Ruby MCQ Questions

This section focuses on "Basics" in Ruby. These Multiple Choice Questions (MCQ) should be practiced to improve the Ruby skills required for various interviews (campus interviews, walk-in interviews, company interviews), placements, entrance exams and other competitive examinations.

1. Ruby is ?

A. procedural language
B. scripting language
C. Markup language
D. Stylesheet language

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2. Ruby is designed by?

A. Yukihiro Matsumoto
B. Guido van Rossum
C. Tim Berners-Lee
D. Brendan Eich

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3. On which platform ruby runs on ?

A. Windows
B. Mac OS
C. Unix
D. All of the above

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4. Ruby was created in?

A. 1992
B. 1993
C. 1994
D. 1995

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5. Ruby was written in?

A. C
B. C++
C. Java
D. Objective C

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6. Which of the following statement is not a feature of ruby?

A. Ruby is interpreted programming language.
B. Ruby can be used to write Common Gateway Interface (CGI) scripts.
C. Ruby can be embedded into Hypertext Markup Language (HTML).
D. Ruby can not be connected to Database.

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7. Which will be output for the followinf code?

puts "Hello, Ruby!";

A. Hello, Ruby
B. Hello Ruby!
C. Hello, Ruby!
D. Hello Ruby

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8. When Whitespace characters such as spaces and tabs can not ignored in Ruby code?

A. While using strings
B. While using integer
C. while using float value
D. All of the above

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9. Which of the following is not a Reserved Words in Ruby?

A. begin
B. ensure
C. retry
D. pass

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10. Reserved word can not be used as?

A. constant
B. variable names
C. Both A and B
D. None of the above

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11. Which statement is used to declares code to be called before the program is run?

A. Start
B. Begin
C. Here
D. End

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12. Which character is used to give comment in ruby?

A. !
B. @
C. #
D. $

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13. Block comment conceals several lines from the interpreter with?

A. =begin and =end
B. =start and =end
C. =here and =end
D. =begin and =ending

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14. Which of the following is a Reserved Words in Ruby?

A. do
B. or
C. in
D. All of the above

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15. Which of the following is supported by Ruby?

A. Dynamic Type System
B. Multiple Programming Paradigms
C. Automatic Memory Management
D. All of the above

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16. Which of the following features does the 2.0 version of ruby supports?

A. New literals
B. Security fixes
C. Method keyword arguments
D. All of the above

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17. Which of the following languages syntax matches with the Ruby's syntax?

A. C
B. Perl
C. PHP
D. Java

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18. What is the extension used for saving the ruby file?

A. .rb extension
B. .ruby extension
C. .rrb extension
D. .rbb extension

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19. Which of the following are valid floating point literal?

A. 0.5
B. 5
C. 0.5
D. 5

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20. Ruby 2.7.1 version release date?

A. 31-03-2019
B. 31-01-2020
C. 31-03-2020
D. 31-04-2019

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