COMPITA A+

Implement cable management.

A cable is running along the floor between two work areas where people walk. Which of the following steps should be taken first?

Surge suppressor

A company is experiencing electrical surges from the utility company that are significantly higher than the normal rated voltage level. Which of the following devices will best mitigate the power surge at each of the workstations?

-Xeon -Itanium

A company needs to upgrade their servers and workstations to support the latest 64-bit applications and deliver better performance. Which two processors will satisfy the company's requirements?

PC4 32000

A computer has four DDR4 memory modules. Two modules have a speed of 3000 MHz and the other two have a speed of 4000 MHz. If the two 3000 MHz DIMMs are upgraded, the new modules to be installed should have what rating?

One memory stick in unbuffered, the other is registered

A customer takes a computer to a repair shop because the system did not boot successfully after adding a memory module to help increase performance. What is likely to be the problem?

Port replicator

A few users need to connect an external monitor, external keyboard and mouse, and to a wired network cable to their laptop while visiting a remote office. The laptops are not from the same manufacturer.Which of the following devices will allow the users to connect their laptops to the external devices?

ECC

A help desk technician is reading the manual for the motherboard in a server to ensure the right type of memory is installed during an upgrade. The documentation says it provides additional reliability because it is capable of correcting single bit errors. What technology do the memory modules use?

RJ-45

A network technician is on a service call at a remote residential location. He forgot to take some Ethernet cables and needs to make one.What type of connector will he need on both ends of the cable?

Multicore processor

A processor housing that contains more than one processor is referred to as what term?

The DHCP server is not reachable

A restricted computer lab at a college has been set up with local authentication. Students are able to log in but do not have internet access. You check the network settings on one of the computers and it has an IP address of 169.254.1.10. What is the problem?

Ryzen Threadripper

A software development firm needs to test a high-end application on a system with a family of 64-core AMD processors. Which processor will meet their needs?

Verify the cooler is securely seated and connected

After installing the processor and reassembling the computer, the system begins the boot process and suddenly turns off before completing the boot. You turn everything off, unplug the power cord, press the power button to drain the power, and open the case. What should you do next?

~The computer from which he downloads the document is a server ~His computer is a client

Akello uses his computer to download a document from the internet. What role does his computer play as opposed to the computer from which he is downloading the document? Select two.

After Windows successfully boots without errors

At what point during the motherboard installation should you install the motherboard drivers?

Install one peripheral at a time, reboot, and make sure it works before proceeding.

Bola is upgrading some peripherals devices connected to his computer. He buys a new webcam, gaming keyboard, and a card reader. What approach should he take when installing the peripherals?

Damage to both the processor and the motherboard.

Brandon purchased a new processor online for an upgrade. When he purchased the processor, he made sure that it used the same socket his computer's motherboard used. But he did not check to see whether the motherboard chipset was compatible. What will happen if you install a processor on a motherboard that can fit the socket but is the wrong chipset?

~Two 4TB SATA 3 Drives ~Blu-ray burner ~High-end sound card ~eSATA storage device ~32 GB of DDR 4 RAM

Cathy is planning to purchase a new audio and video editing workstation to make computer training videos at work. In addition, she wants the ability to back up her large video files relatively quickly but not over the network to help preserve bandwidth. She does not exactly know or understand the type of devices she needs. What types of components would you recommend? (Select all that apply.)

~Version of DirectX is out of date. ~Video card device drives need to be updated. ~Game is not compatible with video card.

Damion recently did an update to his computer and added a new video card. After the update, Damion decided that he would like to play his favorite game. While he was playing the game, the system locked up. He restarted the computer and did not have any issues until he tried to play the same game, at which point, the computer locked up again. What might be the problem with Damion's computer? (Select all that apply.)

-PCIe expansion card -U.2 port on the motherboard -M.2 slot on the motherboard

Devon would like to install a new hard drive on his computer. Because he does not have a SATA port available on his motherboard, he has decided to purchase a NVME SSD hard drive.How can Devon attach a NVME device to his computer? (Select all that apply.)

DRAM

Documentation on the memory modules in a computer says that each row is refreshed frequently, specifically, every 64ms. What type of memory is installed?

