Pass the CompTIA A+ 220-1202 Questions and answers with ValidTests

Comprehensive and Detailed Explanation From Exact Extract:

If a system becomes unresponsive while opening a specific spreadsheet, the issue is likely tied to the file’s size or the complexity of its content (e.g., embedded formulas, macros, or graphics). High memory utilization caused by the file can lead to temporary freezing or application "Not Responding" messages. Checking the spreadsheet's file size and monitoring system memory in Task Manager will help isolate performance bottlenecks.

A. Anti-malware logs are important for security troubleshooting but less likely relevant to spreadsheet-related performance issues.

B. Workstation repair is for system-wide problems and not necessary for a single-file issue.

C. Bandwidth relates to network usage and wouldn’t impact opening a local file.

Comprehensive and Detailed Explanation From Exact Extract:

Virtualizationallows the legacy OS to be run in a virtual machine (VM) on top of the newer OS. This method provides backward compatibility without requiring outdated operating systems on physical hardware.

FromQuentin Docter – CompTIA A+ Complete Study Guide:

“Using virtualization is a preferred method when legacy applications are needed after migrating to newer operating systems. It allows legacy environments to exist securely within a modern OS framework.”

Comprehensive and Detailed Explanation From Exact Extract:

FAT32cannot support files larger than 4GB.NTFSsupports large file sizes and is compatible across Windows systems, making it the correct choice for transferring a 4.57GB file.

FromAll-in-One Exam Guide:

“NTFS is the preferred file system for large file transfers within Windows. FAT32 has a 4GB file size limit, which makes it unsuitable for modern use cases involving large files.”

Comprehensive and Detailed Explanation From Exact Extract:

A management profile is used to enforce corporate policies on Apple devices. These profiles are installed via an MDM (Mobile Device Management) solution and control access, restrictions, Wi-Fi settings, app installations, and more. They’re critical for managing devices in a business environment.

A. The App Store allows software downloads but doesn’t control policies.

B. VPN configuration is used for secure remote connections, not enforcement of restrictions.

C. Apple ID is for personal account access to Apple services, not corporate device management.

Comprehensive and Detailed Explanation From Exact Extract:

VPN clients often create virtual network adapters. If the software wasn't uninstalled properly or crashed during install, leftover (often hidden) virtual adapters can prevent reinstallation. The proper solution is to delete hidden network adapters using Device Manager (with “Show hidden devices” enabled).

A. OS updates won’t fix a leftover driver or adapter issue.

B. Mapping an adapter to the software is not a standard or viable solution.

C. Firmware updates apply to physical adapters, not virtual VPN adapters.

Comprehensive and Detailed Explanation From Exact Extract:

Persistent pop-ups urging antivirus updates are likelyscareware or adware. The correct approach is toverify existing antivirus settings, run a trusted security scan, and avoid interacting with unknown pop-ups.

FromQuentin Docter – CompTIA A+ Complete Study Guide:

“Users should verify antivirus status using trusted tools before responding to alerts. Fake updates are common vectors for malware.”

TheLocal Users and Groups Manager (lusrmgr.msc)is the utility for managing user accounts, including renaming the default Administrator.

FromQuentin Docter – Complete Study Guide:

“The lusrmgr.msc snap-in allows renaming and managing local user accounts, including the default administrator.” .

Comprehensive and Detailed Explanation From Exact Extract:

Multi-Factor Authentication (MFA) requires at least two different types of authentication factors:

Something you know (e.g., password or PIN)

Something you have (e.g., smartphone or hardware token)

Something you are (e.g., fingerprint or facial recognition)

Option A, sending a code to the user’s phone, is an example of "something you have" — a physical device that receives a one-time passcode. Combined with a password, this forms a proper MFA implementation.

B. Date of birth is another knowledge-based factor (like a password), not a second factor type.

C. Solving a math problem is not a recognized authentication factor.

D. A PIN is also "something you know" and does not count as a distinct MFA factor when paired with a password.

Comprehensive and Detailed Explanation From Exact Extract:

Mobile Device Management (MDM) allows an organization to enforce security policies, such as denying network access to jailbroken/rooted devices.

From the All-in-One Exam Guide by Travis Everett and Andrew Hutz:

“MDM software allows administrators to monitor, manage, and secure mobile devices connected to enterprise networks. One key feature is the detection and denial of access for rooted or jailbroken devices”.

Quentin Docter also confirms:

“An MDM solution can check if a device has been rooted and prevent it from accessing the network, ensuring compliance with corporate security standards”.

Comprehensive and Detailed Explanation From Exact Extract:

Older tablets may not support newer app versions due toincompatible or unsupported operating systems. App developers often drop support for outdated OS versions.

FromTravis Everett – CompTIA A+ All-in-One Exam Guide:

“When an app won't install on an older device, check the OS version. Most apps require a minimum OS level for compatibility and security.”