Hi Folks some revision notes for tomorrow nights exam especially for anyone who's memory sticks have failed and lost notes. Have a quick read in the morning if you can. And would be good idea to look over the notes from last week and week before I sent out through e mail about finding files . How to find out the operating system you are using? First locate my computer by pressing Windows+e and arrow to my computer Then go to properties by pressing Alt +enter, or alt+F and up arrow to properties and enter. Then you will hear the type of operating system you are using. For example Microsoft xp home edition 2003 service pack 2 How to extract a file First locate the file on your candidate disk which you would like to extract. Then press alt+F and and arrow to extract and press enter. Then follow the wizard and tab to next button and finally tab to ok and files are extracted to current folder. Changing the attributes of a file to read only Locate the file you want to change. Pres alt and F for the file menu. Up arrow to properties, and press enter. The first option is a check box, which says, read only, if not checked, check it by pressing spacebar, tab to ok, and press enter, the file is now change to read only. How to create shortcut from ECDL folder First select folder then press applications key and press enterand shortcut is created in your candidate drive. How to sort files in descending order First ensure that you are in the list of files. Then, go to the view menu, by pressing alt and v. down arrow to arrange icons by, and arrow right into the submenu. Down arrow till you hear size, and press enter. Rename a file or folder. 1.. Within any drive on your computer, locate the listing of the desired file or ffolder. The item will be highlighted. 2.. Either press F2, or choose Rename from the item's applications menu. 3.. Type the new name, and press ENTER. Creating a new folder When you create a new folder, it is created as a child of the currently open folder. In other words, it becomes a sub-folder of the parent. To create a new folder: 1.. Open the File menu, by pressing Alt F. 2.. Move either up or down to the menu item titled "new". 3.. Within this menu, move to the "new folder" option, and press Enter. 4.. By deefault, Windows will have created a folder name for you, something like "New Folder". Type a more meaningful name for the folder, and press ENTER. File types The different file types which are commonly used are: .doc, word processing .xls, spread sheets .mdb, data bases .gif, graphic .MP3 Music or sound file .JPG picture Renaming a file Locate the folder or file you wish to rename, then, press alt and f for the file menu. Then, arrow upto rename, and press enter. Then, type in the new name for your file or folder, and press enter. Deleting a file Locate the file you wish to delete, and press the delete key, you will then be asked for confirmation, say yes. The file is then deleted, and moved to the recycle bin.