Comptia A+ Certmaster Practice
32 community-sourced questions and answers. Free — no login.
You need to configure a SOHO (Small Office Home Office) network to provide Internet Protocol (IP) Addresses only to devices allowed on the network. You have configured a list of devices that are allowed to access the network. Which feature should be enabled?
Answer: MAC (Media Access Control) Filtering
In which sector on the hard drive is the Master Boot Record (MBR) located?
Answer: In the first sector of the first partition
Which of the following Intel CPUs are laptop only chips?
Answer: Core Duo
In a large network, to which of the following devices would you NOT assign a static Internet Protocol version 4 (IPv4) address?
Answer: Workstation
In Windows Firewall properties, how can you block a computer from accessing a specific program?
Answer: Use the "Allow" state for outbound connections and create a rule to block the program.
What is NOT true about troubleshooting WiFi network problems?
Answer: There may be a problem with the Ethernet NIC.
What causes most paper jams?
Answer: Improper media and creases in paper
Which of the following cloud services offers an online data center infrastructure without having the associated costs of purchasing and managing the hardware?
Answer: IaaS
Which of these is part of a fiber optic strand?
Answer: Buffer
What is true about RAID hardware configurations?
Answer: RAID hardware can be supported by the motherboard.
When should you consider a workaround as solution to a non-critical IT problem?
Answer: When you want to be most cost-effective
Which cloud deployment type is targeted towards only a certain group of users?
Answer: Community
Your computer shuts down every time you plug your external USB optical drive to it. After removing the optical drive, it works fine. What kind of problem could this indicate?
Answer: The PSU is underpowered.
Which type of printer allows you to print text files to an image file format (such as a .JPEG) so that you can email an image of the text to a colleague?
Answer: Virtual printer
You are working on a project that requires virtualizing an operating system (OS) for an end user to test an application. It has been requested that you use a type-2 hypervisor to accomplish this. Which of the below would fulfill that requirement?
Answer: KVM
What is true about identifying the cause of a problem?
Answer: You must balance being methodical with being efficient.
A company uses smartcards with Personal Identification Numbers (PINs) as a two-step authentication process to access the network. This is an example of which of the following network authentication methods?
Answer: Public key authentication
Which of these can cause damage to a hard disk?
Answer: Sudden loss of power
Which of the following cases are used for high-end user personal computers (PCs)?
Answer: Mid tower case
How do you configure a proxy server in Windows?
Answer: Click the LAN Settings button on the Connections tab of the Internet Options dialog.
Which of the following is the addressing scheme that uses a 32-bit number for each address?
Answer: IPv4
What is the last thing you should always do before considering an incident closed?
Answer: Confirm with the customer the problem has been fixed.
You plan on purchasing a Windows 10 desktop to virtualize two Linux operating systems for web development purposes. You are in the market for a machine with an Intel processor. What CPU virtualization feature will you look for when shopping?
Answer: VT
Which port is typically known as a serial port?
Answer: COM1
What is the purpose of having an accelerometer in a laptop?
Answer: To protect the hard drive
You are considering replacing the hard drive in your laptop. You know that the laptop is using a 2.5" drive, but you want to research available drive heights as well. Which of the below is NOT a valid 2.5" hard drive height?
Answer: 12 mm
How do you configure a host to use a static Internet Protocol version 4 (IPv4) address in Windows?
Answer: Select the "Use the following IP address" option and enter the IP address on the General tab of the IPv4 Properties dialog.
You need to do some application testing. You have a Windows 10 desktop and decide to use Hyper-V to create virtual environments to test the applications in. You do not want the guest virtual machines to be able to communicate with any other physical system on the network: however, communication between the guests and the hosts is allowed. Which type of virtual switch should you create in Hyper-V?
Answer: Internal
Which of the following Hypervisors is included with Linux distributions?
Answer: KVM
Which feature of a wireless router allows you to prioritize certain types of network traffic?
Answer: Quality of Service (QoS)
You want to build a computer that can stand upright on a desk and takes up the least amount of space possible. Which case type should you select?
Answer: Micro-ATX slim tower
Which of these has a transfer rate of 1.6 Gigabits per second (Gbps)?
Answer: DDR-200
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