He didn't back up his data. When RAID is configured all data on participating drives is lost.

Dumas, who has excellent mechanical aptitude, owns a computer with two hard drives. One drive is used for the operating system and the other drive is used for his personal files. He decides to install a third disk in a RAID 1 configuration to protect the disk with his files against data loss. He is not too concerned about data loss on the disk with the operating system because he could easily reinstall the OS, so that disk is not included in the RAID configuration. When he is done, he powers up his computer, no error messages are displayed, yet he is distraught because all his data is lost. Why would this happen?

-Motherboard -RAID controller

During routine maintenance on your server, you discover that one of the hard drives on your RAID array is starting to go bad. After you replace the drive and rebuild the data, you run diagnostics on the RAID controller card with no problems, so you believe you fixed the problem. The next morning you arrive at work and discover that the RAID has completely failed. None of the disks are working. Your server is still running because you installed the OS on a non-RAID disk, but all the data is missing, and the server shows that none of your RAID disks are found. What might be the problem with your server? (Select all that apply.)

-RAID 0 stripes data across disks, RAID 1 mirrors data, and RAID 5 uses parity. -All three flavors of RAID could be implemented using hardware or software RAID.

Explain the difference between RAID 0, RAID 1, and RAID 5. Select two.

-A motherboard with four dual-core processors -A system board with two quad-core processors

For maximum efficiency and performance, a highly tuned and specialized application needs to run on a system capable of handling exactly 16 threads at the same time from the operating system. Which two of the following will best meet the specified requirement?

Disable the onboard video port and install a new graphics card.

Four years ago Faleka bought a custom computer with a mid-tier motherboard and a basic configuration option. During the last three months he has noticed the video quality seems to be gradually degrading. To troubleshoot, he uses a known-good replacement monitor and video cable, but the problem persists. What would be a reasonable course of action for Faleka to take?

-RAM -Motherboard

George is involved with a project at work. Over the last few weeks, he has noticed a gradual but significant degradation in performance when running his AutoCAD program. He calls the technician and asks him to check his computer. The technician tells George to reboot the computer and asks George how much RAM was detected. The amount of RAM reported is exactly as expected.What hardware could be causing this problem? Select two.

Examining the System and Making Your Best Guess

Heather needs to fix a computer at her worksite. At which step in the troubleshooting process is she most likely to attempt to reproduce the problem.

Disable the touchpad.

Henry bought a new laptop. And even though it has a touchpad, he prefers to use a mouse. However, he notices that sometimes when he is typing, the cursor will move, causing him to mistype words or even delete sentences or entire paragraphs. What can Henry do to remedy this problem?

ping

Henry is using the command line to troubleshoot whether a Windows client is able to connect to the server on his network. What command should Henry use to check whether he has connectivity to the server?

SO-DIMM DDR3

Jenny is working on a laptop computer and notices that the computer is not running very fast. She looks and realizes that the laptop supports 8GB of RAM and that the computer is running only 4GB of RAM. Jenny would like to add four more gigabits of RAM. She opens the computer and finds that there is an open slot for RAM. She checks the other module and determines that the module has 204 pins.What module should Jenny order?

~TCP is reliable and ensures the delivery of data using a connection-oriented mechanism. ~UDP is fast and does not retransmit lost data so as not to disrupt the live video feed.

Jesenia read an article that said stored data, such as when you are downloading an app, is transmitted using TCP, but live-streaming events are transmitted using UDP. Why would this be true? Select two.

7200 RPM magnetic HDD

Jessica wants to purchase a new hard drive. She wants a drive that has fast access because she will use it to edit videos on her PC. She also needs a lot of storage and wants to have at least 4 TB available to save her videos. Jessica wants to keep the cost down as much as possible.What type of hard drive should Jessica purchase?

Did you update the drivers?

Jordan, a junior technician, ordered hardware for facial recognition capabilities on every computer at work. Before the hardware was delivered, he was removed from the project to help upgrade the operating system on every computer. After a few months, he was finally able to get back to the facial recognition project. He installs the webcam, the adapter card, and the drivers that were included in the optical media. Issues are evident so he checks the Device Manager and does not see any issues. When Jordan asks a senior technician for help, the senior technician asks him one question. What did the senior technician ask Jordan?

