The following are some commonly used acronyms.

• NIOS: National Institute of Open Schooling. Link to section
• TMA: Tutor Marked Assignments. Link to section
• PCP: Personal Contact Program. Link to section
• ODES: On Demand Exams. Link to section
• OBE: Open Basic Education
• PE: Public Exam. Link to section
• ODL: Open and Distance Learning
• VOS: Virtual Open Schooling
• SYT: Subject Yet To Be Cleared In Theory
• SYP: Subject Yet to Be Cleared In Practical
• SYC: Subject Yet to be Cleared
• UFM: Using Of Unfair Means
• RL: Result Later
• RW: Result Withheld
• NC: Not computable as the required data for result calculation is unavailable
• AI/SC: Accredited Institutes/Study Centre
• RC: Regional Centre
• VOC: Vocational
• SSS: Student Support Services