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                              Q:
                           
                           
                                                      | A) 4 bytes long | B) available in plenty | 
| C) 6 bytes long | D) not assigned as it is all used up | 
                              Answer:   A) 4 bytes long
                              
                                                            
                              
Explanation:
                               
                           
                           Explanation:
IP address is currently 4 bytes long. An IP address is written in "dotted decimal" notation, which is 4 sets of numbers separated by period each set representing 8-bit number ranging from (0-255).
 
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