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CSE MCQs :: Ruby Programming MCQs

Ruby Programming MCQs - Ruby Programming Ruby Basics
Ruby Programming MCQs - Ruby Programming Arrays, Hashes
Ruby Programming MCQs - Ruby Programming Conditional Statements
Ruby Programming MCQs - Ruby Programming Mathematic Operations, Loops
  1. What is the output of the given code?

    string = gets.chomp
    case string
    when string = "a"
    print "alphabet a"
    when string = "b"
    print "alphabet b"
    when string = "c"
    print "alphabet c"
    else 
        print "some other alphabet"
    end
    2. A.
    alphabet a
    B.
    b alphabet b
    C.
    alphabet c
    D.
    Syntax error

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  2. What is the output of the code?

     if 1>2
       puts "false"
       end
       else
       puts "True"
       end
    3. A.
    False
    B.
    True
    C.
    Syntax error
    D.
    None of the mentioned

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  3. What is the output of the code?

    variable="true".reverse
       if variable
       puts "true"
       else
       puts "false"
       end
    4. A.
    False
    B.
    True
    C.
    Syntax error
    D.
    None of the mentioned

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  4. What is the output of the given code?

    if !true
       print "False"
       elsif !true || true
       print "True"
       end
    5. A.
    True
    B.
    False
    C.
    Syntax eroor
    D.
    None of the mentioned

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  5. What is the output of the given code?

    a=true
       b=false
       if a && b
       puts "False"
       elsif a || b
       puts "True"
       else
       puts "neither true nor false"
       end
    6. A.
    false
    B.
    true
    C.
    neither true nor false
    D.
    none of the mentioned

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  6. What error does the if condition gives if not terminated with end statement?
    7. A.
    Syntax error
    B.
    Unexpected end
    C.
    Expecting keyword end
    D.
    All of the mentioned

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  7. What is the output of the given code?

    if 11>2
       puts "Eleven is greater than two"
       end
       print "You'r right"
    8. A.
    Eleven is greater than two
    B.
    You'r right
    C.
    Eleven is greater than two You'r right
    D.
    None of the mentioned

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  8. What is the output of the given code?

    hungry=false
    unless hungry
     print "Not hungry"
    else
     print "Hungry"
    end
    9. A.
    Not hungry
    B.
    Hungry
    C.
    Syntax error
    D.
    None of the mentioned

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