What is dithering?
What will be an ideal response?
Dithering attempts to simulate colors that are lost during the compression process.
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Which of the following statements is false?
a. A class can directly inherit from class Object. b. It's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires. c. If the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. d. A class's instance variables are normally declared private to enforce good software engineering.
Answer the following statements true (T) or false (F)
1) One of the benefits of implementing a heap with links is that a node does not need a link to its parent. 2) In a maxheap, the largest element is always the root. 3) Whenever a new element is added to a maxheap, it always becomes the root. 4) A heap sort sorts elements by constructing a heap out of them, and then removing them one at a time from the root. 5) Implementing a heap using an array simplifies the management of the last added node in the heap.
All Web page URLs begin with the letters ____.
A. html B. http C. url D. www
Assigning ____ to a field means that no other classes can access the field's values.
A. user rights B. protected access C. key access D. private access