TestOut LabSim A+ Certification Practice Exam

What locations will contribute the greatest amount of interference for a wireless access point?

1. In a soundproof room; away from power sources

2. Near backup generators; near cordless phones

3. In a closet; under a desk

4. Near windows; outside the building

The correct answer is: Near backup generators; near cordless phones

Choosing the right location for a wireless access point is crucial in ensuring optimal performance and connectivity. In this context, the option mentioning being near backup generators and cordless phones is particularly compelling because both of these can significantly produce electromagnetic interference. Backup generators often create electrical noise and can disrupt wireless signals, causing drops in connectivity and slow data transfer rates. Similarly, cordless phones operate on frequencies that can overlap with common Wi-Fi frequency bands, particularly in the 2.4 GHz range. This overlap can lead to decreased performance for devices connected to the access point, as wireless communication may be disrupted by the signals from these phones. The other locations mentioned do not typically pose as much risk for interference. A soundproof room away from power sources would generally provide a stable environment for a wireless access point, while placing it in a closet or under a desk may restrict signal propagation but does not inherently introduce interference. Finally, positioning an access point near windows or outside could potentially enhance coverage in outdoor areas, but again, it’s not associated with the same level of interference as the situations involving generators and cordless phones. Thus, the factors of electromagnetic interference from those specific devices make B the best choice.