olemus
ISO/IEC 2382:
silmus, mille täitmise saab lõpetada ainult väline sekkumine
= a loop whose execution cann be terminated only by external intervention

näiteid
https://prepbytes-misc-images.s3.ap-south-1.amazonaws.com/assets/1675152578370-Infinite%20Loop1.png