A user’s phone does not charge consistently, even after a new cable is used to try to charge the phone. The phone's battery is not swollen. Which of the following should a technician try next to fix the phone?
Answer(s): D
Inconsistent charging after replacing the cable commonly indicates debris or lint in the USB-C port preventing proper electrical contact. Cleaning the port often restores reliable charging without requiring battery replacement or repair.
Which of the following cloud models exclusively uses dedicated resources?
Answer(s): C
A private cloud is built for and used by a single organization, ensuring that all compute, storage, and network resources are dedicated exclusively to that organization and not shared with others.
An engineer must implement a solution to facilitate and maintain an organization's legacy application until it is retired. The application is currently hosted on three physical servers. Which of the following is the most suitable concept for this purpose?
Virtualization allows the legacy application to be consolidated from multiple physical servers into virtual machines, reducing hardware dependency while maintaining the existing environment until the application is retired.
Which of the following is used to reduce cabling requirements to specific security cameras?
Answer(s): A
Power over Ethernet provides both electrical power and network connectivity over a single Ethernet cable, eliminating the need for separate power cabling for security cameras and reducing overall cabling requirements.
A user’s computer system does not complete the startup process and shows the following message:No boot disk found.The system does pass the HDD diagnostic test. Which of the following should the technician do to resolve the issue?
If the hard drive passes diagnostics but the system cannot find a boot disk, the most likely cause is a mismatch between the firmware boot mode and how the operating system was installed. Changing the BIOS from legacy to UEFI aligns the firmware with the disk’s boot configuration so the system can locate and start the operating system.
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