( 1 ) IN this batch of writ petitions, the petitioners are challenging the correctness of the answer key of Post-graduate Entrance Test-2002, "medicine Version M4" and to assign ranking on the basis of the corrected answers, or, in the alternative, a direction to the respondent-University to appoint an expert committee to look into the key answers provided by the University in respect of the challenged questions.

( 2 ) ALL the petitioners have successfully passed the MBBS examination and are eligible for appearing the Post-graduate Entrance Test-2002 held by the respondent-University. The respondent-University issued the calendar of events for the P. G. Entrance Test-2002, Medicine version M4 (for short, hereinafter referred to as "p. G. Entrance Test" ). As all the petitioners were found eligible to take the examination, they were issued with identity cards by allotting registration numbers and they were permitted to appear in the examination.

( 3 ) THE P. G. Entrance Test conducted by the University is an objective test consisting of 200 questions, each question having four optional answers. The candidates are required to select the correct answer out of four answe