Answer:
c. double triple(float n) { return (3 * n); }
Explanation:
In option a print is used to print integer.While printf is used in C to print something.
In option b there is no * operator between s s s it should be s*s*s.So it will give error.
In option d there is also no multiply operator * in between 3.14 2 r it should be 3.14*2*r.
So we can say that option c is error free.
Answer: Passive
Explanation: Passive scanning is the process that scans the possibility of the risk that can arise while data is received starting port to the destination. It does the scanning between the server and the client software to define vulnerability .
It cannot work in those network which don't persist the traffic.No false data that is present in the application is detected by it if the data is unclear.
Answer: Rich medium
Explanation: A communication is said to be rich id it provides the services like observing the body language, immediate communication, instant judging of the voice tone etc. These factors are commonly found in the face to face interaction which is considered as the rich source of communication. It is considered as rich medium because it has the capability of receiving the output immediately .
Answer:
what do you mean friend not for teacher