CompTIA A+ Core 1 Final Assessment

A PC tech plugs a x4 PCIe adapter card into a x8 socket. What speed would the card be capable of running? (Select all that apply.)

x1

x4

An engineer is evaluating a new unified threat management (UTM) appliance as a potential replacement for an outdated firewall. Which feature related to website browsing is the engineer most likely to find in the UTM?

Content filtering

A support technician helps a user identify a problem with a newly installed application. The user states the application was working the day before. What does the technician do next?

Establish a theory of probable cause.

The projector in the conference room is experiencing intermittent shutdowns. The technician begins troubleshooting by checking all the connector cables. What are the next troubleshooting steps for the technician? (Select the best two choices.)

A.Check that the vents are free from dust.

D.Check that the fan is working.

While troubleshooting a user's computer that has no power, the technician eliminated these possible causes: power supply, processor, cabling, wall socket, and connection issue. Therefore, which of the following could be the problem?

Faulty motherboard

A data scientist needs to run complex algorithms and machine learning programs that require a significant amount of computing power. The scientist tells the company's IT pro that their current computer is too slow and their data is backed up daily. What RAID configuration would be best for the data scientist where they don't need redundancy?

RAID 0

A printer technician works in a corporate office. Their office has multiple types of printers that require regular maintenance. Which type of printer maintenance includes replacing and properly disposing of a toner print cartridge?

Laser printer maintenance

How many binary digits are found within a media access control (MAC) address?

48

If there is not enough system Random Access Memory (RAM), the memory space can be extended by using disk storage as a page file or swap space. What is this combination of addressable memory called?

B.Virtual RAM

A user traveling on business reports that a company owned device suffered damage to the screen during a trip. A technician notices cracks on the screen and determines that touch input is no longer recognized. Visual elements on the screen look fine. What components need replacing? (Select all that apply.)

B.Protective glass

Digitizer

An organization conducts a weekly video conference from its home office to its field locations. Recently, employees at the field locations have been complaining of poor audio and video quality. Which protocol does an engineer monitor for performance issues?

UDP

An engineer plans a new wired infrastructure rollout that will support wireless capabilities. For this rollout, the cable length is approximately 328 feet and includes the incorporation of access points that supplies 48V of power around 13 watts. Which specific IEEE standard does the engineer implement?

B.802.3af

When upgrading the RAM on multiple standardized laptops, what is the most important factor to consider to ensure compatibility with the existing hardware?

D.DDR version

A company considers moving its infrastructure to the cloud. Management emphasizes the need to handle changes in resource usage in real-time. Which feature fulfills this need?

C.Rapid elasticity

A critical system is set to use secure boot. What properties are characteristic of the secure boot process? (Select all that apply.)

A.The firmware is configured with cryptographic keys.

B.The operating system boot loader is digitally signed.

An engineer configures 6 disks in a workstation to be part of a redundant array of independent disks (RAID) volume where one-sixth of the space on each disk will be used for parity. Which RAID type does the engineer implement?

RAID 5

A computer has three disk drives. Which of the following RAID configurations will most likely be used with such a setup? (Select all that apply.)

A.RAID 0

C.RAID 5

What issue does the help desk technician suspect is causing a problem of a cursor moving on its own?

C.High Sensitivity

A manufacturing firm uses an older Windows NT computer to operate a unique piece of machinery. To support such a legacy system on the network, what common port settings are enabled for communications?

B.137-139 NETBIOS

A company plans on live streaming a company-wide meeting once a month. Engineers prepare network equipment to allow the traffic. Which protocol is normally used for such a task?

UDP

An engineer plans a fiber cable implementation between two campus buildings about 30 kilometers apart. Due to the distance between the locations, the engineer selects single-mode fiber. What specifications does the engineer need to consider with this decision?

B.Small core, long distances, long wavelength

A user complains about a faulty network connection on a laptop. A technician traces the Ethernet cable in the office to a direct connection in a 16-port smart switch. While investigating the switch’s activity, it becomes apparent that port flapping is occurring. What does the tech troubleshoot as a possible cause? (Select all that apply.)

