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.
If Function | And Function | Or Function. Learn how to use Excel's logical functions such as the IF, AND and OR function. The IF function checks whether a condition is met, and returns one value if TRUE and another value if FALSE. 1. Select cell C2 and enter the following function. The IF function returns Correct because the value in cell A1 is higher than 10. The AND Function returns TRUE if all conditions are true and returns FALSE if any of the conditions are false. 1. Select cell D2 and enter the following formula. The AND function returns FALSE because the value in cell B2 is not higher than 5. As a result the IF function returns Incorrect. The OR function returns TRUE if any of the conditions are TRUE and returns FALSE if all conditions are false.