Scanner inputStream null try inputStream new Scanner new f
     Scanner inputStream = null;  try  {inputStream = new Scanner (new fileInputstream (\"data. Txt\"));}  catch (fileNotFoundException e)  {System. out. prinIn (\"Error opening files\");  System. exit (0);}  while (inputStream.hasNextLine())  {String aline = null;  aline = inputStream, nextLine():}  System.out.printIn (alin + \"\" + alin);  and the following contents of data txt;  double  toil  trouble  What does the program output?  double double  toil toil  trouble trouble   
  
  Solution
The stmts in while loop are repeat thrice and when aline.nextline =null..
Control comes out of the loop and last value in aline will be printed
So the answer is trouble trouble
option D

