Which of the following is the BEST example of rapid elasticity In cloud computing?

A user's smartphone has been experiencing performance issues, and it needs to be charged more often. A technician also notices there have been spikes in the smartphone's CPU and memory usage. Which of the following would MOST likely help to improve the performance of the smartphone?

Which of the following is an IP address that is assigned to a network device based on its MAC address?

The feature that allows users to store files in cloud-based when necessary, but can removed when space is freed up, is known as:

A user reports being unable to browse the Internet. A technician believes the cause of the issue is related to DNS.
Which of the following should the technician perform NEXT?