Which of these defines social search? asking a search engine a question that is answered by a real person on the other side

modifying search results based on a ranking of a Web page

modifying search results based on popularity of a Web page

What kind of motivation is katrina showing? use the drop-down menu to complete the statement. katrina is using motivation because she is personally interested in learning more.

Many everyday occurrences can be represented as a binary bit. for example, a door is open or closed, the stove is on or off, and the fog is asleep or awake. could relationships be represented as a binary value? give example.

Which of the following statements is false? a. a class can directly inherit from class object. b. if the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. c. a class's instance variables are normally declared private to enforce good software engineering. d. 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.