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  Prepare for the Psychometric tests

   Nowadays, you can see an increasing trend in the interview
   process for a job is, conducting psychometric tests. These tests
   can be further divided in to two.

   Aptitude/IQ Tests
   Personality/Behavivioural Tests

   Aptitude/IQ Tests
   These are timed tests. Usually short questions and there is
   one right   answer for each question. The test focus on what the   
   employer   looking for and measures the candidate's logical
   thinking and   reasoning capabilities.
 
  Personality/Behavioural Tests
  The one important thing you should remember is, "THERE IS
  NO   RIGHT OR WRONG ANSWER FOR THESE TYPE OF   QUESTIONS".  The best way to handle the questions are,
  answer as   honest as you can. Questions are designed to
  determine, whether   you are suitable for the position and the   organization/company.   

  psychometric-success.com
  This site offers very useful information of psychometric tests and   
  offers variety of free downloadable apptitude tests, furthermore   there are useful aptitude books as well, but you have to pay for   them

  peoplemaps.com
  This site offers a variety of information about psychometric tests.     There is a free personality test as well. Only ten questions, really   interesting