A user's mobile device appears to be losing battery life rapidly and often feels warm to the touch, even when it isput away.
The device is relatively new, so the user is concerned it is defective. A technician inspects the device and see the following:
Which of the following should be changed to resolve this issue?

A technician is troubleshooting a PC and identifies the issue as malware. To remediate the PC, the technician attempts to download a malware removal tool but finds the PC cannot connect to the Internet. Which of the following MOST likely explains why the PC cannot access the Internet?

An IT professional recently assisted Ann, a customer, with updating her password and regaining access to a hijacked email account. Shortly afterward, Ann notices dozens of unwanted emails, thanking her for subscribing to an organization's mailing list. Which of the following should be performed to remove and prevent any further emails from this organization?

A network administrator has given a technician documentation detailing the switchports the technician will need to patch in for a network upgrade. Which of the following documents did the network administrator MOST likely give to the technician?

Which of the following provide the MOST security for PCs and mobile devices? (Choose two.)