To look up an exact match, what should you enter in the range_lookup argument?

If you have not done so already, visit some Web site that offers tours of 3D virtual worlds. Record your experiences. Discuss

a. Length of time to download and install the player b. The process of learning to navigate the world c. Download times for the virtual worlds.

Which of the following is false?

a. You should not call overridable methods from constructors—when creating a subclass object, this could lead to an overridden method being called before the subclass object is fully initialized. b. It’s OK to any of a class’s methods from its constructors. c. When you construct a subclass object, its constructor first calls one of the direct superclass’s constructors. If the superclass constructor calls an overridable method, the subclass’s version of that method will be called by the superclass constructor. d. It’s acceptable to call a static method from a constructor.