Declare a number:=5;
a number:=3;
begin
if a>=b then dbms_output. put_line(“BIG”);
else dbms_output. put_line(“small”);
end if;
end;

2.)how does a graphical user interface (gui) on a touchscreen interface differ from a gui on a desktop or laptop? a.)a finger or stylus is used instead of a pointer. b.) a magic wand is used instead of a pointer. c.)users speak commands instead of using a pointer. d.)users visualize commands instead of using a pointer.

Two technicians are discussing the common u-joint. technician a says its input and output speeds should be equal. technician b says that it normally has two yokes. which technician is correct?

Knowing that the central portion of link bd has a uniform cross sectional area of 800 mm2 , determine the magnitude of the load p for which the normal stress in link bd is 50 mpa. (hint: link bd is a two-force member.) ans: p = 62.7 kn