A company wants to reduce the number of times employees must enter their credentials while still maintaining centralized authentication across multiple internal applications. Which of the following solutions should be implemented?

A cloud administrator notices that an application automatically adds additional virtual servers during periods of high demand and removes them when demand decreases. Which of the following cloud concepts does this BEST describe?

A company determines that, in the event of a system failure, it can tolerate losing up to 30 minutes of data but no more. Which of the following metrics defines this requirement?

A company is deploying IP phones and wants voice traffic to be separated from regular user data traffic while still using the same physical switch infrastructure. Which of the following should be configured?

A company wants to ensure that devices connecting to switch ports are authenticated before they are allowed onto the network. The solution must enforce authentication at the port level. Which of the following technologies should be implemented?