "Not equal"

end