Update the firmware on the motherboard if needed.

Jose is about to upgrade the processor in a computer. What should he do first?

900W power supply

Kiera is building a new computer and wants to make sure she has an adequate power supply for all the new components she is purchasing. She will be installing three HDDs, with each using 25 watts. The processor she is using will need 125 watts. The motherboard will use 80 watts. RAM will require 3 watts for each of the four DDR3 DIMM modules. Her video card will need 400 watts to run at the maximum level. She wants to keep the cost as low as possible for the power supply.Which power supply would you recommend?

Replace the hub with a switch

Kwan, a fifth-grade teacher, has been learning about computers but does not know much about networking. He found a hub in the supply closet and decided to create a small network in his classroom consisting of a file/application server, 10 relatively new computers, and a printer. The students often complain that the computers are slow, but one student blames it on the network. What can Kwan do to eliminate complaints?

Alder Lake

Oliver is replacing a processor that fits into an LGA1700 socket. The motherboard into which the processor is being installed must be compatible with what generation of processor and chipset?

Determine whether fixing the first problem caused the second problem.

Rebecca completed work on a computer and is verifying the functionality of the system when she finds a new problem. This problem is not urgent and can be easily fixed. The policy at Rebecca's company is that all problems need to be reported and given a priority code before they can be assigned to someone.What should Rebecca do about this new problem?

Research the problem on the Internet.

Sara is having a tough time finding the cause of a problem on a computer she is troubleshooting. She found a possible problem but is not sure if she is correct. In case she is wrong, Sara does not want to test her theory, because doing so might worsen the problem.What would you advise Sara to do?

Take a break and come back later.

Sara works in the IT department for a large retail store. She has been testing a theory about why an error message keeps popping up on a coworker's computer when they try to start Windows. She has hit a wall and doesn't know where to look next. Sara feels very frustrated with the problem.What should Sara do to help work out the solution?

-8-pin -6-pin

Sometimes an expansion board may have an extra PCIe power connector. This connector comes in what two different pin configurations?

Dead pixel.

Stephen has an older monitor that he uses for presentations. Recently, Stephen has noticed that a certain spot on the monitor does not change when he shows his presentations. The spot does not display the colors and stays dark when the screen is white. What might be the problem with Stephen's video issue?

The user is not saving the files properly.

Tania is examining a system because the user claims their Word documents are getting corrupt. What is a reasonable best guess as a starting point?

PCIe slots are faster than the previous generation and requires more power

The original P1 connector had 20 pins, why did the development of PCIe induce the adoption of a 24-pin P1 connector?

Internet access will now be suppressed.

The owner of a small loan brokerage firm does not know much about computers but has always been concerned with security, so he buys a used enterprise grade router. Mango, a loan officer with a little bit of IT knowledge, configures FE80::1 as the only address on the internal interface of the router. What effect will this have?

Magnetic hard drive failed.

This morning when Paul turned on his computer at work, it would not boot. Instead, Paul reported that he heard a loud clicking noise coming from inside his computer. What might be the problem with Paul's computer?

Magnetic hard drive failed.

This morning when Paul turned on his computer at work, it would not boot. Instead, Paul reported that he heard a loud clicking noise coming from inside his computer.What might be the problem with Paul's computer? Correct!

-Motherboard has failed. -Processor has gone bad or is not seated properly.

Thomas came into work this morning and turned on his computer but nothing happened. He immediately called the help desk, and you were sent to fix his computer. While talking with Thomas about his computer, you find out that when he turns on the computer, he has lights and fans, but nothing else happens. He also tells you that the four memory modules were recently upgraded. Besides the memory, nothing else has been added or changed. You decide to try to re-create the problem, and when you turn on the computer, there are lights and fans, but no beeps and no video. You notice that the keyboard light does not come on.What can you determine about the problem with Thomas's computer? (Select all that apply.)

Monitor backlighting.