A.Bad cabling

C.Faulty port

D.Interference

A company implements a new wireless Infrastructure. During the installation, an engineer adjusts the signal of all antennas for optimal performance. Which setting does the engineer use to measure dBi?

Antenna gain

A printer technician troubleshoots a laser printer and determines that the exposing stage of the print job is the issue with print jobs printing incorrectly. What does the technician suspect is happening?

A.The imaging drum is not properly losing its charge.

A remote facility cannot utilize a wired internet connection for a short period. When relying on a wireless solution, the company uses a technology that must be provisioned with a motor so it can periodically realign with the array. Which internet access technology is in use?

Low Earth orbital satellite internet access

A laptop technician in a large corporation needs to upgrade the hard drives on employee laptops. Currently, the laptops have standard 5400 rpm 500 Gb magnetic drives. The technician needs to know what physical drive size to order. What is the normal size for a laptop magnetic drive?

2.5 in.

Which of the following solutions can mitigate debris reaching components and address occasional overheating in a system that's positioned safely away from other objects by facilitating airflow to cool down the internal components? (Select all that apply.)

C.Install a new system fan

D.Use blanking plates

A user complains that a computer is too slow when opening numerous applications. A technician suggests purchasing a new computer that features CMP capabilities to handle the user's workload. Which statement describes the technician’s suggestion?

Multiple processing cores combined in the same package

After identifying the problem with a user's computer and collecting detailed information from the user about the problem, a technician believes they know the cause. However, when testing this theory, the technician discovers they were wrong and may not be capable of resolving the issue. What are some appropriate troubleshooting steps for the technician to try next? (Select all that apply.)

Escalate

Develop a new theory.

A systems administrator is wanting to use a process in which the TCP/IP protocol is used to query and update an X.500 directory. What can be used to accomplish this task?

LDAP 

A user tries to connect a second monitor to a computer. The computer has an available digital visual interface (DVI) connector and the monitor has a video graphics array (VGA) connector. After some consideration, a technician decides upon a solution that supports both analog and digital outputs. Which type of cable does the technician recommend?

DVI-I

A universal asynchronous receiver transmitter (UART) port was traditionally a physical serial port in a legacy system. In a modern mobile device, how can a UART be utilized? (Select all that apply.)

B.Bluetooth

C.USB

The office laser printer starts printing pages that smudge easily. The IT specialist is proficient in the common printing defects of laser printers and knows what is causing the problem. What will the IT specialist do to fix the problem?

Replace the fuser.

A network administrator adds several network printers to a business network. Users can install the printers easily by browsing resources that are available for use. Which protocol enables the ability for the printer to have an automatically populated address book?

LDAP

A large technical firm deploys a cloud service. The service offers cloud storage along with web development capabilities. What deployment model does the firm utilize when a multi-tiered subscription option is available to the general consumers?

Public

A software engineer wants to share a specific set of files with external users to support an upcoming project. What protocol allows a client to upload and download files using encrypted services?

FTPS

A company realizes that it needs to implement a management solution for mobile phones. Which solution is specific to the restriction of apps installed from a device’s app store?

MAM

A user complains about the quality of the display on a laptop. The user mentions that the laptop has been in use since the company started many years ago. IT determines that the display uses a very early thin film transistor (TFT) technology and will replace the laptop. Which TFT technology does the display use?

Twisted nematic

An organization experiences an internet outage. As fiber is being used, an engineer checks to see if the optical signal is being properly converted to an electrical signal. The router is connected using an RJ45 copper wire patch cord. What does the engineer check?

ONT

A technician needs to repair a laptop. Symptoms are that some keyboard characters are not typing properly and the fingerprint reader is not recognized. What type of component is the technician inspecting?

Ribbon cables

An employee at an organization requests a laptop upgrade. The request is for a laptop that is extremely lightweight. There is also a requirement for the fastest speeds possible in order to demo the company’s software to potential clients. With these requirements in mind, which drive type should the laptop have?

