Case Sensitive Password Issue

From 11g version Oracle introduce case sensitive password.  This can avoid by setting sec_case_sensitive_logon parameter false.

SQL> grant  connect, resource to TEST identified by TEST;

Grant succeeded.

SQL> conn test/test;
ERROR:
ORA-01017: invalid username/password; logon denied

Warning: You are no longer connected to ORACLE.
SQL> conn /as sysdba
Connected.
SQL> show parameter sec_case_sen

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
sec_case_sensitive_logon             boolean     TRUE
SQL>  alter system set sec_case_sensitive_logon=false scope=both;

System altered.

SQL>  conn test/test;
Connected.
SQL>