Answer:
<u>C program to find the sum of the series( 1/2 + 2/3 + ... + i/i+1)</u>
#include <stdio.h>
double m(int i);//function declaration
//driver function
int main() {
int i;
printf("Enter number of item in the series-\n");//Taking input from user
scanf("%d",&i);
double a= m(i);//Calling function
printf("sum=%lf",a);
return 0;
}
double m(int i)//Defining function
{
double j,k;
double sum=0;
for(j=1;j<i+1;j++)//Loop for the sum
{
k=j+1;
sum=sum+(j/k);
}
return sum;
}
<u>Output:</u>
Enter number of item in the series-5
sum=3.550000
The answer is c. Inkjet printer
C template......................................
Answer:
A. Network security allows organizations to continue to function.
C. Network security keeps intruders out of the network.
D. Network security prevents personal information from getting into the wrong hands.
Explanation:
Network security is a very important concept in networking. Mitigating cyber attacks like key logging, malicious software attacks, reconnaissance attacks, DOS attacks etc, have saved so many companies from bankruptcy and death.
Security in networks helps to prevent attackers from obtaining user personal information like Bank detail, health history etc.
Answer:
Quality of service (QOS).
Explanation:
In recent computer networking, the convergence of voice, video and text data packet has been made possible. There is no need for a dedicated network for a particular type of packet.
QOS or quality of set is a service rendered to voice or audio packets in VoIP phones to enhance communication.
The email is a digital mailing system that can be used to send all three packets. It enjoys the QOS as voice packets. It is given high preference for transmission and uses the TCP protocol to transmit data reliably.
