Happy Coding

#Single Inheritance class Marks   def pass     puts "\nEnter Maths Marks"     mat=gets.to_i     puts "Enter computer Marks"     com=gets.to_i     puts "Enter science Marks"     sci=gets.to_i     puts "\nTotal Marks:", tot=(mat.to_i + com.to_i + sci.to_i), "\n "     if tot < 150       puts "You are passed in second class"     else       puts "You are passed in first class"     end   end end class Student < Marks   def pass     puts "Enter the Rollno"     no=gets.to_i     puts "Enter the Name"     name=gets     puts "Enter the Depatment"     dept=gets     puts "\nRollno: #{ no}"     puts "Name: #{ name}"     puts "Depatment: #{ dept}"     puts "\nHai "+ name +" \nPlease enter Marks"      super   end end obj1=Student.new obj1.pass

Sample Files program in Ruby Programming File.new("input.txt", "w+") File.new("temp.txt", "r+") File.new("output.txt","a+") myfile = File.open("input.txt", "w+") myfile.puts "Hai welcome to files in ruby programming " myfile.close File.zero?("output.txt") puts "open file" check_file = gets.chomp test = open(check_file) puts "The file #{check_file}" puts test.read

#Print the three digit numbers in given array my_array = [111,45456,456,74897,787,45466,789,6587,784,234,456,4658,4587,235,456] my_reg = [] my_array.each do |k| my_reg << my_array end if my_reg=my_array.select {|n| n.to_s.match(/^\d{3}$/)} puts my_reg end

Hi friends please find below link to download free ugc net computer science papers without cost... Enjoy All the best your exam. Click to download ugc net papers