Call Sign Struture

Question 1

02-S2
03-S3
05-XO
06-COMMANDER
07-SGMAJOR

Answer 1

X-X-RAY /TOC 
80-USUALLY FIRE SUPPORT
A-ACTUAL
R-RADIOMAN
D=DRIVER
G-GUNNER

Question 2

Battalion - Tiger -1

Company-Assassin -4

Answer 2

1-1st platoon
2-2nd platoon
3-3rd platoon