this is my thesis, summerize it for me, and give me real viva question which can be asked on this thesis
~/attachments/b68be341-7bfa-4053-8bd0-ba4d58fb3896/
ophthalmology thesis viva questions research methodology dissertation defense
ophthalmology research methodology AND thesis
python -c "from pypdf import PdfReader; p='/tmp/workspace/attachments/b68be341-7bfa-4053-8bd0-ba4d58fb3896/Abhishek ophthalmology final thesis datia.pdf'; r=PdfReader(p); print('PAGES',len(r.pages)); [print('\\n---PAGE',i+1,'---\\n', (pg.extract_text() or '')[:1800].replace('\\x00',' ')) for i,pg in enumerate(r.pages)]"
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mkdir -p "/tmp/workspace/thesis-viva/src" "/tmp/workspace/thesis-viva/output" && python -c "from pypdf import PdfReader; p='/tmp/workspace/attachments/b68be341-7bfa-4053-8bd0-ba4d58fb3896/Abhishek ophthalmology final thesis datia.pdf'; r=PdfReader(p); out=[];\nfor i,pg in enumerate(r.pages):\n t=(pg.extract_text() or '').encode('utf-8','replace').decode('utf-8'); out.append('\\n\\n===== PAGE %d =====\\n%s'%(i+1,t));\nopen('/tmp/workspace/thesis-viva/src/extracted.txt','w',encoding='utf-8').write(''.join(out)); print(len(r.pages), 'pages extracted')"
python -c "from pypdf import PdfReader; p='/tmp/workspace/attachments/b68be341-7bfa-4053-8bd0-ba4d58fb3896/Abhishek ophthalmology final thesis datia.pdf'; r=PdfReader(p); out=['\\n\\n===== PAGE %d =====\\n%s'%(i+1,(pg.extract_text() or '').encode('utf-8','replace').decode('utf-8')) for i,pg in enumerate(r.pages)]; open('/tmp/workspace/thesis-viva/src/extracted.txt','w',encoding='utf-8').write(''.join(out)); print(str(len(r.pages))+' pages extracted')"
"MATERIALS AND METHODS" in ~/thesis-viva/src
"OBSERVATION AND RESULTS" in ~/thesis-viva/src
"CONCLUSION" in ~/thesis-viva/src
"SUMMARY" in ~/thesis-viva/src
"LIMITATIONS" in ~/thesis-viva/src