The correct syntax for mapping a network drive in Windows is:
net use Z: \\WinNAS\shared
This command connects the specified network share and maps it as drive Z:.
FromTravis Everett - CompTIA A+ All-in-One Exam Guide:
"Use net use followed by the desired drive letter and the UNC path to map network shares."

The correct answer is B. Add the user to the local Administrators group, because this provides the necessary permissions to install software on a specific machine without granting excessive privileges across the entire domain. This approach follows the principle of least privilege while still allowing the user to perform required testing tasks.
According to the Quentin Docter - CompTIA A+ Complete Study Guide, local administrator rights allow users to install and configure applications on a single system but do not grant access to domain-wide resources. This makes it an appropriate choice for sandboxed or test environments.
The Travis Everett & Andrew Hutz - All-in-One Exam Guide warns against adding users to the Domain Admins group, as this grants full control over the entire Active Directory environment and poses a significant security risk. Sharing credentials or passwords violates security best practices and audit requirements.
The Mike Meyers / Mark Soper Lab Manual reinforces that granting local administrative access is a common and accepted practice in controlled testing scenarios, especially when systems are isolated from production environments.
Because the goal is to allow software installation without compromising domain security, adding the user to the local Administrators group is the best and safest option, making B the correct answer.

Background applications can significantly drain a smartphone's battery, even when the device is idle. A technician should first review which apps are running in the background and consuming power through the battery usage section of the OS. Disabling or restricting power-hungry apps often resolves poor battery life.
A). Storage usage doesn't significantly affect battery life.
B). End of software support is unrelated to battery performance unless it ' s causing inefficient processes, which would still be secondary.
C). Charger wattage affects charging speed, not battery life after charging.
Reference:
CompTIA A+ 220-1102 Objective 3.3: Troubleshoot common mobile OS and application issues.
Study Guide Section: Diagnosing battery and app performance issues on mobile devices

The correct answer is C. SSH (Secure Shell), because SSH is the standard method for secure, command-line- based remote management of network devices, including switches, routers, and firewalls. Network switches typically do not provide graphical interfaces, and administrators interact with them using a command- line interface (CLI).
According to the Quentin Docter - CompTIA A+ Complete Study Guide, SSH is widely used to securely access and manage network infrastructure devices. It encrypts all communication between the technician's system and the remote device, protecting credentials and command output from interception.
The Travis Everett & Andrew Hutz - CompTIA A+ All-in-One Exam Guide explains that SSH allows administrators to execute commands remotely and capture text-based output, which can easily be copied and shared for documentation or escalation. This makes it ideal for fulfilling requests that involve running commands and returning results.
The Mike Meyers / Mark Soper Lab Manual clarifies that RDP and VNC are graphical desktop-sharing tools typically used for managing workstations or servers, not network switches. WinRM is used for Windows system management, not network hardware.
Because the task involves secure CLI access to a network switch, SSH is the correct and expected tool, making C the correct answer.

RADIUS (Remote Authentication Dial-In User Service)provides centralized Authentication, Authorization, and Accounting (AAA) for users who connect and use a network service.
FromQuentin Docter - CompTIA A+ Complete Study Guide:
"RADIUS is a widely used protocol for implementing AAA in network environments, allowing centralized control over user access and accounting."