Computer Science · Oct / Nov 2020 · Paper 1 HL · Question 11
Adapt for 2027Sensors, transducers (A1.3.6, HL only) and polling vs interrupts are on the course, but swipe-card alternatives are not.
IBCS
As printed in the paper
The question as text
11. A company produces and sells domestic floor-cleaning robots. The floor-cleaning robots can clean different surfaces like wood and carpet. The floor‑cleaning robots can also avoid obstacles or stairs. Sensors are used by the processor that controls the floor-cleaning robot so that it can move safely.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
11(a)[4]
11(b)[3]
11(c)(i)[1]
11(c)(ii)[3]
11(d)[4]
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