Answer: true
Explanation: yes water is constantly in motion
Answer: Discretionary access control (DAC)
Explanation: Discretionary access control is the control system that is imposed over the information system. The information systems contains different objects and subjects that gets the permission to do the operations.
The operation which the components can do are sharing the data to other object or subjects, privilege providence, change in the rules for the access, security entities getting changed etc.
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
SpongeBob, Teen Titan Go, Future Worm. That's all I can think!
Answer:
Radius = 14 cm = 0.00014 km
Circumference = 2πr = 2 × 22/7 × 14/100000 = 0.00088 km
As it went thousand times , distance covered = 0.00088 × 1000 = 0.88 km
