Answer:
B
Explanation:
POP3 protocol is an email protocol that works by downloading and storing emails onto a user's device or tablet.
Answer: Package software
Explanation:
Packaged software is the software that contains the functions and programs that are similar in the nature and features.
It is designed in such a way so that it can attract the customers and user by providing the benefit of the selling of the collection of programs rather than buying individual software programs which costs higher.
Thus, it produced at a large scale as well as bought by numerous users.
#include
Program: using namespace std;
string createPurchaseOrder0;
int main(
{
cout<return 0;
}
string createPurchaseOrder(
{
int qty;
double costPerltem;
string description,info="":
cout<<"Enter Quantity:
cin>>qty;
cout<<"Enter cost per item: "
cin>>costPerltem;
cout<<"Enter Description: "
cin>>description;
if(qty<0 I| costPerltem<0
Idescription.compare(''"')==0)
cout<<'InThe entered data is invalid!":
info="":
else
"
cout<<"'InThe entered data is valid!":
info=info+"'(nQuantity: "+to_string (qty) +" In";
info=info+"Cost per item:
"†to_string (costPerltem)+"In";
info=info+"Description: "description+" In";
return info;
Output:
