The quick access toolbar contains the most commonly used commands.
        
                    
             
        
        
        
Answer:
The system’s non-user-specific configurations are stored in the HKEY_LO-
CAL_MACHINE root key of the Registry.
Explanation:
 
        
             
        
        
        
The read-write type of memory helps in reading as well as writing data. This computer memory is used by users to continually update the data (to access (read from) or alter (write to) ) that is held on hardware storage devices. Internal or external hard disk drives, rewritable CDs or small flash drives can be all physical setups of read-write memory.