/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: DavidNyoni https://cdn.slidesharecdn.com/profile-photo-DavidNyoni-48x48.jpg?cb=1682394718 Computer hardware maintenance & support. Computer networking & support, Plant control systems support & administration, Linux administration, Systems administration and telecommunications.