220-1202 CompTIA Exam Lab Questions

Comprehensive and Detailed Explanation From Exact Extract:

When a spreadsheet becomes very large, opening and processing it requires more memory (RAM). If the system doesn't have sufficient memory, it may fail to load the file properly. Upgrading or increasing the available RAM can resolve performance and loading issues with very large files.

A. Restore points roll back system settings, not individual file content.

C. Defragmentation optimizes disk performance but won’t help with memory issues.

D. Network speed has no effect if the file is stored and opened locally.

Comprehensive and Detailed Explanation From Exact Extract:

3G networks generally do not provide the bandwidth required for seamless HD video streaming. With only two signal bars and a 3G connection, the mobile device likely cannot maintain the necessary data throughput, resulting in timeouts or buffering failures. This is a classic symptom of insufficient network speed or signal strength.

A. Lack of Wi-Fi may contribute, but the root cause is the low mobile bandwidth, not the Wi-Fi state.

B. A website subscription lapse would return an account error, not a timeout.

D. Full device storage can affect downloads but not streaming from the internet.

Comprehensive and Detailed Explanation From Exact Extract:

TheServicestool in Windows allows a technician to view service dependencies and status. If the print spooler can't start due to a dependency, Services is the correct tool to inspect and manage them.

FromAll-in-One Exam Guide:

“The Services console allows technicians to view, start, and configure system services, including setting recovery actions and viewing dependencies.”

Comprehensive and Detailed Explanation From Exact Extract:

Mobile OS updates can sometimes cause compatibility issues with specific apps, including corporate email clients. The most likely resolution is to check for and apply an update to the affected application, especially if it hasn’t been updated to support the latest OS version.

B. Registering with MDM might be required for access but wouldn’t address app crashes due to incompatibility.

C. A third-party client might help, but it’s not the best first step if the default app is expected to work.

D. Clearing the cache can help resolve some minor issues, but updating the app directly addresses compatibility concerns.