Test
Cisco Chapter 4 Review
Preguntas del test (22)
1Which task should be part of a software maintenance routine?
- ACheck for and secure any loose cables.
- BRemove dust from the power supply.
- CDefragment the hard drive.
- DBack up the data, reformat the hard drive, and reinstall the data.
2What is the purpose of documenting the information that is obtained from the customer in the work order?
- Ato create a centralized database of possible problems
- Bto use the information for marketing purposes
- Cto keep track of parts that are ordered
- Dto use the information to aid in solving the problem
3What is a recommended procedure to follow when cleaning computer components?
- ABlow compressed air on cooling fans so that they will spin when dust is being removed.
- BHold cans of compressed air upright while spraying.
- CUse window cleaner on LCD screens.
- DRemove the CPU before cleaning.
4After 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.
- BDocument each test tried that did not correct the problem.
- CTest all remaining possible causes starting with the most complex.
- DUse a top down approach to isolate the cause of the problem.
- ERandomly replace components one at a time until the problem is solved.
5Which device is most likely to be affected by an incorrect setting saved in CMOS or an incorrect jumper setting?
- Ahard drive
- Bprinter
- Cpower supply
- Dmonitor
6A technician is performing hardware maintenance of PCs at a construction site. What task should the technician perform as part of a preventive maintenance plan?
- ADevelop and install forensic tracking software.
- BPerform an audit of all software that is installed.
- CRemove dust from intake fans.
- DBack up the data, reformat the hard drive, and reinstall the data.
7A 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 CPU needs to be overclocked.
- BThe operating system needs to be patched.
- CThe CMOS battery is loose or failing.
- DThe motherboard clocking crystal is damaged.
8Which two common computer problems could cause a motherboard to short-circuit? (Choose two.)
- Aa dusty CPU fan
- Ba loose PATA cable
- Cloose case screws
- Dbent drive cable pins
- Eunseated adapter cards
9An 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 experiences overheating.
- DThe power supply fails to provide adequate voltage and current.
10An 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.
11Which two items could be used to help establish a plan of action when resolving a computer problem? (Choose two.)
- ABIOS diagnostics
- Ba multimeter
- Cthe computer repair history log
- Da loopback plug
- Ethe computer manual
12After 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 saved CMOS settings are set to use the built-in video adapter.
- CThe PC does not have enough RAM to support the new video card.
- DThe new video card is not compatible with the CPU in the PC.
13A 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 wind
- Bthe rough terrain
- Cthe humidity
- Dthe temperature
14What is part of creating a preventive maintenance plan?
- Aperforming hardware upgrades
- Bperforming a forensic audit of security breaches
- Cdocumenting the details and frequency of each maintenance task
- Ddiscarding all replaced parts
15What is the preferred method to remove a disc from an optical drive that fails to eject the disc?
- ARemove the top of the drive enclosure.
- BSend the drive to an authorized repair depot.
- CInsert a pin into the small hole on the front of the drive.
- DUse a small screwdriver and pry the drive door open.
16A 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?
- AInstall a new hard disk as the primary disk, then make the current disk a slave.
- BPerform file restore from the existing backup copy at the logical partition.
- CRun the CHKDSK utility.
- DBack up the user data to a removable drive.
17During the process of testing a theory of several probable causes to a problem, which should be tested first?
- Athe easiest and most obvious
- Bthose chosen by random selection
- Cthe most complex and difficult to diagnose
- Dthose the customer believes to be the most important
18During 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 were not seated firmly.
- BThe RAM modules were inserted backwards into the DIMM slots.
- CThe RAM modules did not match the PC specs.
- DThe RAM modules have bad blocks.
19Which component can be easily damaged by the direct spray of compressed air when cleaning the inside the computer case?
- Acable connectors
- Bpower supply
- Cfan
- Dheat sink
- ECPU
20Which 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.
- BVerify full system functionality and, if applicable, implement preventive measures.
- CEstablish a theory of probable cause.
- DDocument findings, actions, and outcomes.
- EEstablish a plan of action to resolve the problem and implement the solution.
- FIdentify the problem.
21Which two types of data should be backed up before troubleshooting a computer for a customer? (Choose two.)
- AWindows operating system files
- BBIOS system file
- CInternet Explorer favorites files
- Ddriver files for the hard disk
- Edocuments that are created by the customer
22A web designer installed the latest video editing software and now notices that when the application loads, it responds slowly. Also the hard disk LED is constantly flashing when the application is in use. What is a solution to solve the performance problem?
- Areplacing the hard disk with a faster model
- Bupgrading to a faster CPU
- Creplacing the video card with a model that has a DVI output
- Dadding more RAM
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- Descripción
- Chapter 4 Review
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- English
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