A+ 1101 Study Quiz 6

A technician is preparing laptops for deployment to a medical department. The laptops require SSD-level encryption to be enabled, but BitLocker refuses to turn on. An error message states that a BIOS-level setting has not been turned on. Which of the following should the technician check FIRST when troubleshooting this issue?

• Reorder the priority in Windows Boot Manager.

• Check to make sure Secure Boot is turned on.

• Ensure that the Trusted Platform Module is enabled.

• Verify that the latest updates are installed.

Answer explanation

To troubleshoot the issue with BitLocker, the technician should first ensure that the Trusted Platform Module is enabled as it is a BIOS-level requirement for SSD-level encryption.

Which of the following BEST describes a lab environment in which virtual machines can be created, rebooted, and shut down without affecting the production network?

• SCADA

• Sandbox

• Honeypot

• Hybrid cloud

Answer explanation

A sandbox environment allows for the creation, rebooting, and shutting down of virtual machines without impacting the production network.

A SOHO customer would like to purchase network hardware to enhance security. The hardware should perform stateful packet inspection. Which of the following would BEST address the customer's need?

• Switch

• Firewall

• Router

• Proxy

Answer explanation

A firewall is the best choice as it performs stateful packet inspection, enhancing security for a SOHO customer.

An IT manager is evaluating ticket resolution times. While reviewing the data, the manager notices repetitive issues are taking longer than expected to resolve. Which of the following changes should the manager implement to resolve repetitive issues more quickly?

• Require the technicians to spend more time testing theories to determine the root causes of issues.

• Require the technicians to verify full system functionality when resolving issues.

• Require the technicians to gather more information when speaking with users about issues.

• Require the technicians to document the findings, actions, and outcomes of issues.

Answer explanation

The manager should require technicians to document findings, actions, and outcomes to improve resolution times by tracking progress and identifying patterns for quicker solutions.

A technician is troubleshooting a laptop that has a blank LCD panel. The technician shines a flashlight on the LCD and sees a faint image. Which of the following options BEST describes the problem?

• Defective inverter

• Incompatible video controller

• Incorrect input source

• Burned out bulb

Answer explanation

The best description of the problem is a faulty inverter, as it causes the LCD to display a dim image when illuminated with a flashlight.

Which of the following network options would work BEST to ensure that a client-side virtual machine cannot access the rest of the network?

• NAT Mode

• Bridged Mode

• Direct Mode

• Host-Only Mode

Answer explanation

The 'Solo host' mode would work best to restrict a client-side virtual machine from accessing the rest of the network by isolating it on the host machine.

A technician is adding one more line at the demarcation point. Which of the following tools would be the MOST useful for performing this task?

• Toner

• Punchdown

• Network tap

• Crimping tool

Answer explanation

The most useful tool for adding a new line at the demarcation point is a Punchdown tool, as it is specifically designed for terminating and connecting wires in telecommunications and network applications.

Which of the following Wi-Fi 802.11 protocols uses the 5.0GHz frequency and has the BEST speed and reception?

• 802.11a

• 802.11ax

• 802.11b/g/n

• 802.11n

Answer explanation

The 802.11ax protocol uses the 5.0GHz frequency band and provides the best speed and reception among the listed options.

Which of the following is the MOST likely cause of the issue where a user is unable to click the buttons on the track pad or press some keys on the keyboard, and no physical damage is observed?

• Damaged digitizer

• Swollen battery

• Distended capacitors

• Failed accelerometer

Answer explanation

The MOST likely cause of the issue is a swollen battery, which can cause pressure on the trackpad and keyboard, making it difficult to click buttons or press keys without any visible physical damage.

Which of the following servers is MOST likely offline if users report they cannot access the local intranet after a scheduled power outage, but a technician is able to ping the IP address of the server that is hosting the website?

• Web

• DNS

• File

• DHCP

Answer explanation

If users can't access the intranet but can ping the server hosting the website, the DNS server is likely offline, as it translates domain names to IP addresses for access.