Quiz
CH 4 test
Create a free account to finish this quiz
Save your progress and see your final score.
Already have an account? Sign in
Questions in this quiz (26)
1During the process of testing a theory of several probable causes to a problem, which should be tested first?
- Athe easiest and most obvious
- Bthose the customer believes to be the most important
- Cthe most complex and difficult to diagnose
- Dthose chosen by random selection
2Which two items could be used to help establish a plan of action when resolving a computer problem? (Choose two.)
- Aa multimeter
- Ba loopback plug
- Cthe computer manual
- Dthe computer repair history log
- EBIOS diagnostics
3Which two types of data should be backed up before troubleshooting a computer for a customer? (Choose two.)
- ABIOS system file
- Bdriver files for the hard disk
- CInternet Explorer favorites files
- DWindows operating system files
- Edocuments that are created by the customer
4Which negative environmental factor does cleaning the inside of a computer reduce?
- Adust
- BEMI
- Crust
- DESD
5Which component can be easily damaged by the direct spray of compressed air when cleaning the inside the computer case?
- Afan
- Bheat sink
- Cpower supply
- DCPU
- Ecable connectors
6On the production floor, a furniture plant has laptops for process monitoring and reporting. The production floor environment is around 80 degrees Fahrenheit (27 degrees Celsius). The humidity level is fairly high around 70 percent. Fans are mounted in the ceiling for air circulation. Wood dust is prevalent. Which condition is most likely to adversely affect a laptop that is used in this environment?
- Athe temperature
- Bthe humidity
- Cthe air flow
- Dthe dust
7A vegetable canning plant uses laptops for monitoring of assembly lines. The production environment has an ambient temperature around 75 degrees Fahrenheit (24 degrees Celsius). The humidity level is around 30 percent. Noise levels are high due to the canning machinery. The laptops are in a wooden box that tightly surrounds the laptop on three sides. Which factor is most likely to adversely affect a laptop that is used in this environment?
- Athe room temperature
- Bthe humidity
- Cthe noise
- Dthe laptop container
8A 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?
- Athe temperature
- Bthe humidity
- Cthe rough terrain
- Dthe wind
9What is part of creating a preventive maintenance plan?
- Adocumenting the details and frequency of each
- Bmaintenance task
- Cperforming hardware upgrades
- Ddiscarding all replaced parts
- Eperforming a forensic audit of security breaches
10A technician is performing hardware maintenance of PCs at a construction site. What task should the technician perform as part of a preventive maintenance plan?
- ARemove dust from intake fans.
- BBack up the data, reformat the hard drive, and reinstall the data.
- CDevelop and install forensic tracking software.
- DPerform an audit of all software that is installed.
11Which task should be part of a hardware maintenance routine?
- AReview security updates.
- BUpdate virus definition files.
- CAdjust the monitor for optimum resolution.
- DRemove dust from inside the hard drive.
- ECheck for and secure any loose cables.
12A 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?
- ARun the CHKDSK utility.
- BBack up the user data to a removable drive.
- CPerform file restore from the existing backup copy at the logical partition.
- DInstall a new hard disk as the primary disk, then make the current disk a slave
13An 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?
- ARecord the new license number in the log.
- BDownload advanced antivirus software from another vendor.
- CRun a full virus scan on the computer.
- DReview the Event Viewer for the date and time that the last software update was performed.
14What is the next step after a possible solution is implemented during a troubleshooting process?
- ATest another possible solution.
- BIdentify other possible causes for the problem.
- CDocument the cause and the solution for the problem.
- DVerify the full system functionality and apply maintenance procedures.
15What task should be completed before escalating a problem to a higher-level technician?
- ADocument each test that was tried.
- BAsk the customer to open a new support request.
- CRedo each test to ensure the accuracy of the results.
- DReplace all hardware components with components that are known to work.
16Which step of the six-step troubleshooting process is where a technician would ask the computer user to print a document on a newly installed printer?
- ATest the theory to determine the cause.
- BIdentify the problem.
- CEstablish a theory of probable cause.
- DDocument findings, actions, and outcomes.
- EEstablish a plan of action to resolve the problem and implement the solution.
- FVerify full system functionality and, if applicable, implement preventive measures.
17After a technician tests a theory of probable causes, what two actions should the technician take if the testing did not identify an exact cause? (Choose two.)
- AEstablish a new theory of probable causes.
- BRandomly replace components one at a time until the problem is solved.
- CDocument each test tried that did not correct the problem.
- DVerify full system functionality.
- ETest all remaining possible causes starting with the most complex.
18A technician is called to an office where the computer is randomly rebooting. Which of the given components would most likely cause this issue?
- ABIOS
- BCMOS battery
- Coptical drive
- Dpower supply
19What is the preferred method to remove a disc from an optical drive that fails to eject the disc?
- AInsert a pin into the small hole on the front of the drive.
- BUse a small screwdriver and pry the drive door open.
- CRemove the top of the drive enclosure.
- DSend the drive to an authorized repair depot.
20What would happen if a PC that contains a power supply that does not automatically adjust for input voltage is set to 230 volts and attaches to an outlet in the United States?
- AThe power supply would explode.
- BThe PC would not turn on.
- CThe PC would display an error code.
- DThe PC would emit a series of beeps.
21After a new PCIe video card is added, the computer seems to boot successfully but it will not display any video. The computer was working properly before the new video card was installed. What is the most likely cause of the problem?
- AThe monitor cable is faulty.
- BThe new video card is not compatible with the CPU in the PC.
- CThe saved CMOS settings are set to use the built-in video adapter.
- DThe PC does not have enough RAM to support the new video card.
22During 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?
- AThe RAM modules have bad blocks.
- BThe RAM modules were not seated firmly.
- CThe RAM modules did not match the PC specs.
- DThe RAM modules were inserted backwards into the DIMM slots.
23A 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?
- AThe motherboard clocking crystal is damaged.
- BThe operating system needs to be patched.
- CThe CMOS battery is loose or failing.
- DThe CPU needs to be overclocked.
24An 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?
- AThe hard disk is failing.
- BThe RAM is malfunctioning.
- CThe CPU is overheating.
- DThe power supply fails to provide adequate voltage and current.
25A user has connected an external monitor to a laptop VGA port. What is the next step the user should take?
- ADisable the current display being used by the laptop.
- BAccess the BIOS and enable the VGA port on the laptop.
- CReboot the system so that the currently connected external display can be recognized by the laptop.
- DUse a Fn key along with a multi-purpose key to send video to the external display.
26A user reports that images on a computer display are distorted. The technician sends an intern to look at the problem. What could the technician tell the intern to check first that does not involve hardware replacement or disassembly?
- ALCD backlight adjustment
- Bdisplay settings
- Cwork desk stability
- Delectrical interference
Information
- Description
- Quiz on CH 4 test, created by Andrea Rivas on 07/03/2018.
- Author
- Andrea Rivas
- Language
- English
- Views
- 0
- Rating
- No ratings yet Rate this quiz