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Use a can of compressed air to remove excess dust.Use a lint-free cloth sprayed with a cleaning solution to remove excess dust.Use a moistened cotton swab to remove excess dust.Ignore the dust, as it does not affect the computer.
Use a can of compressed air to remove excess dust.
Use a lint-free cloth sprayed with a cleaning solution to remove excess dust.
Use a moistened cotton swab to remove excess dust.
Ignore the dust, as it does not affect the computer.
System RestoreTask ManagerAdd or Remove ProgramsEvent Viewer
System Restore
Task Manager
Add or Remove Programs
Event Viewer
to allow older PCI technology expansion slots to be usedto connect peripheral devices to a PC to improve performanceto provide enhanced audio and graphic capabilitiesto connect multiple storage devices for redundancy or speed
to allow older PCI technology expansion slots to be used
to connect peripheral devices to a PC to improve performance
to provide enhanced audio and graphic capabilities
to connect multiple storage devices for redundancy or speed
applicationtransportdata linknetwork
application
transport
data link
network
copper cable locationbasic functionality of computer portswireless signal strength and access point positioningquality of electricity in computer components
copper cable location
basic functionality of computer ports
wireless signal strength and access point positioning
quality of electricity in computer components
Back up user data on a regular basis.Use airplane mode if you are accessing the Internet at an open Wi-Fi site.Unmount all unused disk partitions.Execute a factory reset once a month to remove all unidentified malicious software.Password protect iTunes or Google Play accounts.Ensure that the operating system software and applications contain the latest updates.
Back up user data on a regular basis.
Use airplane mode if you are accessing the Internet at an open Wi-Fi site.
Unmount all unused disk partitions.
Execute a factory reset once a month to remove all unidentified malicious software.
Password protect iTunes or Google Play accounts.
Ensure that the operating system software and applications contain the latest updates.
DVIPS/2HDMIDB-15
DVI
PS/2
HDMI
DB-15
PaaSSaaSITaaSIaaS
PaaS
SaaS
ITaaS
IaaS
transfer rollerspaper traysfuser assemblyprimary coronasecondary coronapickup rollers
transfer rollers
paper trays
fuser assembly
primary corona
secondary corona
pickup rollers
Ask a fellow technician for advice.Backup the BIOS settings.Consult the service manual for the laptop.Remove the keyboard.
Ask a fellow technician for advice.
Backup the BIOS settings.
Consult the service manual for the laptop.
Remove the keyboard.
NTFS is easier to configure.NTFS allows faster formatting of drives.NTFS allows the automatic detection of bad sectors.NTFS supports larger files.NTFS allows faster access to external peripherals such as a USB drive.NTFS provides more security features.
NTFS is easier to configure.
NTFS allows faster formatting of drives.
NTFS allows the automatic detection of bad sectors.
NTFS supports larger files.
NTFS allows faster access to external peripherals such as a USB drive.
NTFS provides more security features.
The computer locks up without any error messages.The computer continually restarts without displaying the desktop.The computer displays an “Invalid Boot Disk” error after POST.The computer displays a “BOOTMGR is missing” error after POST.The computer displays an ‘Inaccessible Boot Device’ error after POST.
The computer locks up without any error messages.
The computer continually restarts without displaying the desktop.
The computer displays an “Invalid Boot Disk” error after POST.
The computer displays a “BOOTMGR is missing” error after POST.
The computer displays an ‘Inaccessible Boot Device’ error after POST.
support for Windows Firewallapplication license protectionsupport for Windows backuphashed encryption of the hard drive volumesecurity for user authentication informationstorage of digital certificates
support for Windows Firewall
application license protection
support for Windows backup
hashed encryption of the hard drive volume
security for user authentication information
storage of digital certificates
a description of the problem and solutioneverything that was done to try to solve the problemonly the solution, because this solved the problemonly the failed attempts, so that future technicians will know what not to try
a description of the problem and solution
everything that was done to try to solve the problem
only the solution, because this solved the problem
only the failed attempts, so that future technicians will know what not to try
ping cisco.comnet cisco.comipconfig /flushdnsnbtstat cisco.comnslookup cisco.com
ping cisco.com
net cisco.com
ipconfig /flushdns
nbtstat cisco.com
nslookup cisco.com
The person doing the sharing must use the Additional Drivers button in order to designate how many device drivers are allowed to be downloaded.Nothing. Windows automatically provides the driver.The user must browse the Internet, then download and install the proper driver.The person doing the sharing must use the Additional Drivers button in order to designate the driver to be used by the other Windows 7 computers.
The person doing the sharing must use the Additional Drivers button in order to designate how many device drivers are allowed to be downloaded.
Nothing. Windows automatically provides the driver.
The user must browse the Internet, then download and install the proper driver.
