The minimum requirements to be met by the Ph.D. Program Candidates; 

• Candidates must hold a Bachelor's Degree and MSc. Degree [(or be in a position to graduate during the Application Period), (The candidates with a Non-Thesis MSc. Degree attained by 06.02.2013 can apply for Ph.D. programs)],
• Candidates must have a valid ALES score, a minimum of 55 in Quantitative Section or GRE Exam result, which has been certified by the Turkish Council of Higher Education (YÖK) equivalent to a minimum of ALES 55 Quantitative, 
• Candidates must have a valid YDS score, a minimum of 55 or other equivalent exams certified by ÖSYM equivalent to a minimum YDS 55,
• Candidates applying for programs whose medium of instruction are English must have a valid YDS score, a minimum of 60 or other equivalent exams certified by ÖSYM equivalent to a minimum YDS 60,
• General Achievement Score is calculated as follows:
  General Achievement Score= 0.40*Entrance Exam Score + 0.10*Bachelor's/MSc. GPA + 0.50*ALES Score
• For a candidate to be successful, his/her general achievement score must at least be 60 out of 100.
• The candidates who do not sit in the entrance examinations (either oral/written) are considered failed and are not included in the announcement list.

The above programs are the minimum requirements and the stated values can be determined differently with an offer by the Department and the Decision of the Gradaute School and by the Approval of the University Senate on the condition that they meet the minimum standards set by the Turkish Council of higher Education.