John Packer Software - that contain the application program...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Operating system software is many programs that link the application to the hardware and links hardware components to one another. Application software forwards your commands to the operating system. The differences between the two can be explained by comparing them to the Army. The Commanding General is like the application program, he forwards his commands to lower commanders, and soldiers. The lower commanders and soldiers are like the operating system, they take the commands given by the Commanding General and work behind the scenes to make everything happen. Two examples of operating system software are Windows and MS-DOS. Two examples of application software are Microsoft Word and Excel. The difference between program files and data files are that program files are the files
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: that contain the application program such as Microsoft PowerPoint, the data files are the files that are created by these programs. You can tell which are which by the file name. The file structure displayed in Microsoft Windows Explorer displays a tree structure of the devices on your system on the left side of the pane. The desktop is at the top of the tree. My Documents, My Computer, and My Network Places are all branches of the desktop tree. Within the branches of My Documents and the others are sub-branches like My Pictures, My Music, Local Disk (C: ), and Control Panel. Inside each one of these sub-branches are different files. The functions which Windows Explorer performs are the moving and copying of files....
View Full Document

This note was uploaded on 01/20/2012 for the course ITC ITC 3001 taught by Professor Don'tknow during the Spring '09 term at Columbia Southern University, Orange Beach.

Ask a homework question - tutors are online