Given that: Gadget has-a Sprocket and Gadget has-a Spring and Gadget is-a Widget and Widget has-a Sprocket Which two code fragments represent these relationships? ()
A、A.
B.
C.
D.
E.
F.
A、A.
B.
C.
D.
E.
F.
A、class Widget{Sprocket s;};class Gadget extends Widget{Spring s;} B、class Widget{};class Gadget extends Widget{Spring s1; Sprocket s2;} C、class Widget{Sprocket s1; Spring s2;};class Gadget extends Widget{} D、class Gadget{Spring s;};class Widget extends Gadget{Sprocket s;} E、class Gadget{};class Widget extends Gadget{Sprocket s1; Spring s2;} F、class Gadget{Spring s1; Sprocket s2;};class Widget extends Gadget{}
A、A.Download and install the gadget file. B、B.Download the gadget file and copy the file to C:\Windows\System32. C、C.Instruct the co-worker to send the gadget file via e-mail and copy the file to C:\Program Files. D、D.Instruct the co-worker to send the gadget file via e-mail. Drag and drop the gadget file to the Windows Sidebar feature.
A、higher boiling temperature for a given pressure than does a pure refrigerant B、lower boiling temperature for a given pressure than does a pure refrigerant C、boiling pressure equal to that of a pure refrigerant at a given pressure D、boiling point will not be affected by entrained oil
A、A.2 B、B.3 C、C.12 D、D.23 E、E.123 F、F.Compilation fails. H、G.An exception is thrown at runtime.