General GuidanceThe answer provided below has been developed in a clear step by step manner.Step: 1commands are as listed cd cd 2271/Assignments/PA1cd ..pwdExplanation:1) cd command will change working directory on Unix platform to home directory2) cd 2271/Assignments/PA1 This command changes present working directory to 2271/Assignments/PA13)cd .. this command will move the one level u ... See the full answer