Today when Dylan turned on his computer, he noticed that the monitor was very dim. He could still see the desktop icon and text. He turned the brightness all the way up, but that did not correct the issue. Dylan also checked to make sure the Power Options brightness was not turned down, causing the screen to go dim. He connected a different monitor, and the screen was fine. What caused the screen to be very dim?

The amount of memory residing directly on the processor die

Tomi buys a CPU from a computer store. The retail box references the amount of L1 cache in the list of features. What is it referring to?

-Errors are displayed when you are trying to install a new OS -You want to incorporate new features on the motherboard -When you want to upgrade the central processing unit

Under which three of the following conditions would you be inclined to flash (update) the BIOS/UEFI?

Buy a multifunction router.

Vishalini rented a small office to offer bookkeeping services. She needs DHCP, wired, wireless, and file sharing capabilities, as well as a switch to connect three computers. However, her technology budget is limited. How can she obtain access to all these capabilities at a modest cost?

-User manual -Service manual

What are two resources that may be useful in disassembling a laptop computer?

The case has been opened

What has occurred if you see the message, "Chassis Intruded! System has halted." the next time you start your computer?

Check with local environmental officials in your area for proper disposal of these items.

What is the best method for disposal for empty inkjet printer cartridges and empty toner cartridges?

Power down the system and unplug it

What is the second step in opening the case of a working computer?

Protocol

What is the set of rules and standards that any two entities use for communication?

TPM chip

What must your motherboard have to use BitLocker Encryption in Windows 8/10/11 which will ensure that your hard drive cannot be used in another computer?

POST card

What tool can help discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched.

UEFI and BIOS

What two different types of firmware may be used on motherboards?

You should not hold expansion cards by the edges.

When handling a motherboard, cards, or drive, which statement is NOT accurate?

The latest and most powerful processor available because the performance benefit will far outweigh the cost

When selecting a processor to match system needs, what features should you NOT consider?

Class C

Which of the following fire extinguisher classifications should be used on an electrical fire?

-SO-DIMM is a type of DRAM used in modern laptop motherboards -DIMM is a type of DRAM used in modern motherboards

Which of the following two statements are true regarding DRAM?

Humidity and temperature at levels comfortable for humans

Which of the following will best help in reducing static electricity and increase equipment reliability?

-RAID 0 requires at least two drives -Improves overall disk performance

Which statements are true, relative to RAID 0, and/or why would you implement it? Select two.

-The PCI bus operates at about 500 Mbps. -The PCI bus transports 32 data bits in parallel.

Which two statements are true regarding conventional PCI and PCI Express (PCIe) slots?

Replace the motherboard.

While you are working on your computer, it shuts down unexpectedly, and you detect a burning smell. When you remove the case cover, you notice a distended capacitor. What can you do to fix this problem?

Verify the adapter card to be installed is ESD-resistant.

You are asked to install a new adapter card in 30 office computers at an existing branch location. Which of the following is NOT a necessary step in the process?

One with a 24-pin power connector

You are helping a friend build a computer with a modern motherboard that is compatible with the ATX form factor. What type of power supply should you use?

~WI-FI antenna ~Microphone

You are installing a webcam in the screen bezel of your laptop. Prior to disassembling the laptop, what other devices in the screen bezel should you be aware of? (Select all that apply.)

ECC

You are researching RAM for a computer you are building for a friend who will be using the system as a home office server for a small business. She wants the added protection so the computer will not crash due to a memory error.What type of RAM should you consider purchasing?

Port number

You are running a performance test using three different browsers on the same computer to simultaneously access the same web site. What numeric identifier or address is used to keep the three connections separate at the application (browser) level?

CMOS RAM

You are troubleshooting a computer system and want to review some of the motherboard configuration settings. Where is most of this data stored?

Connect the drive to another computer and copy the data to another storage media.

You are troubleshooting a serious issue for a friend because their computer does not boot up properly.What method should be employed to ensure the user's data is protected?

-DDR3 -DDR4

You are upgrading the RAM in a home computer you bought in 2018. The motherboard supports a quad channel memory configuration. What two types of memory will help maximize performance?

