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RubyonRails
Level:-Basic
Q(1) ERB stands for _______.
A Established Ruby
B Embedded Ruby
C Extended Ruby
D None of the above
Q(2) How many types of default environments are given by Rails?
A 1
2
C 3
D 4
Level:-Intermediate
Q(1) How to create a skeleton for library application?
A tp> rails library
B tp> rails new library
C tp> rails new
D Both A and B
Q(2) Rakefile will be used by rake utility supplied along with the Ruby installation.
True
B False
Level:-Expert
Q(1) Which of the following calls block once for each element in self, passing that element as a parameter?
A tp> array.each { |item| block }
B tp> array.delete_if { |item| block }
tp> Both A and B
D None of the Above
Q(2) Which of the following invokes block once for each element of self, replacing the element with the value returned byblock?
A array.collect! { |item| block } [or] array.map! { |item| block }
B array.sort! [or] array.sort! { | a,b | block }
C array.collect { |item| block } [or] array.map { |item| block }
D All of the Above
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