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#1. Who are the exponents of UDC?
#2. When was UDC published for the first time?
#3. Which institution funded the UDC?
#4. Where is Institute International de Bibliography located?
#5. In which language was UDC published for the first time?
#6. The credit for introducing and popularising UDC in the United Kingdom, and from there to the Commonwealth countries, goes to ....
#7. What are the official languages for the maintenance of UDC?
#8. The UDC notation consists of the following sets of symbols:
#9. Identify the feature of notation in UDC?
#10. What helps in the expansion of UDC?
#11. The responsibility for the maintenance and updating of UDC lies with ..
#12. Which of the following is true regarding UDC?
#13. Which of the following is true regarding UDC?
#14. What are the drawbacks of UDC?
#15. What is infix?
An element or a number that interrupts another number, e.g.,
622 is mining and 333 is coal so that 622:333 is coal mining.
This number can be interrupted by infixing (410). Thus, in
622(410):333, (410) is an infix.
Intercalation The device that facilitates infixing explained under Infix above.