This object indicates what kind of stored job types this device supports. A returned value of none indicates that the job storage is not supported. A returned value of retentive indicates that stored jobs are retained across a power cycle. A returned value of volatile indicates that stored jobs will be lost when a power-cycle occurs. In case device supports multiple Job Storage types, it would return the comma separated string with all supported values e.g. retentive,volatile USE: The client or driver can query this object to determine whether the device has the capability to retain stored jobs across a power cycle.