Test 10 Questions easa-drone, no time limit

1 - Can the operator go and change the limitations set by the manufacturer?
2 - On the weather map of the flight area, the isobars are close together. What does this mean?
3 - The remote pilot may operate the UAV beyond the limits set by the manufacturer in the FLIGHT MANUAL?
4 - To what environmental factors is the performance of the UAV and battery subject?
5 - In meteorology, what unit of measurement is used to indicate the cloudiness of the sky?
6 - A multi-engine, by its very nature is negatively subject to:
7 - The ability of the UAS pilot to keep the drone in sight, as well as to have the awareness of its spatial surroundings with estimated separations, compared to that of a pilot on board an aircraft is:
8 - The only batteries on the market for UAVs are LiPo batteries:
9 - With regard to batteries, what do acronyms such as 'LiPO, LiION, NiCd, NiMH' indicate?
10 - In the event of rain or snow, they will be compromised: