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Ruby
Quiz 1
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Q.1
Which of the following option is supported by Ruby?
Dynamic Type System
Multiple Programming Paradigms
Automatic Memory Management
All of the Above
Q.2
Ruby was written in which language?
C
C++
Java
Objective C
Q.3
Which is not a Reserved Words in Ruby?
retry
pass
begin
ensure
Q.4
It is must for Ruby to use a compiler.
True
False
Q.5
Which of the following features does the 2.0 version of ruby supports?
New literals
Security fixes
Method keyword arguments
All of the Above
Q.6
Ruby was developed in ............ by ......................
1991, Brendan Eich
1992, Tim Berners-Lee
1993, Yukihiro Matsumoto
1994, Brendan Eich
Q.7
Ruby runs on which platform?
Unix
Mac OS
Windows
All of the Above
Q.8
What is ruby?
Markup language
Scripting language
Procedural language
Stylesheet language
Q.9
What does the 1…indicate?
Inclusive range
Exclusive range
Both inclusive and exclusive range
None of above
Q.10
The == ‘is equal to’ is known as relational operator in ruby?
True
False
Q.11
Which of the following is valid conditional statement in ruby?
els
else
if else
None of above
Q.12
Which of the following symbol is used for commenting in ruby?
*
/
#
$
Q.13
Which of the following type of comments are valid in ruby?
Single Line
Multiple Line
Both Single & Multiple Line
None of above
Q.14
What does the .upcase method do?
Convert the string to lowercase
Convert the string to uppercase
Convert only lowercase string to uppercase and vice-versa
None of above
Q.15
Which of the following are valid floating point literal in ruby?
0.2
0.5
1.0
None of above
Q.16
What are the sequence of ruby strings?
8-bit bytes
10-bit bytes
16-bit bytes
None of above
Q.17
Which of the following is the file extension used for saving the ruby file?
.rb
.ruby
.rrb
None of above
Q.18
........... syntax matches with the Ruby’s syntax.
Java
PHP
Perl
None of above
Q.19
Is Ruby a strongly typed language?
Yes
No
Q.20
What is the output of the given code?Ans=Ruby puts "#{Ans} is an oop language" puts "It is very efficient language" puts "#{expr} is used on rails platform"
Error, no output
Ruby is an oop languageIt is very efficient languageundefined local variable
Ruby is an oop languageIt is very efficient language#{expr} is used on rails platform
None of the mentioned
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