Basic Syntax In Ruby - Study Mode

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[#1] What symbol is used to denote comments in Ruby?

(A) //

(B) #

(C) --

(D) /* */

Correct Answer

(B) #

[#2] Which symbol is used to concatenate strings in Ruby?

(A) +

(B) .

(C) :

(D) <<

Correct Answer

(D) <<

[#3] What does the 'puts' method do in Ruby?

(A) Prints to console

(B) Converts to string

(C) Finds the length

(D) Reads input from user

Correct Answer

(A) Prints to console

[#4] In Ruby, what is the keyword used to define a method?

(A) function

(B) define

(C) method

(D) def

Correct Answer

(D) def

[#5] Which of the following is a valid variable name in Ruby?

(A) my_variable

(B) 123variable

(C) _variable

(D) variable-1

Correct Answer

(A) my_variable