What do my subjects keep open?

openJEE MainTwo sessions a year, usually January and April. The better of the two scores counts. openJEE AdvancedOnce a year, usually late May or early June, a few weeks after JEE Main session 2. closedNEET UGNeeds: Biology openCUET UGOnce a year, usually May to June, with results in July. openCLATOnce a year, usually in December, for admission the next academic year. openAILETOnce a year, usually in December. openNDA & NA ExaminationTwice a year, usually April and September; notifications come out around December and May. openNATAMultiple sessions a year, usually from April to July; the best score counts. openUCEEDOnce a year, usually in January. openNID DATPrelims are usually in December or January; Mains follow in April or May. openNIFT EntranceOnce a year, usually in February. partlyCA FoundationHeld more than once a year; recent cycles were in January, May or June and September. Registration closes about four months before the exam. partlyCSEETFour times a year (January, May, July and November). partlyCMA FoundationTwice a year, usually June and December. partlyIPMATOnce a year, usually in May. partlyBBA entrance tests (NPAT, SET, CUET and others)Mostly between January and June. partlyICAR AIEEA UGOnce a year, usually May or June. openNCHM JEEOnce a year, usually in May. openIMU CETUsually twice a year, with the main session in June. openCommercial Pilot Licence (DGCA requirements)Ground exams are held every quarter; training takes 18 to 24 months. partlyIISER Aptitude Test (IAT)Once a year, usually in May or June. partlyNESTOnce a year, usually in June. openISI and CMI entranceOnce a year, usually in May. partlyState engineering and medical CETsMostly April to June. openNCET (ITEP)Once a year, usually in May or June. partlyScience and Mathematics OlympiadsIOQ is usually in January or February; camps run from April to June.