470106211《Linux操作系统及应用技术（第2版）》（邓永生）791-7（项目实训参考答案）

Linux操作系统及应用技术（第2版）Linux操作系统及应用技术（第2版）PAGE8PAGE8PAGE7PAGE7PAGE1PAGE1《Linux操作系统及应用技术（第2版）》项目实训参考答案项目一（1）参考答案如下。=1\*GB3①$500FilenameisN0$$=2\*GB3②shutdown--help;history=3\*GB3③ls-lls*=4\*GB3④help--help=5\*GB3⑤shutdown-h30（2）Vimtest1.txt（使用文本编辑器Vim打开“test1.txt”文件后，按“i”键进入输入模式，开始编辑文件并输入内容。编辑完成后，首先按“Esc”键，然后再输入“:wq”后按“Enter”键保存文件并退出文本编辑器Vim）项目二（1）groupaddgroup01groupaddgroup2useradduser1passwduser1useradd-e2026-12-30user2passwduser2useradduser3passwduser3useradduser4passwduser4gpasswd-auser1group01gpasswd-auser2group01gpasswd-auser3group2gpasswd-auser4group2（2）在（1）中新建用户user2时指定（3）passwduser3（4）groupmod-ngroup02group2usermod-lLiuuser4项目三（1）mkdir-pnetworksubjectcdnetworkmkdirclientservercdclienttouchDNSFTPcd../../subjectmkdirenglishcomputer（2）ls-R/root/networkls-R/root/subject（3）cp-rnetwork//home（4）findnetwork/-name'DNS'（5）tar-czvfsubject.tar.gzsubject（6）chmod764network/client/DNSchmod744network/client/FTP（7）chmod776network/server（8）chown-Ruser1:group02subject项目四（1）参考答案如下。=1\*GB3①=2\*GB3②在交互模式下，输入“n”后按“Enter”键新建分区，然后输入“p”后按“Enter”键创建主分区，输入主分区编号“1”，然后按两下“Enter”键后输入“+1G”设定分区大小，最后再按一次“Enter”键。输入“n”后按“Enter”键新建分区，然后输入“p”后按“Enter”键创建主分区，输入主分区编号“2”，然后按两下“Enter”键后输入“+2G”设定分区大小，最后再按一次“Enter”键。输入“w”后按“Enter”键保存分区信息。mkfs-txfs/dev/sdb1mkfs-txfs/dev/sdb2mkdir-p/mnt/{net01,net02}vim/etc/fstab/dev/sdb1 /mnt/net01 xfs defaults 0 0/dev//mnt/net02 xfs defaults 0 0mount-a=3\*GB3③fdisk-l/dev/sdb（2）参考答案如下。vim/etc/fstab/dev//mnt/net01xfsdefaults,uquota,gquota00rebootxfs_quota-xc'limit-ubsoft=800Mbhard=1000Muser1'/mnt/net01edquota-puser1-uuser2/mnt/net01xfs_quota-xc'timer-u-b15days'/mnt/net01（3）参考答案如下。=1\*GB3①pvcreate/dev/sdc1/dev/sdd1=2\*GB3②vgcreatemessage_store/dev/sdc1/dev/sdd1=3\*GB3③lvcreate-L200M-nmessagemessage_store=4\*GB3④mkfs.ext4/dev/message_store/messagemkdir/mnt/messagevim/etc/fstab/dev/message_store/message /mnt/message ext4 defaults 0 0mount-a=5\*GB3⑤umount/mnt/datae2fsck-f/dev/message_store/messageresize2fs/dev/message_store/message150Mlvresize-L150M/dev/message_store/messagemount-a项目五（1）参考答案如下。=1\*GB3①rpm-qimariadbmariadb-server=2\*GB3②yuminstall-ymariadbmariadb-server（2）wgethttp://download.redis.io/releases/redis-6.0.9.tar.gztar-zxfredis-6.0.9.tar.gz-C/usr/localcd/usr/localmvredis-6.0.9rediscdredismakemakeinstall（3）psaux（4）top按“q”键正常退出top命令（5）killallvim项目六（1）systemctlstartmariadb.servicesystemctlenablemariadb.service（2）at14:00 （假设当前时间为13:58）at>cp/root/network/client/FTP/var（3）参考答案如下。