Answer:
Only
Option: void f1(float array[], int size);
is valid.
Explanation:
To pass an array as argument in a function, the syntax should be as follows:
functionName (type arrayName[ ] )
We can't place the size of the array inside the array bracket (arrayName[100]) as this will give a syntax error. The empty bracket [] is required to tell the program that the value that passed as the argument is an array and differentiate it from other type of value.
Answer: Proxy server
Explanation: Proxy server is a type of server that is acts as interface between the network on huge scale and any local network. This server provides the feature of security, operations, privacy etc in the network system. They also help in improving the performance of the network.
It can work as the web filter to eliminate the unwanted websites.They acts as the gateway by observing the website that is being browsed by the other user.Thus installation of proxy server should implemented on the organization.
Not sure but it could be operating system
could be wrong though