Which of the following is not a valid setting for the PROGRAM_TYPE parameter in a program object or the JOB_TYPE parameter in a job object？（）

A. PLSQL_BLOCK
B. EXECUTABLE
C. JAVA_STORED_PROCEDURE
D. STORED_PROCEDURE
E. EXTERNAL

A. Schedule object
B. Program object
C. Job object
D. Resource plan
E. Resource consumer group

A. Update job log when a job completes
B. Spawn and remove job slaves
C. Write/read job info to/from memory cache
D. Query job table
E. Pass job information to job slaves