The person doing the sharing must use the Additional Drivers button in order to designate the driver to be used by the other Windows 7 computers.
a variable set by the administrator for each user of the systemthe location of the Documents folder of a particular usera fixed value that represents the level of access of a user to system filesan environment variable that is set by the operating system
a variable set by the administrator for each user of the system
the location of the Documents folder of a particular user
a fixed value that represents the level of access of a user to system files
an environment variable that is set by the operating system
LEAPWEPWPAWPA2
LEAP
WEP
WPA
WPA2
to specify procedures for the operation of sensitive components and prevention of electrostatic dischargeto specify procedures for dealing with potentially hazardous materialsto specify procedures in designing and building common computer systemsto specify procedures in the use of humidity control and prevention of moisture damage
to specify procedures for the operation of sensitive components and prevention of electrostatic discharge
to specify procedures for dealing with potentially hazardous materials
to specify procedures in designing and building common computer systems
to specify procedures in the use of humidity control and prevention of moisture damage
Preventive maintenance helps to protect the computer equipment against future problems.Preventive maintenance allows the IT department to regularly monitor the contents of user hard drives to ensure computer use policies are being followed.Preventive maintenance enables the IT manager to check on the location and state of the computer assets.Preventive maintenance provides an opportunity for junior technicians to obtain more experience in a non-threatening or problem environment.
Preventive maintenance helps to protect the computer equipment against future problems.
Preventive maintenance allows the IT department to regularly monitor the contents of user hard drives to ensure computer use policies are being followed.
Preventive maintenance enables the IT manager to check on the location and state of the computer assets.
Preventive maintenance provides an opportunity for junior technicians to obtain more experience in a non-threatening or problem environment.
embedded multimedia cardUSB flash drivesolid-state drivesolid-state hybrid disk
embedded multimedia card
USB flash drive
solid-state drive
solid-state hybrid disk
What were you doing when the problem occurred?Have you changed your password recently?Can the laptop operate using the AC adapter?What software has been installed recently?
What were you doing when the problem occurred?
Have you changed your password recently?
Can the laptop operate using the AC adapter?
What software has been installed recently?
external hard driveexternal flash driveSecure Digital cardCompactFlash card
external hard drive
external flash drive
Secure Digital card
CompactFlash card
Data is more secure in the event of hardware failures.Individual users are in control of their own computers and network resources.Data resources and access are centrally controlled.The total cost of the new solution is considerably lower.Personnel costs are lower because a dedicated network administrator is no longer necessary.
Data is more secure in the event of hardware failures.
Individual users are in control of their own computers and network resources.
Data resources and access are centrally controlled.
The total cost of the new solution is considerably lower.
Personnel costs are lower because a dedicated network administrator is no longer necessary.
Terminal ServicesRAIDhypervisorserver clustering
Terminal Services
RAID
hypervisor
server clustering
ICMPDNSAPIPADHCP
ICMP
DNS
APIPA
DHCP
An app is not compatible with the device.The operating system has encountered an error.The touchscreen is not calibrated.A power-intensive app is running at the background.
An app is not compatible with the device.
The operating system has encountered an error.
The touchscreen is not calibrated.
A power-intensive app is running at the background.
TKIP keypasswordsMAC filteringTPMdrive encryptionfile encryption
TKIP key
passwords
MAC filtering
TPM
drive encryption
file encryption
PS/2 keyboardweb cameraexternal monitortouchpadAC power connectorfingerprint reader
PS/2 keyboard
web camera
external monitor
touchpad
AC power connector
fingerprint reader
The NIC driver is out of date.The operating system is not compatible with the remote sites.The TCP/IP protocol stack is not loaded.The default gateway is incorrect.
The NIC driver is out of date.
The operating system is not compatible with the remote sites.
The TCP/IP protocol stack is not loaded.
The default gateway is incorrect.
Disk UtilityTime MachineDeja DupFinder
Disk Utility
Time Machine
Deja Dup
Finder
if the device feels warm to the touchif the screen brightness begins to dimif the battery only supports the system for a reduced period of timeif there are signs of swelling
if the device feels warm to the touch
if the screen brightness begins to dim
if the battery only supports the system for a reduced period of time
if there are signs of swelling
Document findings and outcomes.Test the theory to determine cause.Establish a plan of action.Identify the exact problem.
Document findings and outcomes.
Test the theory to determine cause.
Establish a plan of action.
Identify the exact problem.
Passwords should contain mainly numbers for better encryption.An expiration period should be established so that passwords frequently change.Passwords should be physically stored in a convenient location.The system administrator should assign passwords to the users.Lockout policies should be avoided in order to increase user access.
Passwords should contain mainly numbers for better encryption.
An expiration period should be established so that passwords frequently change.
Passwords should be physically stored in a convenient location.
The system administrator should assign passwords to the users.
