Answer:
Disable SSID Brodcasting, Lower Radio Power Levels, Enable MAC Filtering
 
        
             
        
        
        
Answer:
for better future and attractive human life
 
        
             
        
        
        
Answer:
All of them apply
Explanation:
Green computing is the process of using environmental friendly computers and its associated components, accessories and other supporting devices.
Virtualization helps us to reduce the number of hardware that we are using.
Grid computers helps us to reduce the use of number of machines and thus supporting the environment in a right way.
Recycling process. Any material that we use needs to be recycled effectively and also in an environmental friendly way.
Autonomic computing uses eco-friendly system which in turn hugely support green computing.
 
        
             
        
        
        
The keys in all rows that's sit between the touch keys are the stretch key