M.2

An organization looks to harden email services. The systems administrator uses every possible option to help prevent SPAM and other anomalies. During the final stages of configuration, the systems administrator creates a policy within the Domain Name System (DNS) to handle authentication failures. What is being configured?

DMARC

A technician plans an upgrade for several company laptops with new internal storage devices. The requirement is that the new devices interface with a PCI Express bus. What type of device does the technician use?

M.2

A technician plugs a USB device into a computer and notices that the speeds are slightly less than expected.  The USB port and device are USB 3.x devices, and the achieved speed is roughly 9 Gbps. What USB standard is in use?

A.USB 3.2 Gen 2x1

A security team at a company discovers that malware is moving from one guest OS to another VM in attempts to interact with the hypervisor. What security issue is occurring?

Escape

What service provides on-demand resources like server instances, file storage, databases, or applications over a network?

Cloud computing

A technician is managing configuration settings in Windows for a LaserJet printer from the printer's properties dialog box. Among the following options, which one is NOT commonly found in the properties dialog box?

Print in color or black and white

What is the modern Android-based smartphone and tablet connector for wired peripherals and charging?

USB-C

Engineers need to share data between the team's laptop devices that are located in the same office space. The speed needs to be at least 50 Mbps. Which technology do the engineers use?

Wi-Fi

A user contacts a printer technician to report that every print job sent to a laser printer has lines of toner in the same location on every page that is printed. The user checked the feed rollers for the technician and reported that they were clean. What does the technician thus suggest may need cleaning or replacing?

Drum

A technician that is new to 3D printers needs to call service for a malfunctioning printer. The technician explains that the problem is with what looks to be a print-head. Which component does the tech report as a problem?

Extruder

A shared printer handles a lot of print jobs for a medium-sized company. As of late, all users are complaining about the print jobs having a speckled output. What does a printer maintenance technician find to be the problem?

Toner is loose in the printer.

A technician builds a spare computer with an older motherboard and purchases a new modular power supply. What type of P1 motherboard connector will the power supply most likely provide?

D.20+4-pin

A hardware technician replaces the central processing unit (CPU) on an Advanced Micro Devices (AMD) motherboard. What must be applied when connecting the heat sink to the CPU?

A.Thermal grease

A technician troubleshoots wired connectivity issues with a device. What should the technician check first to resolve a no connectivity issue?

Ethernet cable

Non-volatile storage devices hold data when the system is powered off. These devices are also referred to as mass storage. What are the three types of technologies that mass storage devices use? (Select all that apply.)

Magnetic

Optical

Solid-state

When troubleshooting internet connectivity issues on a wired network, the first step is to make sure the patch cables are working and physically connected to the network ports. If that is not the problem, what is the next troubleshooting step?

Use a loopback tool to test for bad ports.

A technician installs memory into a computer that supports a multi-channel configuration. A 4GB module is placed in bank A1 and a 12GB module is placed in bank B1. A diagnostic tool reports that 16GB is useable, but not as multi-channel. What mode does the system use in making all of the memory available?

Flex

A technician follows a best practice methodology while troubleshooting a problematic computer system. Which of the following options is a consequence of having a problematic computer when considering that problems have causes, symptoms, and consequences?

Data required for a meeting is missing.

A user's monitor displays a distortedly large image. To fix the resolution problem, the IT specialist performs which software troubleshooting steps? (Select all that apply.)

B.Check the configuration of the video card.

C.Update the video card driver.

A user's computer powers on, but it does not pass the power on self-test (POST) and there is no display on the monitor. The IT specialist starts with the POST issue. Which of the following troubleshooting tests are appropriate in this situation? (Select all that apply.)

1. B.Check for faulty devices by removing one device at a time to see if this fixes the problem.

C.Check for faulty devices by removing all non-essential devices, then adding them back one at a time.D.Check for a faulty CPU.

An engineer configures a workstation for development testing by using virtualization. The engineer chooses to use a type 1 hypervisor. Which statements describe the environment? (Select all that apply.)

A.The hypervisor is a part of a bare-metal platform.

