Unix&Linux Shell Programming I

Unix/LinuxIntroduceShellIntroduceCommandLoginEnvironmentTips&TricksExercisesQ&ATheshellisacommandprogramminglanguagethatprovidesaninterfacetotheUNIX/LinuxoperatingsystemshBestPerformancebashBestman-machineinteractionkshBestcompatibilitycshProvidesClanguagesimilargrammaBasicFileSystemProcessIO&PipeNetworkwhoechoiddatewhichhostnamemanuptimelstouchcdmkdirmvrmpwdlncatmorevichownchmodfindps&sleepjobsbg/fgnohupkillsubshell|tee012pingifconfigtelnetftpsshnetstatscpnslookup/etc/profile$HOME/.profilestty.logoutEnvironmentVariableDeletethesefileswhichover7daysandsizethan20MinyouroutputfolderVIbasicpracticePutyourscripts(5)backgroundrunandmonitortherunningstatusCustomizeyourenvironmentbyprofileUsingftptoupload/downloadfileCustomizeyourlogoutenvironmentCreateyourbinfolderandlinksomecommandinitHowtokillyourSQLPLUSsessionPutyourscriptswithlogrecordbackgroundGettheIPandhostnamebyTNSnameExplainthe‘catcatfiletest.sh’