Answer:
ELECTRONICS
a range of frequencies within a given band, in particular that used for transmitting a signal.
2.
the energy or mental capacity required to deal with a situation.
Explanation:
 
        
             
        
        
        
Answer:
SuperFetch
Explanation:
Superfetch is a memory management technique on windows service that enables or fetch frequently use applications on systems and launch them faster because the frequently use applications has been preload into the system memory for easy access when they want to be used.
SuperFetch always takes notice of all application running on your system in which when you exit a frequently used application SuperFetch will preload them immediately since it is saved on the system memory. 
One of the most important part of Superfetch is that it saves alot of time because you don't have to search the applications before you get access to them in as far as the application was frequently used.
 
        
             
        
        
        
It depend on all such as guess ,observation ,hypothesis and etc
        
                    
             
        
        
        
Answer: D. Enable the remote Assistance exception only on the private profile
Explanation: