The basic unit of software that the operating system deals with in scheduling the work done by the processor is (71)。
综合知识
72/75
(72)is the name given to a 《secret》 access route into the system.
综合知识
73/75
The lower-level classes (known as subclasses or derived classes) (73)state and behavior from the higher-level class (known as a super class or base class).
综合知识
74/75
(74)is exactly analogous to a marketplace on the Internet.
综合知识
75/75
(75)are datasets that grow so large that they become awkward to work with on-hand database manaagement tools.