The hypervisor is managing access to the host hardware directly.rt of a bare-metal platform.

Systems administrators deploy a virtualization solution that separates host resources for each instance that is running at the operating system level. Which solution is running?

Container

A technician looks to wire an office for a medium-sized local area network (LAN). When considering the available standards and speeds, the technician decides to implement Gigabit Ethernet. What specific standard does the technician use?

A.1000BASE-T

A technician needs to troubleshoot problems. When problem-solving, what are the three items that define a problem? (Select all that apply.)

Cause Symptom Consequence

Which cloud characteristic handles changes in demand requirements in real time?

A.Rapid elasticity

Which current USB standard supports 2 x 10 Gbps speeds and uses a USB-C connector type?

C.USB 3.2 Gen 2x2

A developer asks the IT department if virtualization would be possible to test software in a sandboxed environment. The developer’s workstation runs Windows 10, the central processing unit (CPU) has virtualization technology enabled, and has plenty of resources for virtual machines. Which Type 2 hypervisor does the IT staff install?

B.VMWare Workstation

What is a class of management software designed to apply security policies to the use of mobile devices and apps in the enterprise?

1. B.Enterprise Mobility Management (EMM)

Which type of virtualization refers to any solution designed to run on ordinary desktops or workstations?

D.Client-side virtualization

A hard disk drive in a system experiences extended read and write times. What is likely the cause? (Select all that apply.)

B.Bad sectors

C.Bad blocks

A company places restrictions on the specific components and ports of mobile devices. This includes USB ports and cameras. Which specific enterprise management solution does the company deploy for this purpose?

MDM

A college would like to implement a secured print solution so that print jobs do not arrive at a printer until the printer is physically interacted with. This will help prevent students from potentially picking up faculty print jobs. Which two physical security solutions does the IT department consider to accomplish this? (Select all that apply.)

Pin code

Badging

A college campus is spread throughout an entire city. There is a plan to upgrade the connectivity to all buildings for increased speed. What type do engineers upgrade to?

MAN

A systems administrator looks to control HTTP requests from client computers based on the time of day. What type of service does the administrator deploy when configuring clients in a non-transparent manner?

B.Proxy server

A user states that a smartphone with a Li-ion battery does not hold a charge for as long as it did in the past and seems to charge slowly after replacing a lost adapter. The change was noticed over the last few months. What could be the cause? (Select all that apply.)

C.Aging battery

D.Aftermarket AC Adapter

A computer technician replaces the power supply in a desktop system.  To do this, the technician needs to know the output of the current power supply unit (PSU). What is the PSU output capability measured as?

C.Wattage rating

A support firm installs and configures network access control systems for organizations. This includes implementing the security mechanisms for local and remote computers to authenticate with an internal server system. An unmanaged switch is put in place on the edge of the network to protect the server and protect against unauthorized traffic. What role does the switch play in the implementation?

B.Network Access Point

A printer technician receives a complaint from multiple users sharing a laser printer that the pages they are printing are faded or faint. Upon troubleshooting, the technician ruled out user and server settings. What laser printer component needs replacing to fix this error?

D.Toner cartridge

A new computer experiences a malfunction with a touch input device. A support engineer disassembles the computer to diagnose the problem. While troubleshooting, which component would the technician find has a 9-pin header on the motherboard?

B.USB port

Several users of a shared printer complain that the printer is printing on both sides of a sheet of paper when it should only print on one side. What setting does a technician change?

Duplex

An engineer troubleshooting a network connection identifies a port flapping problem. What should the engineer investigate as a possible cause? (Select all that apply.)

B.Ethernet cable

D.Switch port

C.NIC port

A technician troubleshoots a motherboard issue. What the tech discovers is chip creep with a serial ATA (SATA) connector. What is the cause? (Select all that apply.)

A.Changing temperature

B.Dust and dirt

A small call center office asks their IT service provider to implement a voice-over-IP (VoIP) system for them. After discussing the office's needs, the technician learns that their ability to make and receive phone calls is critical. Considering this information, which of the following should the technician recommend?

A.Configure QoS on the router.