When a class inherits from a trait, it inherits all the code contained in the trait and implements the trait's:

Scala's "Unit" roughly corresponds to which Java type?

Which of the following best describes Scala?

What is a class with a single instance?

Everything, including numbers and functions, are _______ in Scala.

What is the name of the Scala compiler?

What term is used to specify a precondition?

For the for-yield construct, is the scope separate between for-body and yield-body?

Which is a subclass of all classes?

What type of object does this code create? val x = (1234, "Active")

When you convert a map to a list using the toList method of the map, the result will be of which type?