How lock the computer?

pl tel me tell mee how to log off the computer and also i want to know how lock the folder and how lock the pc and i want to change the password pl explainHow lock the computer?
Ctrl + L : locks pc





what OS u have??


if windows 7 : http://pcsupport.about.com/od/windows7/h鈥?/a>





windows xp: http://pcsupport.about.com/od/tipstricks鈥?/a>





locking a folder could be done by an application : http://download.cnet.com/Folder-Lock/300鈥?/a>





or using compression tools like WinRAR or 7zipHow lock the computer?
TO LOG OFF: Click Start%26gt;Log Off


TO LOCK FOLDER: Select the folder and click 'Make Zip folder'


CHANGE PASSWORD: Start%26gt;Settings%26gt;Control Panel%26gt;User Accounts Click on your name with the picture you chose next to it then select Make/Change password. It will make you enter it every time you turn your computer on. If you haven't yet made a user account click on Create a new account and then set a password.


Hope i helped!
start%26gt;log off


to lock a folder download folder lock from the net


to lock pc use a password.go to use accounts in the control panel.then click change an account and then click create a password. follow the steps.
simply go to your start menu, control menu , go to your account settings, select your account, and there it should ask you what you would like to do like add/remove/ or change a password.
To Log off your computer, go to Start%26gt;Log off%26gt;Log off.





To Lock your computer, go to Start%26gt;Log off%26gt;Switch User (Password should be there for better use) or Press Windows Key %26gt; 'L'.





If you want to lock any folder you need to have any program like Folder Lock . . . Try a search in Google, otherwise encrypt the whole folder like if you have any folder, say, New Folder. Right Click on the Folder %26gt; Properties %26gt; Advanced %26gt; Check ';Encrypt contents to secure data'; %26gt; OK %26gt; OK.





To change the password go to Start %26gt; Control Panel %26gt; User Accounts %26gt; User Accounts %26gt; Click the desired administrator of whom you want to change the password %26gt; Change my password.
alt+ctrl+Del
to lock computer





Go to start --%26gt; log off





OR





Ctrl+Alt+Delete





To lock a folder .... make it password protected ...





(FOR WINDOWS XP)


1. Right click the folder you want to protect with password


2. Click properties


3. Click on the security tab


4. Click the big ';EDIT'; button


5. Then type in a password and select, read-only or write-only, then only you can accsess and edit it!