专业技术人员在进行心理障碍的预防时，进行自我调整是重要的措施之一。下列选项中，不属于这一措施的是（） 培养自信心。 提高抗压能力。 通过酗酒、抽烟、疯狂购物来忘却压力事件。 改变不合理信念。
UNIX系统文件名由（）的字符组成，区分大小写字母，路径由目录名序列和文件名组成，名字之间用“／”分隔。
On the Cisco Aironet Access Points connected to a Cisco Unified Wireless LAN controller, which TCLAS queue transmits RTP packets with correct 802.11e QoS markings?（） UP。 VO。 VI。 BK。 BE。
You delete content from a file named Speed.doc that is stored in the C：\Data folder. You edit 20 files in this folder over the next two days. You need to restore the version of the file that had the correct data. You also need to ensure that the other files in the folder remain unaffected. What should you do？ （） From the Previous Versions tab， restore the version of the file that contains the correct data.。 Restore a version of the folder that contains the correct version of the file.。 Open a version of the folder that contains the correct version of the file.。 Copy a version of the folder that contains the correct version of the file. Replace the existing version of the folder with the older version.。
M99指令通常表示（）。 返回子程序。 呼叫子程序。 切削液开。 切削液关。
An integrated， converged network enables customers to accomplish which three actions？（）
