The Full Form of TYBA is‍ Third Year Bachelor of Arts.

Bachelor of Arts (BA or AB; from the Latin baccalaureus artium or artium baccalaureus) is the holder of a bachelor’s degree awarded for an undergraduate program in the arts and sciences. A Bachelor of Arts degree course is generally completed in three or four years, depending on the country and institution.

• Degree attainment typically takes four years to get in Saudi Arabia, Nepal, Ghana, Afghanistan, Lebanon, Armenia, Kenya, Brunei, Greece, Bangladesh, Azerbaijan, Egypt, Iran, Israel, Japan, Kazakhstan, Lithuania, Latvia, Nigeria, Serbia, Spain, Pakistan, the Philippines, Qatar, Thailand, Russia, Ireland, South Korea, Iraq, Kuwait, Turkey, Hong Kong, the United States, and most of the Americas.^[1]
• Degree attainment typically takes three years in most of the European Union, the United Kingdom, Albania, Australia, Bosnia and Herzegovina, India, New Zealand, Iceland, Norway, Singapore, the Caribbean, South Africa, Switzerland, and the Canadian province of Quebec.