What is Zoster Vaccine Live (Shingles Vaccine), and how does it work (mechanism of action)? Zoster vaccine contains live, attenuated (weakened) varicella-zoster virus (VZV). Varicella-zoster causes chickenpox and then becomes dormant in nerves.
To make the 2013 exam more helpful, we've replaced individual tasks with comprehensive, project-based testing. This live-in-the-application environment confirms that certified individuals have demonstrated the ability to complete a realistic Microsoft Office Specialist Excel 2013 project.
Excel IF Function. The IF function can perform a logical test and return one value for a TRUE result, and another for a FALSE result. For example, to pass scores above 70: =IF(A1>70,Pass,Fail). More than one condition can be tested by nesting IF functions. The IF function can be combined with logical functions like AND and OR.