Write a PLSQL block to calculate square and Squreroot of a number.

declare

x int:=4;

squre int;

root int;

begin

squre:= x*x;

root:= sqrt(x);

dbms_output.put_line('The Square of the '||x||' is '|| squre);

dbms_output.put_line('The Square root of the '||x||' is '||root);

end;

/

Output:

The Square of the 4 is 16

The Square root of the 4 is 2