Which of the following service models would MOST likely be used to replace on-premises servers with a cloud solution?

At which of the following OSI model layers would a technician find an IP header?

Network connectivity in an extensive forest reserve was achieved using fiber optics. A network fault was detected, and now the repair team needs to check the integrity of the fiber cable. Which of me following actions can reduce repair time?

A network technician is responding to an issue with a local company. To which of 0>e following documents should the network technician refer to determine the scope of the issue

A technician is assisting a user who cannot access network resources when the workstation is connected to a VoIP phone. The technician identifies the phone as faulty and replaces it. According to troubleshooting methodology, which of the following should the technician do NEXT?