Takeoff at Sea Level: 3,450 feet Takeoff at 5000' 25°C: 6,870 feet Landing Distance: 2,078 feet
Landing
Are you looking for the CJ2, or Citation II? The website below has both aircraft and derivatives of them. Takeoff at Sea Level for CJ2 = 3,420 ft Landing Distance for CJ2 = 2,619 ft
I takes off at about 160 kts (184 mph). It really depends on what your pay-load is.
Aircraft landing lights are key to takeoff and landing, and should always be working and checked prior to takeoff. Replacement lights can be purchased from Amglo and XEVision.
VTOL
VTOL craft can takeoff and land vertically. hence Vertical Takeoff Or Landing
The flaps help to increase lift, which is essential to the landing and takeoff phase[s].
absolutely not.
during takeoff and landing
Yes, passengers are typically required to keep the airplane window shades open during takeoff and landing for safety reasons.
Airplane windows need to be open during takeoff and landing to allow passengers to see outside and help maintain orientation in case of an emergency evacuation.