回視聴
1:31
Computer Basics: Understanding Operating Systems
1:52
Computer Science Basics: Hardware and Software
11:54:24
IT Skills Training for beginners | Complete Course
6:48:59
Word Full Course Tutorial
43:16
Microsoft Word for Beginners - The Complete Course
18:43:31
IBM IT Support - Complete Course | IT Support Technician - Full Course
2:09
Windows Basics: Getting Started with the Desktop
13:10
Basic Computer Skills
