Q) Write a PL/SQL block that reads a number and check it is divisible by 3 or not.

       
         

set serveroutput on ;

 declare

     a number ;

 begin

     a:= &a ;

 

     if mod(a,3)=0 then

          dbms_output.put_line(‘Number is divisible by 3’) ;

     else

          dbms_output.put_line(‘Number is not divisible by 3’) ;

  end if ;

end ;

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