This object stores the trace option string input given by the user. To enable particular trace the user has to enter the corresponding string(given below) assigned for that. And for enabling more than once traces the user has to enter the corresponding strings with SPACE delimiter between each string. enable - Enables the corresponding option. disable - Disables the corresponding option. init-shut - Init and Shutdown traces failure - All Failure Traces func-entry-exit - Funtion entry and exit for example to enable init-shut and failure trace the input string should be enable init-shut failure