What is special purpose media?

What two factors that determine volume are? Why does my Windows Key hop to start while I enter a shortcut I am trying to enter Windows Key plus PrtSc but it goes to start and takes a screenshot there Windows 8.1? How do you format a Write Protected 64GB USB flash? Where is clock located on windows computer? What is window width and window level in ct scan? How does selfishness contribute to thinking errors? Examples of anti-virus software? Which option allows to duplicate a file in a new location and also keep the file in its original location? What are the elements of a computer? Deffrence between cut and copy? Which chip on the motherboard does Windows Bitlocker Encryption use to secure the hard drive? How many brands of MacBook are there? What are the types of processing technique? What happens if you put in a memory card into computer while its still on? What domain is Ares? What is software that is considered utility software? Where are two places that the memory controller might be located in modern PC? How is the mac address table built? What chip helps the CPU to work with the RAM? What are the components of taskbar?