CPMT-1305 Chapter 4
A user has the following requirements for a RAID drive: It must be magnetic. It must be fast. It must fit into a standard tower case. Which drive type would meet the user requirements?
3.5 inch 15K drive
What is a symptom of a failing power supply?
A failing power supply could also cause a computer to reboot unexpectedly. If the power cord does not attach properly, then it is likely that the wrong type of power cord is being used. The correct answer is: The computer sometimes does not turn on.
An employee mentions that opening a large document file is taking longer than usual. The desktop support technician suspects that there might be a fault in the hard disk. What should the technician do next?
Always perform a backup before beginning any troubleshooting. The correct answer is: Back up the user data from the workstation.
A customer reports that recently several files cannot be accessed. The service technician decides to check the hard disk status and the file system structure. The technician asks the customer if a backup has been performed on the disk and the customer replies that the backup was done a week ago to a different logical partition on the disk. What should the technician do before performing diagnostic procedures on the disk?
Always perform a backup before beginning any troubleshooting. Even though the data was backed up to a different partition, the data is still on the same hard drive. If the drive crashes, the data might not be recoverable. The correct answer is: Back up the user data to a removable drive.
What task should be completed before escalating a problem to a higher-level technician?
Before escalating a ticket, document each test that has been performed. Information about the tests is vital if the problem needs to be escalated to another technician. The correct answer is: Document each test that was tried.
A company is deploying both thin and thick client computers. Which configuration step will a technician need to do on the thin clients that will most likely not be done on the thick clients?
Connect the computer to the application server. A thick client is a normal corporate workstation. A thin client is usually a monitor, keyboard, mouse, and a computer with few or no ports and no hard drive. A thin client runs applications and possibly even the operating system from a centralized device such as a server. A corporate technician commonly uses imaging software to install both, but a thin client requires the technician to make the connection to an application server.
It's connector has 184 pins and is able to support two writes and two reads per CPU clock cycle.
DDR SDRAM
It's connector has 240 pins and consumes 1.5 Volts of power.
DDR3 SDRAM
It's connector has 288 pins and has advanced error correction features available.
DDR4 SDRAM
A technician has installed a new second hard drive in a tower computer, but the drive does not show up in the BIOS. What are two things the technician should check first? (Choose two.)
Data and power cables are attached and the drive port is enabled in the BIOS.
A specific computer has an issue that could not be resolved by the help desk technician. The on-site technician finds that Windows updates have been disabled. The technician re-enables the update service, configures the computer for automatic updates, downloads and installs all missing updates, ensures the computer boots successfully, and verifies with the customer that the issue has been resolved. Which step, if any, is next?
Document the findings, actions, and outcomes.
During what step in the troubleshooting process does the technician demonstrate to the customer how the solution corrected the problem?
Document the findings, actions, and outcomes.
In which step of the troubleshooting process would a technician have to do more research on the Internet or within the computer manual in order to solve a problem?
Establish a plan of action to resolve the problem and implement the solution.
A scientific expedition team is using laptops for their work. The temperatures where the scientists are working range from -13 degrees Fahrenheit (-25 degree Celsius) to 80 degrees Fahrenheit (27 degrees Celsius). The humidity level is around 40 percent. Noise levels are low, but the terrain is rough and winds can reach 45 miles per hour (72 kilometers per hour). When needed, the scientists stop walking and enter the data using the laptop. Which condition is most likely to adversely affect a laptop that is used in this environment?
Even though laptops are normally manufactured to operate within a wide range of temperatures, the lower temperature is below freezing and not an optimal environment. The correct answer is: the temperature
When troubleshooting a computer, where can a technician find updated information about errors caused by the system, the user, or the software?
Event Viewer
A user reports that when games are being played, the computer displays random blotches on the screen. What are two possible causes? (Choose two.)
GPU overheating loose video cable
A customer asks for a solution to a printer problem that is beyond the knowledge level of the technician. What should the technician do?
Gather as much information as possible and escalate the problem.
Which task should be part of a hardware maintenance routine?
Hardware maintenance tasks include these procedures:• Remove dust from fan intakes;• Remove dust from power supply;• Remove dust from components found inside the computer;• Clean mouse and keyboard;• Check for and secure any loose cables. Maintenance tasks like defragmenting a disk or scanning a hard drive for errors are part of a software maintenance routine. The correct answer is: Check for and secure any loose cables.
What are two effects of not having a preventive maintenance plan for users and organizations? (Choose two.)
Having a preventive maintenance plan in place can lead to improved reliability, performance, and efficiency in the IT infrastructure. If a preventive maintenance plan is not in place, it can often lead to issues that will cause infrastructure downtime and significant repair costs. A preventive maintenance plan helps ensure that these costly issues are handled before they become a problem. The correct answers are: increased repair costs, increased downtime
Which procedure is recommended when cleaning inside a computer?
Hold the fan blades in place when you clean the inside of the computer with compressed air to prevent over-spinning the rotor or moving the fan in the wrong direction. The correct answer is: Hold the CPU fan to prevent it from spinning and blow it with compressed air.
A helpdesk technician takes a call, "Good morning, this is the helpdesk. My name is Greg. How may I help you today?" The frantic caller states, "My computer will not turn on and I have a presentation in 15 minutes." The technician responds, "Now calm down and let us see what we can do." The technician then proceeds to lead the caller through the process of checking power cables and power lights. Which troubleshooting step is being used at this point?
Identify the problem.
Which statement describes a feature of SDRAM?
It can process overlapping instructions in parallel.
What is a primary benefit of preventive maintenance on a PC?
It extends the life of the components.
A technician needs to purchase a storage drive that both connects directly to the PCIe bus and provides reliability. Which type of storage device would best meet these requirements?
