Complete the following sentences by choosing the best answer from the drop-down menus. A/an _______ is a device used to protect computer against surges and spikes in power. Sleep and Hibernate are examples of _______. Regular maintenance on a computer is good for _______. Bad sectors are sections of the _______ that are physically damaged. To protect some devices such as flash drives and external hard drives from corruption, it’s best to _______ the devices.