Answer:
D: HTTP
Explanation:
When we talk about the email address and the different parts, we can mention for example:
Firstly the username, always an email address starts with a username, next we must use the symbol @, for example:
peter @
michael @
we can add numbers or some characters
henry_98 @
The last part is the domain name, this is the email's company.
Answer: D) components are instances of abstraction
Explanation:
As, implicit invocation is the process by which it is used by the the software designer for styling the architecture of the software,where the event handling structured are formed in the system. The main aim of the implicit invocation is to separated the conceptual concern for maintaining or improving the ability of the software engineer. It is basically based on the notion of the broadcasting and based on the event driven. The components are the instance of the abstraction which are not used as the components in implicit invocation which are relinquished control the system over the computational performance,this is the major disadvantage of the implicit invocation.
The faster it reaches the bloodstream
Answer:
A hard drive is what on your computer stores the operating system and all of the files you download. A pen drive (USB DRIVE) is a portable drive used for storing files that you can plug into computers with usb drive ports and transfer that data over to the computer through the USB Drive and you can also copy data onto the USB Drive from a computer and transfer it to other computers.
Explanation:
Computer Technician
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
