题目内容：
●The (75) has several major components，including the system kernel,a memory management system,the file system manager,device drivers，and the system libraries.(75) A．application
B．information system
C．network
D．operating system
参考答案：
选择题：●The (75) has several major components,including the system kernel,a memory management sys
- 题目分类：软考初级
- 题目类型：选择题
- 查看权限：VIP