How to take the CAD exam for recruiting CAD draftsmen in construction companies? What should I prepare before the exam? Are there any good reference books?

Architectural drawing major, you have to go for an interview. First of all, if this is your major, you have worked in this industry. The interview will definitely ask you about your previous work and test the level of your major. CAD is just a tool. You want to draw a picture, just to see if you have really done it, and to see if the picture you have drawn is not standardized. Whether to do it according to the requirements of this major. Don't go if you haven't done this before. If you have done it, it's nothing to draw a picture. You can also find some professional architectural drawings from the Internet and learn from others. See more and think more.