As for the cover letter, you can put it at the back of your resume, but it should be highly targeted. Unless you like the work in that company and write an article about it, it's the same.

As for the content of your resume: you should be a fresh graduate, right?

Specifically, it includes: personal data, personal education (if it is not a fresh student, the education will be put behind), personal internship experience (if it is not a fresh student, it is personal work experience), personal honor and other items.