Answer:
and POP3, followed in later years. POP3 is still the current version of the protocol, though this is often shortened to just POP. While POP4 has been proposed, it's been dormant for a long time.
IMAP, or Internet Message Access Protocol, was designed in 1986. Instead of simply retrieving emails, it was created to allow remote access to emails stored on a remote server. The current version is IMAP4, though most interfaces don't include the number.
The primary difference is that POP downloads emails from the server for permanent local storage, while IMAP leaves them on the server while caching (temporarily storing) emails locally. In this way, IMAP is effectively a form of cloud storage.
Answer:
Hard drive
Explanation:
The hard drive is where the operating system, programs and data reside on (unless the data is saved and backed up elsewhere). An older hard drive that uses platters for reading and writing data to it will be slower than a later model solid state device. Newer hard drives have very fast access speeds compared to older units.
Answer:
A. On a highway
Explanation:
On a highway is NOT a place where you are likely to encounter a pedestrian.
Pedestrians found on highways usually get arrested or get a ticket.
Answer:
The trigger code is given below
create trigger F1_Del
after delete on Friend
for each row
when exists (select * from Friend
where ID1 = Old.ID2 and ID2 = Old.ID1)
begin
delete from Friend
where (ID1 = Old.ID2 and ID2 = Old.ID1);
end
create trigger F1_Insert
after insert on Friend
for each row
when not exists (select * from Friend
where ID1 = New.ID2 and ID2 = New.ID1)
begin
insert into Friend values (New.ID2, New.ID1);
end
Answer:
#include <iostream>
using namespace std;
int cube(int num)//function cube..
{
return num*num*num;
}
int main() {
int result=cube(4);//result stores the value of cube(4).
cout<<result;//displaying it to the screen.
return 0;
}
Explanation:
The above code is in C++ language.The function cube is passed with value 4 and the result of it is stored in the variable result of integer type.Then the result is displayed using the cout. Which is used to print the statement to the output screen.