Lockout policies should be avoided in order to increase user access.
surge suppressorstandby power supplypower inverteruninterruptible power supply
surge suppressor
standby power supply
power inverter
uninterruptible power supply
when installing a hard drivewhen installing RAMwhen opening a computer casewhen replacing a power supply unit
when installing a hard drive
when installing RAM
when opening a computer case
when replacing a power supply unit
AGPDIMMPCIePCIISA
AGP
DIMM
PCIe
PCI
ISA
Access the Control Panel and choose Restore Files from Backup from the System and Security menu.Create a System Repair Disc and restore the image.Press the F12 key during the boot process and start the computer in Safe Mode.Boot from a Windows 7 installation media and access the System Restore utility.
Access the Control Panel and choose Restore Files from Backup from the System and Security menu.
Create a System Repair Disc and restore the image.
Press the F12 key during the boot process and start the computer in Safe Mode.
Boot from a Windows 7 installation media and access the System Restore utility.
Device ManagerSystem ToolsMy ComputerComputer Management
Device Manager
System Tools
My Computer
Computer Management
thermal printerinkjet printerpiezoelectric printerimpact printer
thermal printer
inkjet printer
piezoelectric printer
impact printer
The computer returns an error message that indicates the I/O address of the failing device.The computer automatically boots into Safe Mode and displays a warning on the screen.The screen flashes with a red background and displays a warning message.The computer emits a pattern of beeps indicating the failing device.
The computer returns an error message that indicates the I/O address of the failing device.
The computer automatically boots into Safe Mode and displays a warning on the screen.
The screen flashes with a red background and displays a warning message.
The computer emits a pattern of beeps indicating the failing device.
Ensure the wireless network is on a different frequency than the offending source.Ensure each wireless NIC is configured to operate at different frequencies from all other wireless NICs.Ensure the humidity and temperature levels are set as low as possible.Ensure the number of wireless NICs exceeds the number of wireless phones.
Ensure the wireless network is on a different frequency than the offending source.
Ensure each wireless NIC is configured to operate at different frequencies from all other wireless NICs.
Ensure the humidity and temperature levels are set as low as possible.
Ensure the number of wireless NICs exceeds the number of wireless phones.
Many hosts participate in a coordinated attack.Infected computers are called daemons.All hosts must be in the same geographic area.It is easy to identify the source of the attack.
Many hosts participate in a coordinated attack.
Infected computers are called daemons.
All hosts must be in the same geographic area.
It is easy to identify the source of the attack.
rubbing alcohola diluted ammonia solutionisopropyl alcoholsoap and water
rubbing alcohol
a diluted ammonia solution
isopropyl alcohol
soap and water
the network interface cardthe video cardthe power supplythe optical drive
the network interface card
the video card
the power supply
the optical drive
KVMscannerswitchbiometric identification devicedigitizer
KVM
scanner
switchbiometric identification device
digitizer
The display settings have been changed.Power to the pixels has been removed.The GPU is not cooling correctly.The LCD cutoff switch is damaged.The display is not correctly installed.
The display settings have been changed.
Power to the pixels has been removed.
The GPU is not cooling correctly.
The LCD cutoff switch is damaged.
The display is not correctly installed.
Tile sizes depend on the size of the app.Tapping and holding the arrow at the bottom left will display the Home screen.Icons and buttons are used to represent the different apps on the phone.Text messages, news, photos and other content can be displayed in the different tiles.Unpinning an app from this view will uninstall the app from the phone.
Tile sizes depend on the size of the app.
Tapping and holding the arrow at the bottom left will display the Home screen.
Icons and buttons are used to represent the different apps on the phone.
Text messages, news, photos and other content can be displayed in the different tiles.
Unpinning an app from this view will uninstall the app from the phone.
Dust is considered a fire hazard that poses danger to personnel and equipment.Dust increases electromagnetic interference in nearby connected cables.Dust can cause network equipment to overheat and cause problems on the network.Dust can encourage insects and other pests to live in the equipment closets.Dust diminishes the range of wireless services.
Dust is considered a fire hazard that poses danger to personnel and equipment.
Dust increases electromagnetic interference in nearby connected cables.
Dust can cause network equipment to overheat and cause problems on the network.
Dust can encourage insects and other pests to live in the equipment closets.
Dust diminishes the range of wireless services.
allowing the user interface to be extensively customizednot properly creating or maintaining sandboxing featuresenabling app access to the root directoryimproving device performanceenabling features that are disabled by a cellular carrier
allowing the user interface to be extensively customized
not properly creating or maintaining sandboxing features
enabling app access to the root directory
improving device performance
enabling features that are disabled by a cellular carrier
What happened before the error occurred?What happened after the error occurred?What error messages were displayed when the error occurred?Is this the first time the error occurred?
What happened before the error occurred?
What happened after the error occurred?
What error messages were displayed when the error occurred?
Is this the first time the error occurred?
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