Consider troubleshooting issues and possibilities that are not necessarily related to cooling.

You bought a new computer with two case fans that constantly run a little loud. However, right out of the box, you notice the system is exhibiting intermittent problems. You go into the BIOS and observe the CPU temperature is 100 degrees Fahrenheit (38 degrees Celsius). Which of the following best describes the thought process you should employ in your troubleshooting efforts?

Ethernet

You buy a cable that has RJ-45 connectors. For what type of transmission will the cable be used?

Low-level formatting

You buy a new hard disk drive and install the Linux operating system. You later decide you prefer the Windows operating system so you install it instead. Before you installed either one of the two operating systems, the hard drive had sector markings that allowed you to install the operating system of your choice. What facilitated this capability?

Use a Molex to SATA power adapter.

You decide to add three new hard drives to your computer so that you can increase the amount of storage on it. When you install the hard drives, you find enough SATA connections on the motherboard, but it is short one SATA power connector.What is the easiest way to add a SATA power connector to the system?

Boot Windows and use Disk Management to prepare the new drive.

You have a computer that is running low on storage, so you decide to install a second hard drive to store your files. You would like to partition the drive you just installed and end up with two volumes. In addition, you want to keep the original hard drive intact, which is where the Windows operating system resides.What process would allow you to meet your objective?

One of the other components was causing a short and drawing too much power.

You have an eight-year-old computer with all the original components still in place. The power supply fan seems to be going bad, so you start troubleshooting. You replace the power supply, but the fan continues to have the same problem. You then disconnect all the other components except the motherboard. Only under this condition does the fan works as expected.Which of the following is most likely to be true?

The boot sequence needs to be changed to boot from the SSD.

You install Windows on a new SSD that fits in an M.2 socket in a modern high-end motherboard. After installing the OS, the system will not boot as expected. What could be the problem?

Device Manager

You install a new peripheral, but it does not work. Then you remember about the drivers. Where can check to see if they were installed automatically?

Change resolution

You install a new video adapter and update the drivers, but notice the icons have a distorted geometry. What could you do to fix the problem?

BIOS/UEFI

You install a virtual machine app such as VMware or Virtual Box. However, when you try to create a virtual machine, they system issues a message implying that virtualization is not supported. How/where could you potentially fix the problem?

Flash the BIOS/UEFI

You need to fix a system that sometimes hangs during the boot process. In addition, it also hangs at random times after booting successfully. What could be a possible remedy?

RAM module has become unseated.

You notice that your computer is running slow and decide to reboot the computer to see if that will fix the problem. During the reboot, you notice that the amount of RAM shown during the RAM count is not the same as it was the day before.What might cause this problem?

Expansion card failed or became unseated.

You recently installed a new RAID controller card in a PCIe expansion slot on your computer. After setting up the controller, you transfer data from the backup you created over to the computer. When you finish the setup, you turn the computer off and return it to its normal location. When you turn the computer on, you immediately receive the error message, "RAID not found."What might be the problem?

Use a can of compressed air to blow out the dust

You suspect your computer is overheating because your system sometimes restarts or turns off by itself. At other times the 32 inch monitor turns blue, and the system remains unresponsive until you manually restart it. What relatively quick measure can you take to try to fix the problem?

Backup your data immediately

Your computer has recently started to generate a few S.M.A.R.T messages. What is the most favorable thing you could do?

-It takes time to rebuild the data on the new drive. -During this time performance is degraded.

Your computer has three drives in a RAID 5 configuration. One of the drives fails so you replace it right away. Immediately upon replacing the drive you notice that the overall performance seems to have been degraded. You research the issue and conclude that this is the expected behavior. How can you rationalize this behavior?

POST has failed, and you should research the BIOS beep codes.

Your computer system loses power while you are working on a project for a very important client. When the computer restarts, you hear continuous short beeps coming from your computer, and the monitor is showing no signal.What do the beeps mean?

Use a multimeter. Place the red probe of the multimeter in the center of the DC connector and the black probe on the outside cylinder.

Your laptop at home is exhibiting intermittent problems and you suspect it could be related to power.How can you verify the power adapter is supplying the proper voltage?