Linux期末考试

Linux期末考试

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时间:2023-07-14

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11§¨r¬h®ᦻJ6Ḅr஺§¨r¯ᦻJKL#ᓽ¯ᑖ«஺§¨rḄᦻJ±²(I#rᦻJᐹᨵḄi⁚'஺©rn¯ᦻJKL஺´µ¶¬hᦻJḄr#©rḄᦻJ±²(m#·©rᦻJḄi⁚'ogrᦻJḄi⁚'¸o஺11.WlinuxKLᑖ«2i¹ºᓄ◤⌕h½(ᡈi⁚'À8)ḄᜧÂ2i⌱Ä#ÅÆÇ⌱ÄḄÈᑣ஺BὃDᫀF½(ᡈi⁚'À8)(ᦻJKL78ᦻJḄÊËᓫᐗ஺½ḄᜧÂ#ÍrÎÏKL78ᦔ᳛஺Hᑖ«Òᜧ#½ÓÔ⌱ÕᜧÖ×Hᑖ«ÒÂ#½Ô⌱ÕÂÖ஺Ø;ᵨÙuÚ஺12.Û¡ᦻJKLNFS,$ÆÇᐸᵨ஺BὃDᫀFᦻJKL(ÔᵨÜḄ•ÝÔᵨÞß#´^⌕Ôᵨ®Linux6LinuxKLஹLinux6UnixKLbḄᦻJᡈḄᐳá஺h®ᵨᡝãäNFSåæḄçèéᙢḄᦻJKL#;bᡂjËᙢᦻJKLḄmpᑖ஺ëᵨNFSbḕíîḄ3#åæᵨᡝçèKLïð஺13./etc/fstabᦻJḄi᝞ñ:/dev/had5/mnt/dosdatamsdosdefaults,usrquota12Åᐸó஺BὃDᫀF(1)ômᑡF+göfḄᦻJKL×(2)ô÷ᑡFøᦻJKLḄùú'×(3)ôûᑡFᦻJKLḄ±²×(4)ôüᑡFýBᦪF(5)ôþᑡFÿᜓᜓᙠḄᜩᦪ(6)ᑡᙠᦻḄ஺14.ApacheᘤḄ"#ᦻhttpd.conf$ᨵ&'ᑁ)*+,-᝞/"#⚗(1)MaxKeepAliveRequests200(2)UserDirpublic_html(3)DefaultTypetext/plain(4)AddLanguareen.en(5)DocumentRoot7usr/local/httpd/htdocs"(6)AddTypeapplication/x-httpd-php.php.php.php41ὃ3ᫀ(1)ᐕ6789Ḅᨬᜧ+<ᦪ=*>?200(2)@ᵨᡝC#D⚓Ḅ=F(3)@#ᘤGHIJKḄᦻLMḄ⚜@OP(4)@#QR〈TUḄᦻVWXᘤ(5)Y=F?ApacheC#D⚓Ḅᙢ[(6)ᘤ⌱]^ᵨphp4„15._Linux`aḄ/etc/rc.d/rc.inet1ᦻ$ᨵ᝞/Tb*+cd┯f*g,-ᐸᑁ)஺/etc/rc.d/rc.inet1ROUTEadd-netdefaultgw192.168.0.101netmask255.255.0.0metric1ROUTEadd-net192.168.1.0gw192.168.0.250netmask255.255.0.0metric11ὃ3ᫀcd┯f(1)ROUTEiᦋ?kᑏroute(2)netmask255.255.0.0iᦋ?:netmask255.255.255.0(3)nḕpᵫḄrDsṹiᦋ?:netmask0.0.0.0(4)nḕpᵫuvᙠᨬw@*ᔲᑣᐸwḄpᵫz{ᦔ஺,-ᑁ)(1)route}~☟᝱pᵫ⊟Ḅ(2)add•ᩩpᵫ(3)-net192.168.1.0ᑮ=᪗DḄDᙢᙬ:

12(4)default}~ᩩnḕpᵫ;(5)gw192.168.0.101Dᐵᙢᙬ;(6)metric1ᑮ=᪗DḄpᵫᘤᦪ(ᦪ)஺16.,-apacheᘤ/"#Ḅ(1)port1080(2)UserDiruserdoc(3)DocumentRoot7home/htdocsH(4);OptionsIndexesFollowSymLinksAllowOverrideNoneOrderdeny,allowdenyfromallallowfrom192.168.1.5;(5)ServerTypeStandlone1ὃ3ᫀApacheᘤ"#᝞/(1)zapacheᘤḄ@?1080(2)@ᵨᡝD⚓=F?userdoc(3)@apacheᘤḄD⚓᪷=F:/home/htdocs(4)ᙠ>apacheᘤ@=F/home/htdocs/inside,¡>=F¢ᐕ6IPᙢᙬ?192.168.1.5Ḅ`a£¤(5)apacheᘤ¥~¦Ḅ[P§஺17.¨©^ᵨftp¦ᦻRªḄ«¬F[P®¯°Ḅ±²³´µ®¶ᵨḄᓽᦻRª³´µ®1ὃ3ᫀ(1)ftpᨵ«¬F[P¸¹FºᣴᩗF஺^ᵨ¸¹F*ᵨᡝ¹?anonymous,½ṹ?¾¿ᔠÁemailᙢᙬ^ᵨᣴᩗF*ᵨᡝ¹?ᵨᡝᙠÂ$ḄᵨᡝÃ*½ṹ?ᵨᡝᙠÂ$Ḅᵨᡝ½ṹ஺±²^ᵨ¸¹F¢Ä£¤ftp=F/ḄÅÆ*ÇJ"#/¢Ä/ÈÉᣴᩗF£¤Ḅᩗ▲ᜧH¸¹F*¡Èஹ/ÈᙳQ஺(2)ftpᦻRªᨵ«¬ᦻRªÍPASCIIÍPºbinaryÍP஺ASCIIÍPᵨᩭRªᦻÏᦻ*ᐸÐᦻḄRª^ᵨbinaryÍP஺(3)¶ᵨḄftpᦻRª?:binஹasc>putஹget>mput>mget>promptஹbye஺Ñ.ÒÓiᵨ⚪1.ᵨShellÒ*ᑨÖᦻ³I³×Ø@ᜓᦻ*᝞Ù³zᐸÚÛᑮ/dev=F/஺1ὃ#!/bin/shFILENAME=echoMlnputfilename"readFILENAMEif[-c"$FILENAME"]thencp$FILENAME/devfi2.+/ᑡshellÜ-,gÞßḄàĺáᵨ[Á:#!/bin/sh#!/bin/sh

