Transcript
Page 1: Class 4th-Computer Ch.2 GUiI operating system-Desktop
Page 2: Class 4th-Computer Ch.2 GUiI operating system-Desktop
Page 3: Class 4th-Computer Ch.2 GUiI operating system-Desktop
Page 4: Class 4th-Computer Ch.2 GUiI operating system-Desktop
Page 5: Class 4th-Computer Ch.2 GUiI operating system-Desktop

Recommended