The answers are :
JPEG - Compresses well without losing quality, it should be used for the web
TIFF - Can be saved in an uncompressed file format with a high resolution, it is a common file format used for professional print services
BMP - Can be saved in a compressed or uncompressed file format, It is a common file format used for either web or print
<span>FLV or SWF - Used to publish a rendered video for use on the web</span>
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:
Hub
Explanation:
A Hub is a networking tool linking of the different devices or other networking devices.In comparison to router or other a Hub has not routing tables or the guidance where it will sends the information and transmits the data in the network in the respective link.
The hub is used in the Microsoft Edge that provides a panel where we can access favorite web pages. The hub is also used in the history of the previously visited web pages .