A junkyard has 500 objects with 2 and 4 wheels. We want to separate the objects into 4 different groups.
A: Supervised
B: Unsupervised
A: Supervised
B: Unsupervised
举一反三
- Given a set of t-shirts, we want to organize them in 3 different piles. A: Supervised B: Unsupervised
- Which three objects can be components of a menu module?（） A: windows B: parameters C: object groups D: report objects E: visual attributes
- Which three objects can be components of a menu module?（） A: Awindows B: Bparameters C: Cobject groups D: Dreport objects E: Evisual attributes
- Which of the following statements are true？（） A: The equals（） method determines if reference values refer to the same object. B: The == operator determines if the contents and type of two separate objects match. C: The equals（） method returns true only when the contents of two objects match. D: The class File overrides equals（） to return true if the contents and type of two separate objects match.
- When we say that two objects have relative motion， we mean （）.