Free CompTIA A+ Certification Exam: Core 1 Exam 220-1201 Exam Practice Test

Which of the following services is used to allocate IP addresses in an enterprise-wide environment?

• DNS
• Syslog
• Telnet
• DHCP

A technician recently updated the firmware on a dual-BIOS motherboard. Following the update, the system has been stuck in a boot loop and cannot start an OS from any internal or external device. The technician cannot access the UEFI menu either. Which of the following should the technician do next?

• Enable the secondary configuration.
• Downgrade the firmware via USB.
• Start a warranty repair of the motherboard.
• Reapply thermal paste to the CPU.

An SAS RAID array has severely degraded and gone ofline A systems administrator examines the syslog, and the point of failure is not obvious. Which of the following techniques should the administrator use to identify the issue (Select two).

• Run a magnet over each drive.
• Check if one of the drives is not level
• Listen for clicking and grinding noises
• Check the OS logs
• Update the RAID controller firmware.
• Check the historical SMART data

Which of the following devices is used to implement ACL polices for an environment?

• Managed switch
• Gateway
• Repeater
• Firewall

Which of the following display characteristics would be most important to ensure screen images appear the same as printed output?

• Color gamut
• Pixel density
• Refresh rate
• Resolution

Which of the following devices is designed to monitor and filter incoming and outgoing network traffic?

• Switch
• Access point
• Firewall
• Hub

The display in a conference room has a ghost image that does not match the presentation Which of the following would test resolve the issue?

• Adjust the color settings.
• Correct the keystone.
• Increase the brightness levels
• Replace the monitor.

An IT specialist compares Bluetooth and NFC technologies for mobile device connectivity. Which of the following statements accurately describes a key difference between the two?

• NFC is faster than Bluetooth when transferring large files between devices.
• NFC consumes more power than Bluetooth, making it less suitable for devices in which battery conservation is crucial.
• NFC requires pairing with the receiving host, whereas Bluetooth just needs the available connection.
• NFC works best within a few centimeters, but Bluetooth can connect devices that are up to 32ft (10m) apart.

A computer displays an error message indicating there is insufficient storage when installing applications. The user reports slow application load times. Which of the following replacement components would best resolve this issue?

• SSD
• USB
• HDD
• RAM

A technician is replacing a failed power supply in a ten-year-old computer When installing the customer-provided power supply, the technician discovers the ATX connector would not plug into the motherboard. The customer wants a cost-effective solution. Which of the following should the technician do next?

• Adjust the input voltage.
• Install a modular power supply.
• Rebuild the failed power supply.
• Use a 20-pin to 24-pin adapter.