Answer:
B
Explanation:
i’m an information technology student and as I remember we used this name
Answer:
Explanation:
Operator can be defined as
a character or characters which gives determination of actions that are needed to be performed/ considered. Operators are symbols that gives the compiler information to perform specific mathematical/logical manipulations.They are special type of functions, which are capable of taking one or more arguments, then produces a new value. Different types of operator are;
✓arithmetic operators(addition "+" substraction "-"
✓relational operators( greater than ">"
lesser than"<"
✓Logical operators.( Connective words/symbols such as AND, NOT, OR)
Arithmetic Operators: These include "+" (addition), "-" (subtraction), "*" (multiplication), "/" (division), "\" (integer
The wheel (: would be the correct answer
Answer:
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: UDP port 123
Explanation:
UDP port 123 is used by NTP to synchronize ports of networked computers.
