Brief

Question 1

CTWO+T

Answer 1

Chart (AP, Area, Taxi, Arrival, Departure)
Terrain (relevant MSA)
Weather (Brief as normal. Crosscheck QNH)
Operational (Flap, power setting, speeds for takeoff, MELs, non standard takeoff profiles etc)
+
Threats ( As applicable)

Question 2

SNAA - missed approach

Answer 2

Select the active nav source on the PFD,
Select the lateral and vertical nav modes on the FGP,
Selected cleared or Missed approach altitude,
Engage Autopilot if req.