Saravanakumar Angannan answered 7/20/2010 Why Is An Operating System Necessary? With out which, you can nit inter act with any hardwares or application software.
Saravanakumar Angannan answered 7/20/2010 How To Make Task Bar Appear Again? Move the mouse over, where the task bar was last time, once the bar appears, right clock->Properties->Task bar->Uncheck " Auto hide the task bar"
