A small office has a legacy 2.4 GHz-only wireless network. Employees report that video conferencing is choppy and file transfers are slow, especially during peak hours. The office has many Bluetooth devices, microwaves, and cordless phones. The company wants to improve performance without replacing all client devices. Which action should the IT admin take first?

Increase the transmit power of the 2.4 GHz access point

Add a 5 GHz access point and configure it with a separate SSID

Enable WPA3 on the existing access point

Change the SSID to a less common name

What is the effect of disabling SSID broadcast on an access point?

The network is hidden from casual scans but can still be connected to manually

The network's encryption is automatically upgraded to WPA3

The network's range is increased

The network becomes completely invisible and cannot be connected to

A field technician needs to connect a laptop directly to a sensor for configuration. The sensor supports Wi-Fi but does not have an Ethernet port. The technician is in a remote area with no network infrastructure. Which wireless method should they use?

Use a wireless router as an access point

Set up a mobile hotspot on the laptop

Create an ad-hoc network between the laptop and sensor

CompTIATech+

Domain 2Objective 8

Wireless Networks FC0-U71 Practice Questions (Page 5)

Part of the Infrastructure domain, which accounts for 24% of the FC0-U71 exam. CompTIA does not publish an official question count, but from its 60-minute exam (~25–40 total, ~6–10 in this domain), expect 1–1 from this objective — we provide 27 practice questions to prepare you well beyond it. (estimate)

27questions here

6free pages

7concepts

24%of the exam

Questions 21–25

21foundation · easy
Which wireless security protocol is considered the most secure among the following options?
Select an answer first
22foundation · easy
Which wireless security protocol was the first to use the RC4 cipher and is now considered obsolete due to its weak encryption?
Select an answer first
23application · medium
A small office has a legacy 2.4 GHz-only wireless network. Employees report that video conferencing is choppy and file transfers are slow, especially during peak hours. The office has many Bluetooth devices, microwaves, and cordless phones. The company wants to improve performance without replacing all client devices. Which action should the IT admin take first?
Select an answer first
24foundation · easy
What is the effect of disabling SSID broadcast on an access point?
Select an answer first
25expert · hard
A field technician needs to connect a laptop directly to a sensor for configuration. The sensor supports Wi-Fi but does not have an Ethernet port. The technician is in a remote area with no network infrastructure. Which wireless method should they use?
Select an answer first

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Wireless Networks FC0-U71 Practice Questions (Page 5)

Questions 21–25

Which wireless security protocol is considered the most secure among the following options?

Which wireless security protocol was the first to use the RC4 cipher and is now considered obsolete due to its weak encryption?

What is the effect of disabling SSID broadcast on an access point?

A field technician needs to connect a laptop directly to a sensor for configuration. The sensor supports Wi-Fi but does not have an Ethernet port. The technician is in a remote area with no network infrastructure. Which wireless method should they use?

Keep studying — Infrastructure