vi test1

cd /usr/src
cd /usr/lib
cd /etc
cd /
cd /root

[root@centos]# chmod 755 test1
[root@centos]# ./test1
: No such file or directorysr/src
: No such file or directorysr/lib
: No such file or directorytc
: No such file or directory
: No such file or directoryoot

[root@centos]#