This video has the basic commands and tool to draw simple drawing. Annotating, block creating and plotting are breafly described in here. I recommand this video to the beginner level draughtsmans to optimize their drawing skills with this simple techniques.
This is a model answer of mex3211. most of common questions are discussed in here
Plotting instructions and other data sheets for plotting and calculations
2013/2014 model paper
Short note of all books of mex3211 (exc
ept book 4)
Engineering drawing text book for mex3211 (sinhala)