All old and new course code noun

Here is a list of old and new course codes for various subjects, along with their corresponding nouns:

Old Course Codes (pre-2019)

1. Mathematics
   • Old code: MAT
   • New code: MATH
   • Noun: Mathematics
2. Physics
   • Old code: PHY
   • New code: PHYS
   • Noun: Physics
3. Chemistry
   • Old code: CHE
   • New code: CHEM
   • Noun: Chemistry
4. Biology
   • Old code: BIO
   • New code: BIOL
   • Noun: Biology
5. Computer Science
   • Old code: CSC
   • New code: COMPSCI
   • Noun: Computer Science
6. Economics
   • Old code: ECO
   • New code: ECON
   • Noun: Economics
7. English
   • Old code: ENG
   • New code: ENGL
   • Noun: English
8. History
   • Old code: HIS
   • New code: HIST
   • Noun: History
9. Psychology
   • Old code: PSY
   • New code: PSYCH
   • Noun: Psychology
10. Statistics
    • Old code: STA
    • New code: STAT
    • Noun: Statistics

New Course Codes (post-2019)

1. Mathematics
   • New code: MATH
   • Noun: Mathematics
2. Physics
   • New code: PHYS
   • Noun: Physics
3. Chemistry
   • New code: CHEM
   • Noun: Chemistry
4. Biology
   • New code: BIOL
   • Noun: Biology
5. Computer Science
   • New code: COMPSCI
   • Noun: Computer Science
6. Economics
   • New code: ECON
   • Noun: Economics
7. English
   • New code: ENGL
   • Noun: English
8. History
   • New code: HIST
   • Noun: History
9. Psychology
   • New code: PSYCH
   • Noun: Psychology
10. Statistics
    • New code: STAT
    • Noun: Statistics

Please note that these codes may vary depending on the institution or country.