220-1202 Exam Dumps - CompTIA A+ Core 2 2025 Exam

Comprehensive and Detailed Explanation From Exact Extract:

Public Wi-Fi networks often usecaptive portals, which require accepting terms or authenticating via the pop-up page before full access is granted. Closing it prematurely stops full connection.

FromTravis Everett – All-in-One Exam Guide:

“Captive portals intercept the first HTTP request and present a login or acknowledgment screen. Without completing it, access is denied.”

Comprehensive and Detailed Explanation From Exact Extract:

The net use command in Windows is used to map (assign) a shared drive from the command line. The syntax typically looks like: net use X: \server\share where X is the drive letter and \server\share is the network path.

A. pathping tests network latency and packet loss.

B. nslookup is used for DNS troubleshooting.

D. tracert shows the route packets take to reach a destination — not for drive mapping.

Comprehensive and Detailed Explanation From Exact Extract:

A low-level format (also referred to as a zero-fill or full format) writes over every sector on a storage device, effectively destroying the existing data and making recovery nearly impossible. Unlike degaussing, which renders the drive unusable, a low-level format maintains the integrity of the device, allowing it to be repurposed or reused.

A. Deleting partitions does not fully erase data; it only removes references in the partition table.

B. EFS (Encrypting File System) encrypts files but does not securely wipe them.

D. Degaussing destroys the magnetic structure of a drive, making it inoperable and not reusable.

Comprehensive and Detailed Explanation From Exact Extract:

A corruptedMaster Boot Record (MBR)is a common issue after disk manipulation. Booting from installation media and using tools like bootrec to repair the MBR can resolve the problem.

Travis Everett – All-in-One Exam Guideexplains:

“A damaged MBR may result in the OS not loading. Booting from recovery or installation media and selecting startup repair or running bootrec commands can restore functionality.”

Comprehensive and Detailed Explanation From Exact Extract:

Multi-Factor Authentication (MFA) apps, especially time-based one-time password (TOTP) apps (e.g., Google Authenticator, Authy), rely on accurate time synchronization between the device and the authentication server. If the user recently traveled internationally, the device may have incorrect date/time settings due to time zone changes or failed synchronization, leading to MFA failure.

The most logical and non-intrusive first step is to verify and correct the date and time settings. This aligns with basic troubleshooting principles—start with the simplest and most likely cause before taking more drastic action.

Comprehensive and Detailed Explanation From Exact Extract:

Single sign-on (SSO)allows users to authenticate once and gain access to multiple systems without re-entering credentials, which significantly enhances user convenience while maintaining security.

FromQuentin Docter – CompTIA A+ Complete Study Guide:

“Single sign-on streamlines authentication by allowing users to log in once and access all authorized resources, reducing credential fatigue and improving security.”

A VPN creates a secure tunnel from the user’s home network into the corporate network, providing the necessary routing and access controls for the laptop to reach internal file servers. Without a VPN, the device remains outside the corporate LAN and cannot directly reach protected resources.

A VPN creates a secure tunnel from the user’s home network into the corporate network, providing the necessary routing and access controls for the laptop to reach internal file servers. Without a VPN, the device remains outside the corporate LAN and cannot directly reach protected resources.

Comprehensive and Detailed Explanation From Exact Extract:

BitLocker To Go is a Microsoft encryption feature specifically designed for removable drives such as USB flash drives and external hard drives. It allows users to protect the data on these devices by requiring a password to decrypt the contents, thereby preventing unauthorized access in the event the device is lost or stolen.

A is correct because BitLocker To Go is directly tied to password-protecting removable media.

B and C are unrelated to BitLocker To Go; Secure Boot and VPN encryption are entirely different security layers.

D applies to BitLocker (not BitLocker To Go) and full disk encryption on internal drives using TPM.