Linux英文试题50道(5)

来源：Linux认证发布时间：2012-11-10 Linux认证视频评论

41. what file on a system contains a list of hosts that can't connect to the machine's services?
a. /etc/hosts/denial
b. /etc/hosts.deny
c. /etc/host.notallow
d. /etc/inetd.conf
e. /etc/hosts.not

42. which of the following services would you be least likely to configure to be governed over by the internet super server?
a. ftp
b. telnet
c. ssh
d. finger
e. bind

43. on a system using shadowed passwords, the correct permissions for /etc/passwd are ____- and the correct permission for /etc/shadow are _______.
a. -rw-r-----, -r--------
b. -rw-r--r--, -r--r--r--
c. -rw-r--r--, -r--------
d. -rw-r--rw-, -r-----r--
e. -rw--------, -r-------

44. which of the following files has the correct permissions?
a. -rw--w--w- 1 root root 369 dec 22 22:38 /etc/shadow
b. -rwxrw-rw- 1 root root 369 dec 22 22:38 /etc/shadow
c. -rw-r--r-- 1 root root 369 dec 22 22:38 /etc/shadow
d. –r-------- 1 root root 369 dec 22 22:38 /ect/shadow

45. you have a user whose account you want to disable but not remove. what should you do?
a. edit /etc/gshadow and just remove his name.
b. edit /etc/passwd and change all numbers to 0.
c. edit /etc/shadow file and remove the last field.
d. edit /etc/passwd and insert an * after the first :.
e. edit /etc/group file and put a # sign in front of his name.

视频学习

我考网版权与免责声明

① 凡本网注明稿件来源为"原创"的所有文字、图片和音视频稿件，版权均属本网所有。任何媒体、网站或个人转载、链接转贴或以其他方式复制发表时必须注明"稿件来源：我考网"，违者本网将依法追究责任；

② 本网部分稿件来源于网络，任何单位或个人认为我考网发布的内容可能涉嫌侵犯其合法权益，应该及时向我考网书面反馈，并提供身份证明、权属证明及详细侵权情况证明，我考网在收到上述法律文件后，将会尽快移除被控侵权内容。