Downloading process includes accessing of remote files or programs that can be viewed on personal computer with the help of an internet.
We download a lot of files like media files, docs and pdfs etc. as these are present on remote computers which are shared by different people.Opening pictures and e-mails link that direct on a website ,copying word files and pdfs from company's network as well as upgrading software from web and transferring music files from a computer are a part of downloading. Downloading files from internet may include installation of some kind of programs.Opening a picture media files,links and downloading a music files may not be same as they represent,but these contents may also have some involvement of malicious softwares like viruses,worms and many destructive programs.