题目内容

下列哪个文件包含用户的密码信息()

A. /etc/group
B. /dev/group
C. /etc/shadow
D. /dev/shadow

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下面关于passwd命令说法不正确的是()

A. 普通用户可以用passwd命令修改自己的密码
B. 超级用户可以用passwd命令修改自己和其他用户的密码
C. 普通用户不可以用passwd命令修改其他用户的密码
D. 普通用户可以用passwd命令修改自己和其他用户的密码

Linux系统中,存储用户信息的文件是()

A. /etc/passwd
B. /etc/shadow
C. /etc/group
D. /etc/gshadow

/etc/shadow 的密码部分为!!,则此用户的密码表示为新建用户未设密码

A. 对
B. 错

This section is to test your ability to comprehend short passages. You will hear a recorded passage. After that you will hear five questions. Both the passage and the questions will be read two times. When you hear a question, you should complete the answer to it with a word or a short phrase (in no more than 3 words). The questions and incomplete answers are printed in your test paper. You should write your answers on the Answer Sheet correspondingly. Now listen to the passage.16. What is the first thing the speaker tells the team members? There is a in their project team. 17. Who will replace Jane Johnson to contact their customers? _. 18. Why will the staff car park be closed next month? For work. 19. How far away is the local community car park from their building? Only a walk from their building. 20. How can they pay in the canteen next month? They can pay directly with _______.