WorksheetsIT Essential Chapter 4 Overview of Preventive Maintenance
Total questions: 20
Worksheet time: 20mins
Name
Class
Date
1.
Which task should be part of a software maintenance routine?
a)
Check for and secure any loose cables.
b)
Remove dust from the power supply.
c)
Defragment the hard drive.
d)
Back up the data, reformat the hard drive, and reinstall the data.
2.
Which of the following is NOT a purpose of documenting the information that is obtained from the customer in the work order?
a)
to create a centralized database of possible problems with solutions
b)
to use the information for marketing purposes
c)
to keep track of parts that are ordered
d)
to use the information to aid in solving the problem
3.
What is a recommended procedure to follow when cleaning computer components?
a)
Blow compressed air on cooling fans so that they will spin when dust is being removed.
b)
Hold cans of compressed air upright while spraying.
c)
Use window cleaner on LCD screens.
d)
Remove the CPU before cleaning.
4.
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?
a)
The CPU needs to be overclocked.
b)
The operating system needs to be patched.
c)
The CMOS battery is loose or failing.
d)
The motherboard clocking crystal is damaged.
5.
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?
a)
The hard disk is failing.
b)
The RAM is malfunctioning.
c)
The CPU experiences overheating.
d)
The power supply fails to provide adequate voltage and current.
6.
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?
a)
Record the new license number in the log.
b)
Download advanced antivirus software from another vendor.
c)
Run a full virus scan on the computer.
d)
Review the Event Viewer for the date and time that the last software update was performed.
7.
After 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?
a)
The monitor cable is faulty.
b)
The saved CMOS settings are set to use the built-in video adapter.
c)
The PC does not have enough RAM to support the new video card.
d)
The new video card is not compatible with the CPU in the PC.
8.
What is the preferred method to remove a disc from an optical drive that fails to eject the disc?
a)
Insert a pin into the small hole on the front of the drive.
b)
Remove the top of the drive enclosure.
c)
Send the drive to an authorized repair depot.
d)
Use a small screwdriver and pry the drive door open.
9.
During the process of testing a theory of several probable causes to a problem, which should be tested first?
a)
the easiest and most obvious
b)
those chosen by random selection
c)
the most complex and difficult to diagnose
d)
those the customer believes to be the most important
10.
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?
a)
The RAM modules were not seated firmly.
b)
The RAM modules were inserted backwards into the DIMM slots.
c)
The RAM modules did not match the PC specs.
d)
The RAM modules have bad blocks.
11.
A 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?
a)
replacing the hard disk with a faster model
b)
upgrading to a faster CPU
c)
replacing the video card with a model that has a DVI output
d)
adding more RAM
12.
Which negative environmental factor does cleaning the inside of a computer reduce?
a)
dust
b)
EMI
c)
rust
d)
ESD
13.
Which task should be part of a hardware maintenance routine?
a)
Review security updates.
b)
Update virus definition files.
c)
Adjust the monitor for optimum resolution.
d)
Check for and secure any loose cables.
14.
After a technician tests a theory of probable causes, what two actions should the technician take if the testing did not identify an exact cause?
a)
Randomly replace components one at a time until the problem is solved.
b)
Document each test tried that did not correct the problem.
c)
Verify full system functionality.
d)
Test all remaining possible causes starting with the most complex.
15.
A technician is called to an office where the computer is randomly rebooting. Which of the given components would most likely cause this issue?
a)
BIOS
b)
CMOS battery
c)
Optical drive
d)
Power supply
16.
A 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?
a)
display settings
b)
LCD backlight adjustment
c)
work desk stability
d)
electrical interference
17.
A user has connected an external monitor to a laptop VGA port. What is the next step the user should take?
a)
Disable the current display being used by the laptop.
b)
Access the BIOS and enable the VGA port on the laptop.
c)
Reboot the system so that the currently connected external display can be recognized by the laptop.
d)
Use a Fn key along with a multi-purpose key to send video to the external display.
18.
What is part of creating a preventive maintenance plan?
a)
documenting the details and frequency of each maintenance task
b)
performing hardware upgrades
c)
discarding all replaced parts
d)
performing a forensic audit of security breaches
19.
A scientific expedition team is using laptops for their work. The temperatures where the scientists are working range from -13 degrees Celsius 20 degrees Celsius). Which condition is most likely to adversely affect a laptop that is used in this environment?
a)
the temperature
b)
the humidity
c)
the rough terrain
d)
the wind
20.
Which component can be easily damaged by the direct spray of compressed air when cleaning the inside the computer case?
a)
fan
b)
heat sink
c)
CPU
d)
cable connectors
100 %
