Do the exercises 3, 4 and 5 page 107 of https://www.sissa.it/tpp/phdsection/OnlineResources/6/susycourse.pdf
Do the exercises 3,4 and 5 page 75Â
Derive the N=1 SYM action in components from N=1 superspace and check its gauge invariance as well as supersymmetry invariance.