=1\*GB3①507**1-5/usr/bin/systemctlstartmariadb.service5022**1-5/usr/bin/systemctlstopmariadb.service=2\*GB3②307**6/usr/bin/systemctlrestartmariadb.service=3\*GB3③3017**2,4/usr/bin/tar-zcvfserver.tar.gz/root/network/server=4\*GB3④crontab-e-uuser35523**7/usr/bin/cp/root/network/client/DNS/home/user3/pwd.txt项目七（1）shell脚本的执行结果如下。LinuxPythonDatabaseEnglish（2）编写shell脚本。=1\*GB3①参考代码如下。vimtest2-1.sh#!/bin/bashif[-r$1] thenecho"readable"elseecho"unreadable"fiif[-w$1] thenecho"writeable"elseecho"unwriteable"fiif[-x$1] thenecho"excuteable"elseecho"unexcuteable"fi=2\*GB3②参考代码如下。vimtest2-2.sh#!/bin/bashNUM=20read-p"inputnumber:"numif[$NUM-gt$num] thenecho"太小了"elif[$NUM-lt$num] thenecho"太大了"else echo"相等"fi=3\*GB3③参考代码如下。vimtest2-3.sh#!/bin/bashread-p"inputnumber:"numcase$numin 1) echo"Monday";; 2) echo"Tuesday";; 3) echo"Wednesday";; 4) echo"Thursday";; 5) echo"Friday";; 6) echo"Saturday";; 7) echo"Sunday";; *) echo"error"esac=4\*GB3④shell脚本参考如下。vimtest2-4.sh#!/bin/bashi=1j=1while[$i-le4]do while[$j-le4] do echo-n"*" letj++ done echo leti++ letj=1done项目八（1）参考答案如下。=1\*GB3①nmcliconnectionmodifyens160ipv4.methodmanualipv4.addresses8/24ipv4.gatewayipv4.dns=2\*GB3②nmcliconnectionupens160=3\*GB3③nmcliconnectionaddcon-namehousetypeethernetifnameens160（2）参考答案如下。cd/etc/sysconfig/network-scripts/vimifcfg-ens160TYPE=EthernetBOOTPROTO=staticNAME=ens160IPADDR=8NETMASK=GATEWAY=8DNS1=ONBOOT=yes（3）ping8ping项目九（1）参考答案如下。=1\*GB3①rpm-qiopenssh-server=2\*GB3②vim/etc/ssh/sshd_configPasswordAuthenticationyes=3\*GB3③systemctlrestartsshd.service（2）参考答案如下。=1\*GB3①sshroot@8tar-zcvfsubject.bak.tar.gzsubjectexit=2\*GB3②scp/E/Advertisementroot@8:/home=3\*GB3③scproot@8:/etc/ssh/sshd_config/D/backup_sshd_config项目十（1）参考答案如下。=1\*GB3①rpm-qa|grepsamba=2\*GB3②pdbedit-auLiu=3\*GB3③vim/etc/samba/smb.conf [server_share] comment=PUBLIC path=/root/network/server public=yes readonly=yes =4\*GB3④systemctlrestartsmb.service=5\*GB3⑤\\8（2）参考答案如下。=1\*GB3①rpm-qa|grephttpd=2\*GB3②cd/etc/sysconfig/network-scriptscpifcfg-ens160ifcfg-ens160:0vimifcfg-ens160:0DEVICE=eth0:0 IPADDR=9reboot mkdir-p/var/www/ipadd1/var/www/ipadd2echo"thisis8'sweb">/var/www/ipadd1/index.htmlecho"thisis9'sweb">/var/www/ipadd2/index.htmlvim/