HELLO EVERYONE,WHAT COURSES DO I HAVE TO TAKE IN ORDER TO BE ABLE TO EFFICIENTLY DESIGN ANY NETWORK,....INCLUDING BUT NOT LIMITED TO CISCO DEVICES BASED NETWORKS.AM NEW TO NETWORKING,SO PLEASE HELP GUIDE ME THROUGH IT.THANKS.

I JUST STARTED LEARNING ABOUT CCNA.SO PLEASE DO NOT DEEM MY QUESTION TO BE RIDICULOUS AND SO....MY QUESTION IS THIS:I READ THAT HUBS ARE PRONE TO COLLISION AND THAT SWITCHES ARE USED TO GET FULL USE OF BANDWIDTH.THIS BEING SAID,HOW IS IT POSSIBLE TO...