NVMe M.2
An employee reports that the output of a workstation display is distorted. The technician checks the manufacturer website and downloads the latest version of the video driver. After the video driver is installed, what should the technician do next?
Open a video editing application to verify the video performance.
What should a technician do before beginning any troubleshooting steps on a customer computer?
Perform a data backup.
What is the most important reason for a company to ensure that computer preventive maintenance is done?
Preventive maintenance includes tasks such as cleaning the device, which can prolong the life of the device. The correct answer is: Preventive maintenance helps to protect the computer equipment against future problems.
A technician is performing hardware maintenance of PCs at a construction site. What task should the technician perform as part of a preventive maintenance plan?
Remove dust from intake fans.
A technician is troubleshooting a 4-year-old computer that takes a long time to boot, and identifies that the BIOS rediscovers all the hardware at every boot. What action would fix this problem?
Replace the CMOS battery.
An employee reports that the antivirus software cannot obtain updates. The support technician notices that the license for the software has expired. The technician adds a new license to the software and completes the update service. What should the technician do next?
Run a full virus scan on the computer.
Which task should be performed on a hard drive as part of a preventive maintenance plan?
Storage device problems are often related to loose or incorrect cable connections. The correct answer is: Ensure cables are firmly connected.
A user has opened a ticket that indicates that the computer clock keeps losing the correct time. What is the most likely cause of the problem?
The CMOS battery holds the saved system BIOS settings, including the correct date and time. If the CMOS battery is dead or not connected properly, those settings can be lost. The correct answer is: The CMOS battery is loose or failing.
An employee reports that each time a workstation is started it locks up after about 5 minutes of use. What is the most likely cause of the problem?
The CPU is overheating.
During the troubleshooting of a PC that will not boot, it is suspected that the problem is with the RAM modules. The RAM modules are removed and put into another PC, which successfully powers on. The RAM modules are then put back into the original PC and it now successfully powers on as well. What was the most likely cause of the problem?
The RAM modules were not seated firmly.
Which step in the troubleshooting process is important to help avoid repeating repair processes that were performed previously?
The correct answer is: documentation of the problem and its solution
A user has noticed that the hard drive LED on the front of the computer has stopped working. However, the computer seems to be functioning normally. What is the most likely cause of the problem?
The hard drive LED cable has come loose from the motherboard.
After a problem is identified, what is the next step for the troubleshooter?
The steps of the troubleshooting process. Step 1. Identify the problem. Step 2. Establish a theory of probable cause. Step 3. Test the theory to determine the cause. Step 4. Establish a plan of action to resolve the problem and implement the solution. Step 5. Verify full system functionality and, if applicable, implement preventive measures. Step 6. Document findings, actions, and outcomes. The correct answer is: Establish a theory of probable causes.
Which cleaning tool should be used to remove dust from components inside a computer case?
To remove dust inside a computer, use a can of compressed air. The correct answer is: compressed air
What is the next step after a possible solution is implemented during a troubleshooting process?
Verify the full system functionality and apply maintenance procedures.
After consulting the manufacturer manuals, a technician applies a series of recommended solutions that resolve a problem with a workstation computer. What is the next step in the troubleshooting process that the technician should perform?
Verify the solution and confirm full system functionality.
What characteristic best describes an AR headset?
a head-mounted device that superimposes images and audio over a real world image and can provide users immediate access to information about their real surroundings
the type of questions that generally require a yes or no answer
closed-ended questions
two main factors that affect the likelihood of computer failure
computer location and computer use
A user is building a custom computer system and is trying to decide on components for the new system. The user does light to medium graphic design, programming, and gaming. Which two components would be appropriate for this type of machine? (Choose two.)
dedicated video card SSD
step 6 of the 6-step troubleshooting process
document findings, actions, and outcomes
A technician is installing memory into a computer and notices that there are two black memory slots and two blue memory slots. Which memory technology does this motherboard use?
dual channel
step 4 of the 6-step troubleshooting process
establish a plan of action to resolve the problem and implement the solution
step 2 of the 6-step troubleshooting process
establish a theory of probable cause
A computer technician performed a number of actions to correct a problem. Some actions did not solve the problem, but eventually a solution was found. What should be documented?
everything that was done to try to solve the problem
What are three benefits of computer preventive maintenance? (Choose three.)
extension of the life of components improvement in data protection reduction in the number of equipment failures
step 1 of the 6-step troubleshooting process
identify the problem
A technician is researching how to troubleshoot a computer that reboots randomly. The research suggests that the technician should check the computer for distended capacitors. Where should the technician look for these?
on the motherboard
the type of questions that allow customers to explain the details of the problem in their own words
open-ended questions
If a technician is unable to create a backup of data on a customer computer, what three pieces of information should the technician include on the liability release form signed by the customer before beginning work? (Choose three.)
permission to work on the computer without a current backup available a description of the work to be performed a release from liability if data is lost or corrupted
What component is most suspect if a burning electronics smell is evident?
power supply
a process with one or multiple procedures regularly performed on a computer or network device to reduce the likelihood of failure
preventive maintenance (PM)
the data on a computer hard drive that is saved to another storage device
the data on a computer hard drive that is saved to another storage device
What is the purpose of documenting the information that is obtained from the customer in the work order?
to use the information to aid in solving the problem
step 5 of the 6-step troubleshooting process
verify full system functionality and if applicable, implement preventive measures
Where would a technician use an RG-6 cable?
when replacing cable TV cabling
A technician is asked to configure a laptop for LoJack. What will the technician have to do to accomplish this task?
Enable it in BIOS.
It's connector has 240 pins and consumes 1.8 Volts of power.
DDR2 SDRAM
step 3 of the 6-step troubleshooting process
test the theory to determine the cause
A user is building a new computer system. Why would the user select a DDR3?
to install a memory module
