Enter the fully qualified name of the server host that was supplied by the SAP administrator (for example, sapsrv.na.sas.com) in the Application Server Host field. Enter the system number that was supplied by the SAP administrator (for example, 12) in the System Number field. The default access mode is direct access.
Confidence votes 76. tb testing is to determine if you have been exposed to the tb virus. The shot would be the vaccination for it. 1 person found this useful.
A two-step skin test is the administration and reading of two TSTs typically placed 1-3 weeks apart. According to CDC guidelines if two TB tests are completed within 12 months, this can be considered a valid two-step TB skin test.* There are two options for conducting two-step testing: 1.