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14#!/bin/shi=1groupaddclasslwhile[$i-Ie30]doif[$i-Ie9];thenUSERNAME=stuO${i}elseUSERNAME=stu${i}fiuseradd$USERNAMEmkdir/home/$USERNAMEchown-R$USERNAME/home/$USERNAMEchgrp-Rclassl/home/$USERNAMEi=$(($i+1))done4.5ᑏshell789ᑤ◀50<=Ḅ஺<=*#studl>stud50஺0ὃ#!/bin/shi=1while[$i-Ie50]douserdel-rstud${i}i=$(($i+1))done5.@ABCᳮᕒ◤GᜩI•KḄLMNOᢥ᯿Rᑡ⌕U5ᑴ•WXᫀ(1)ᙠRᓤ4:50ᑤ◀/abc[\RḄᐰ^_[\ᐰ^ᦻab(2).c8:00dRᓤ6:00Gefgh/xyz[\Rx1ᦻa-Gij■lḄᐰ^ᦪn!ᐭᑮ/backup[\RḄbak01.txtᦻaᑁb(3)G⌾rsRᓤ5:50t/data[\RḄᡠᨵ[\ᦻav᫏xyz#ᦻabackup.tar.gzb(4)ᙠRᓤ5:55tIDE{|ḄCD-ROMᔂ~(Ꮇ:CD-ROMḄᜓ*#hdc)b(5)ᙠcᨌ8:00%஺0ὃ2ᫀWXᫀ(1)ᵨvi5*#prgxḄcrontabᦻa;(2)prgxᦻaḄᑁ:5016***rm-r/abc/*08-18/1***cut-f1/xyz/x1>;>;/backup/bak01.txt5017***tarzcvfbackup.tar.gz/data5517***amount/dev/hdc(3)ᵫᵨᡝ\ᵨcrontab᡻iprgxᦻa-Ḅᑁroot@xxx:#crontabprgxbᙠGcᨌ8:00%ᓽ9crontab..6.shellᙠGᨴjᜩᜓxyz/etc[\Ḅᡠᨵᑁᙠ/root/bak[\ᦻa*#᝞R+yymmdd_etc,yy#mm#ᨴdd#஺Shelllebackᙠ/usr/bin[\R஺0ὃ2ᫀ

15(1)5ᑏshellfileback#!/bin/shDIRNAME='ls/root|grepbak'if[-z,,$DIRNAME"];thenmkdir/root/bakcd/root/bakfiYY='date+%y'MM='date+%m'DD='date+%d'BACKETC=$YY$MM$DD_etc.tar.gztarzcvf$BACKETC/etcecho"filebackfinished!"(2)5ᑏKfᘤechoH001**/bin/sh/usr/bin/fileback">;/root/etcbakcroncrontab/root/etcbakcronᡈᵨcrontab-e¡¢!Kf01***/bin/sh/usr/bin/fileback7.ᨵ£¤ᵨᡝ¥ᙠGᕜ§ᨌ¨©¨ᑖKsᜓ/user/backupᑮ/tmp[\R«ᵨᡝ¬᝞I®0ὃ2ᫀ(1)j♦¯ᵨᡝ¬ᵨcrontab-e¡¢crontabᦻa஺°᝞R00**suncp-r/user/backup/tmp(2)j±¯ᵨᡝᐜᙠ9³[\Rᦻafile,ᦻaᑁ᝞R0**suncp-r/user/backup/tmpᯠ%᡻icrontabfile´ᦔ஺8.Shellᙠ/userdata[\R¶50[\ᓽuseriduse·50,x¸G[\Ḅᩗ▲ᐸ-ᐸ»ᵨᡝḄᩗ▲#gbᦻaᡠᨵὅḄᩗ▲#gஹᑏஹ᡻ibᦻaᡠᨵὅᡠᙠ"Ḅᩗ▲#gஹ᡻i஺0ὃ2ᫀ¶Pro16᝞R#!/bin/shi=1while[i-Ie50]doif[-d/userdata];thenmkdir-p/userdata/user$ichmod754/userdata/user$iechoHuser$i"letHi=i+V(ᡈi=$(($i+1))elsemkdir/userdatamkdir-p/userdata/user$ichmod754/userdata/user$iecho"user$iuletHi=i+V(ᡈi=$(($i+1))fidone

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