更多"After the /etc/tunables"的相关试题:
[单项选择]After the /etc/tunables/nextboot file has been edited, which command can be used to validate changes to the IO performance tuning settings?()
A. ioo -v nextboot
B. ioo -c nextboot
C. valcheck -f nextboot
D. tuncheck -r -f nextboot
[单项选择] An administrator attempts to create a link of /etc/db_conf to the target directory /db/v9.7/install/config. The following n?command failed toAn administrator attempts to create a link of /etc/db_conf to the target directory /db/v9.7/install/config. The following ?n?command failed to create the link.ln/db/v9.7/install/config /etc/db_conf. Which option should be used when re-running the command to resolve the problem?()
A. -s flag to create a soft link
B. -n flag to force create a hard link
C. -N flag to force create a hard link
D. -S flag to force create a soft link
[单项选择]/etc/shadow文件中存放()。
A. 用户组信息
B. 文件系统信息
C. 用户账号基本信息
D. 用户口令的加密信息
[单项选择] An administrator wants to restore the /etc/resolv.conf file from a mksysb backup onto server1. After the mksysb is mounted in /mnt/backup/ from the local nim server. Which command should be run to restore the file?()
A. tar -xvf /mnt/backup/server1.mksysb ./etc/resolv.conf
B. restore -Tvf /mnt/backup/server1.mksysb ./etc/resolv.conf
C. listvgbackup -f /mnt/backup/server1.mksysb -r ./etc/resolv.conf
D. restorevgfiles -xrm /mnt/backup/server1.mksysb ./etc/resolv.conf
[单项选择]After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?()
A. Use refresh -s sshd
B. Use init.sshd /etc/rc.ssh
C. Use /usr/sbin/sshd -restart
D. Use stopsrc -s sshd and then startsrc -s sshd
[单项选择]在文件/etc/resolv.conf中分配域名服务器的关键字是什么?()
A. nameserver
B. domain
C. ns
D. search
[单项选择]如果/etc/passwd文件中存在多个UID为0的用户,可能是()。
A. 系统被DDOS攻击
B. 管理员配置错误
C. 系统被入侵并添加了管理员用户
D. 计算机被感染病毒
[判断题]ETC系统的基本组成单元只包括OBU和RSU()
[判断题]UNIX中用户密码信息存放在/etc/passwd中。
[多项选择]/etc/passwd文件中包含以下哪些信息()。
A. 指定用户使用的shell类型
B. UID
C. GID
D. 用户主文件夹
[多项选择]修改了/etc/profile文件,如何生效()。
A. source/etc/profile
B. /etc/profile
C. 重启机器
D. /opt/profile
[单项选择]Westerners ______ bread, milk potatoes and etc.
A. come on
B. act on
C. work on
D. feed on
[单项选择]公路电子不停车收费系统(ETC)主要由车载单元、( )单元、数据处理单元组成。
A. 路侧广播
B. 有线通信
C. 路侧通信
D. 视频通信
[判断题]通过修改/etc/passwd文件,在该文件行首填字#号,可达到锁定用户目的
[单项选择]如果要让系统不使用/etc/hosts进行域名解析,而只通过DNS(bind)进行域名解析,需要修改哪个文件?()
A. /etc/host.conf
B. /etc/resolv.conf
C. /etc/switch.conf
D. /etc/nameD-conf
[单项选择]用samba共享的目录,但在Windows网上邻居中却看不到,应该在/etc/samba/smb.conf中设置()。
A. Hidden=no
B. Browseable=yes
C. AllowWindowsClents=yes
D. Allowallclient=yes
[单项选择]ETC置入后,应向咽部和食道球囊各注入多少空气()
A. 40ml;5ml
B. 60ml;8ml
C. 85ml;12ml
D. 120ml;10ml
[填空题]UNIX系统的用户信息和口令放在两个文件里面/etc/passwd和()。