Question 45

Decypher this segment selector: 0x08.

Answer

0x08 = 0 0 0 0 0 0 0 0 0 0 0 0 1   0    0 0
   =========================        ===
   index                       T    ring

Index = 1, first segment
T = 0, this is the first segment in GDT, not LDT
ring = 0, this is the 0-th protection ring, we are actually in the most privileged mode.