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220-1201 CompTIA A+ Core 1 Exam (2026) is now Stable and With Pass Result | Test Your Knowledge for Free

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220-1201 Practice Questions

CompTIA A+ Core 1 Exam (2026)

Last Update 4 days ago
Total Questions : 411

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Question # 51

A technician recently replaced a user ' s laptop screen. Since then, the user has had trouble connecting to wireless networks. Which of the following should the technician do?

Options:

A.  

Verify that wireless technologies are compatible with the updated hardware.

B.  

Reinstall the wireless drivers after the OS is reloaded.

C.  

Reconnect the antenna to the system board.

D.  

Reset the network services.

Discussion 0
Question # 52

A technician receives several complaints from the same office about VoIP calls sounding broken up, being difficult to hear, and having lagging audio. The technician arrives on-site and runs an internet speed test on several wired and wireless computers. Internet speed seems normal throughout the office. Which of the following should the technician do to fix the call issues?

Options:

A.  

Enable QoS in the router

B.  

Configure PoE on the switch

C.  

Change the encryption from WPA3 to WPA2

D.  

Turn on MAC address filtering

Discussion 0
Question # 53

Which of the following will a company most likely use to control which websites a user can access?

Options:

A.  

Proxy server

B.  

Spam gateway

C.  

DHCP server

D.  

RADIUS server

Discussion 0
Question # 54

An engineer must implement a solution to facilitate and maintain an organization ' s legacy application until it is retired. The application is currently hosted on three physical servers. Which of the following is the most suitable concept for this purpose?

Options:

A.  

SAN

B.  

FaaS

C.  

Virtualization

D.  

Configuration management platform

Discussion 0
Question # 55

Users in a 200-person call center report that phone calls experience severe performance degradation on busy days. The technician confirms:

• Upload and download speeds are 50Mbps during a speed test.

• VoIP call prioritization settings are properly configured for the VLAN that the call center uses.

Which of the following is most likely the cause of this issue?

Options:

A.  

The QoS is not configured correctly on the router.

B.  

The switchports dedicated to the call center are flapping.

C.  

The call center ' s VLAN is not configured to allow voice traffic.

D.  

The bandwidth dedicated to the call center is insufficient.

Discussion 0
Question # 56

A technician has just installed a new SSD into a computer, but the drive is not appearing. Which of the following is most likely the reason ' s?

Options:

A.  

The SSD is faulty and should be replaced by the manufacturer

B.  

The SSD has not been properly formatted and is not readable

C.  

The SSD is incompatible with the motherboard

D.  

The SSD has not boon installed properly and should be reseated

Discussion 0
Question # 57

Which of the following options offers the best connectivity performance with limited necessary accessories?

Options:

A.  

Hotspot

B.  

Lightning cable

C.  

NFC

D.  

Bluetooth

Discussion 0
Question # 58

Which of the following types of RAM would most likely be used in a server?

Options:

A.  

SODIMM

B.  

ECC

C.  

Unbuffered

D.  

DDR3

Discussion 0
Question # 59

Which of the following could a user employ to maximize module bandwidth when selecting memory for a high-end gaming computer?

Options:

A.  

Error correction

B.  

RAM voltage

C.  

Channel configuration

D.  

Physical module size

Discussion 0
Question # 60

A technician is building a high-powered workstation. When the technician attempts to start the workstation, nothing happens. The technician verifies that all power connectors are fully seated. Which of the following is the most likely cause of the issue?

Options:

A.  

The case header pins are not connected.

B.  

The RAM is not fully seated.

C.  

The power supply unit’s wattage is too low.

D.  

The CPU fan connector is faulty

Discussion 0
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