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简述爱国主义的历史作用。

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下列属于A类IP地址的是（）。

A. 192.0.0.1
B. 126.0.0.1
C. 128.0.0.1
D. 127.0.0.1

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白矮星是小质量恒星的归宿。它的内部停止了核反应，所有的核都已经耗尽了。为什么白矮星仍然发光呢？

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Which statement is true for enabling Enterprise Manager Support Workbench in Oracle Database 11g to upload the physical files generated by Incident Packaging Service (IPS) to MetaLink?（）

A. The database must be running in ARCHIVELOG mode.
B. No special setup is required, and the feature is enabled by default.
C. The path for the Automatic Diagnostic Repository (ADR) must be configured with the DIAGNOSTIC_DEST initialization parameter.
D. The Enterprise Manager Support Workbench can be enabled only if the background process manageability monitor (MMON) is configured.
E. Select the Enable option in the Oracle Configuration Manager Registration window during the installation of the Oracle Database 11g software, provide valid MetaLink credentials and select license agreement.

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动车组列车运行中在列车车次变化地点，应（）CIR操作显示终端（MMI）显示的车次号是否正确，遇自动注册不成功时，采用（）注册（含GSM-R手持终端），并报告列车调度员（车站值班员）。

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