Which of the following services are typically provided by a networked host to facilitate file sharing across different OSs? (Choose two.)
Answer(s): B,D
SMB (Server Message Block) and FTP (File Transfer Protocol) are common file-sharing services used across different operating systems. SMB enables file and printer sharing primarily between Windows and other platforms, while FTP facilitates file transfers between various systems over a network.
A technician is configuring a laptop that will be used in different locations. Which of the following IP configurations is the most appropriate?
Answer(s): D
A dynamic IP configuration allows the laptop to automatically receive an IP address from a DHCP server in any network it connects to. This ensures seamless connectivity across different locations without manual configuration.
A drive for a RAID 1 array fails. Users are concerned that information could be lost. Which of the following is the best way to manage the situation?
Answer(s): C
In RAID 1 (mirroring), data is duplicated across two drives. If one drive fails, the array continues to function using the remaining drive. Replacing the failed disk and rebuilding (resyncing) the array restores full redundancy without data loss.
A technician needs to replace a failed computer power supply. The customer wants to minimize the amount of heat the computer generates. Which of the following specifications should the technician recommend?
A power supply with higher energy efficiency (such as 80 PLUS Gold or Platinum rated) converts more of the input power into usable output while wasting less energy as heat. This minimizes heat generation and improves overall system performance.
A user's smartphone battery drains faster than usual even when not in use. The smartphone also feels unusually hot. Which of the following should be done first to troubleshoot the issue?
Answer(s): A
Excessive background activity from apps is the most common cause of unexpected battery drain and overheating. Identifying and closing or uninstalling such apps should be the first troubleshooting step before considering hardware replacement or a full reset.
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