/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: OmnyaYossef https://cdn.slidesharecdn.com/profile-photo-OmnyaYossef-48x48.jpg?cb=1523321488 ENG_OmNyA .m7Md.ElKoRaNy.. Faculty of Computers and Informations ... 3'd year Department of Information System ..