单项选择题
A．object-oriented B．object-based C．face to object D．face to target
（）is the address of a variable or a variable in which t...
单项选择题（）is the address of a variable or a variable in which the address of another variable is stored.
A．Director B．Pointer C．Array D．Record
The（）has several major components, including the system...
单项选择题The（）has several major components, including the system kernel,a memory management system, the file system manager, device drivers, and the system libraries.
A．application B．information system C．network D．operating system
One use of networks is to let several computers share（）...
单项选择题One use of networks is to let several computers share（）such as file systems,printers, and tape drives.
A．CPU B．memory C．resources D．data
