Answer: a)Recursive
Explanation: Recursive DNS( Domain Name System) is the server that support the DNS servers in authority.They help in the management of the load that gets produced by the requests from the user. The load is managed by splitting/distributing so that the website requests becomes supportive and load can be relieved.
Other options are incorrect because they don't revert with the query message for the DNS servers processing .Thus, the correct option is option(a).
Answer:
Network bridge
Explanation:
You are an administrator of a growing network. You notice the network you have created is broadcasting but you cannot ping systems on different segments of your network. What device should you use to fix this issue?
✓ Network bridge
The color sensor if i’m correct
Answer:
Following are the code to this question:
def data(a):#defining method data that accepts parameter
print (a)#print parameter value
def data(b):#defining method data that accepts parameter
print (b)#print parameter value
x=input("enter value: ")#defining variable x that5 input value from user
print(data(x))#call method data
Output:
enter value: hello..
hello..
None
Explanation:
- As the above code, it is clear defines that python doesn't support the method overloading because More than one method can't be specified in a python class with the same name and python method arguments have no type.
- The single argument method may be named using an integer, a series, or a double value, that's why we can say that it is not allowed.
Answer:
You can call the static method using the following statement:
double area = Area.calcAreaSquare(3.5);
Explanation:
In Java, a static method can be called by directly using the Area class name and followed with a dot syntax as shown above. This will invoke the calcAreaSquare() method and act on the input 3.5 and return the output to the variable area.
Calling a static method doesn't need to go through a class instance.
