https://gcomputergroup.com/courses/computer-applications/lessons/lesson-1-what-is-a-computer/2026-06-19T12:35:22+00:00https://gcomputergroup.com/courses/computer-applications/lessons/lesson-2-types-of-computers/2026-06-19T12:35:03+00:00https://gcomputergroup.com/courses/computer-applications/lessons/lesson-3-computer-hardware-components/2026-06-19T12:49:55+00:00https://gcomputergroup.com/courses/computer-applications/lessons/lesson-4-computer-software-fundamentals/2026-06-19T12:54:07+00:00https://gcomputergroup.com/courses/computer-applications/lessons/lesson-5-understanding-operating-systems/2026-06-19T13:39:45+00:00