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if the device feels warm to the touchif the screen brightness begins to dimif there are signs of swellingif the battery only supports the system for a reduced period of time
if the device feels warm to the touch
if the screen brightness begins to dim
if there are signs of swelling
if the battery only supports the system for a reduced period of time
scannerswitchbiometric identification deviceKVMdigitizer
scanner
switchbiometric identification device
KVM
digitizer
ICMPDNSAPIPADHCP
ICMP
DNS
APIPA
DHCP
ITaaSPaaSIaaSSaaS
ITaaS
PaaS
IaaS
SaaS
An expiration period should be established so that passwords frequently change.Passwords should be physically stored in a convenient location.Lockout policies should be avoided in order to increase user access.Passwords should contain mainly numbers for better encryption.The system administrator should assign passwords to the users.
An expiration period should be established so that passwords frequently change.
Passwords should be physically stored in a convenient location.
Lockout policies should be avoided in order to increase user access.
Passwords should contain mainly numbers for better encryption.
The system administrator should assign passwords to the users.
USB flash drivesolid-state driveembedded multimedia cardsolid-state hybrid disk
USB flash drive
solid-state drive
embedded multimedia card
solid-state hybrid disk
Personnel costs are lower because a dedicated network administrator is no longer necessary.Data resources and access are centrally controlled.Individual users are in control of their own computers and network resources.The total cost of the new solution is considerably lower.Data is more secure in the event of hardware failures.
Personnel costs are lower because a dedicated network administrator is no longer necessary.
Data resources and access are centrally controlled.
Individual users are in control of their own computers and network resources.
The total cost of the new solution is considerably lower.
Data is more secure in the event of hardware failures.
Use a can of compressed air to remove excess dust.Use a lint-free cloth sprayed with a cleaning solution to remove excess dust.Ignore the dust, as it does not affect the computer.Use a moistened cotton swab to remove excess dust.
Use a can of compressed air to remove excess dust.
Use a lint-free cloth sprayed with a cleaning solution to remove excess dust.
Ignore the dust, as it does not affect the computer.
Use a moistened cotton swab to remove excess dust.
Establish a plan of action.Document findings and outcomes.Identify the exact problem.Test the theory to determine cause.
Establish a plan of action.
Document findings and outcomes.
Identify the exact problem.
Test the theory to determine cause.
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?
impact printerpiezoelectric printerinkjet printerthermal printer
impact printer
piezoelectric printer
inkjet printer
thermal printer
a diluted ammonia solutionsoap and waterisopropyl alcoholrubbing alcohol
a diluted ammonia solution
soap and water
isopropyl alcohol
rubbing alcohol
to specify procedures for dealing with potentially hazardous materialsto specify procedures in the use of humidity control and prevention of moisture damageto specify procedures in designing and building common computer systemsto 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 the use of humidity control and prevention of moisture damage
to specify procedures in designing and building common computer systems
to specify procedures for the operation of sensitive components and prevention of electrostatic discharge
Execute a factory reset once a month to remove all unidentified malicious software.Ensure that the operating system software and applications contain the latest updates.Unmount all unused disk partitions.Back up user data on a regular basis.Password protect iTunes or Google Play accounts.Use airplane mode if you are accessing the Internet at an open Wi-Fi site.
Execute a factory reset once a month to remove all unidentified malicious software.
Ensure that the operating system software and applications contain the latest updates.
Unmount all unused disk partitions.
Back up user data on a regular basis.
Password protect iTunes or Google Play accounts.
Use airplane mode if you are accessing the Internet at an open Wi-Fi site.
ISAPCIPCIeAGPDIMM
ISA
PCI
PCIe
AGP
DIMM
My ComputerSystem ToolsComputer ManagementDevice Manager
My Computer
System Tools
Computer Management
Device Manager
secondary coronafuser assemblyprimary coronatransfer rollerspaper trayspickup rollers
secondary corona
fuser assembly
primary corona
transfer rollers
paper trays
pickup rollers
WEPWPA2WPALEAP
WEP
WPA2
WPA
LEAP
NTFS supports larger files.NTFS allows faster formatting of drives.NTFS allows the automatic detection of bad sectors.NTFS provides more security features.NTFS allows faster access to external peripherals such as a USB drive.NTFS is easier to configure.
NTFS supports larger files.
NTFS allows faster formatting of drives.
NTFS allows the automatic detection of bad sectors.
NTFS provides more security features.
NTFS allows faster access to external peripherals such as a USB drive.
NTFS is easier to configure.
a description of the problem and solutiononly the solution, because this solved the problemeverything that was done to try to solve the problemonly the failed attempts, so that future technicians will know what not to try
a description of the problem and solution
only the solution, because this solved the problem
everything that was done to try to solve the problem
only the failed attempts, so that future technicians will know what not to try
What were you doing when the problem occurred?Can the laptop operate using the AC adapter?Have you changed your password recently?What software has been installed recently?
What were you doing when the problem occurred?
Can the laptop operate using the AC adapter?
Have you changed your password recently?
What software has been installed recently?
to connect peripheral devices to a PC to improve performanceto provide enhanced audio and graphic capabilitiesto allow older PCI technology expansion slots to be usedto connect multiple storage devices for redundancy or speed
to connect peripheral devices to a PC to improve performance
to provide enhanced audio and graphic capabilities
to allow older PCI technology expansion slots to be used
to connect multiple storage devices for redundancy or speed
when installing a hard drivewhen replacing a power supply unitwhen installing RAMwhen opening a computer case
when installing a hard drive
when replacing a power supply unit
when installing RAM
when opening a computer case
The screen flashes with a red background and displays a warning message.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 computer emits a pattern of beeps indicating the failing device.
The screen flashes with a red background and displays a warning message.
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 computer emits a pattern of beeps indicating the failing device.
TKIP keyfile encryptionMAC filteringTPMdrive encryptionpasswords
TKIP key
file encryption
MAC filtering
TPM
drive encryption
passwords
PS/2HDMIDVIDB-15
PS/2
HDMI
DVI
DB-15
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 wireless network is on a different frequency than the offending source.Ensure the number of wireless NICs exceeds the number of wireless phones.
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 wireless network is on a different frequency than the offending source.
Ensure the number of wireless NICs exceeds the number of wireless phones.
wireless signal strength and access point positioningquality of electricity in computer componentscopper cable locationbasic functionality of computer ports
wireless signal strength and access point positioning
quality of electricity in computer components
copper cable location
basic functionality of computer ports
The NIC driver is out of date.The operating system is not compatible with the remote sites.The default gateway is incorrect.The TCP/IP protocol stack is not loaded.
The NIC driver is out of date.
The operating system is not compatible with the remote sites.
The default gateway is incorrect.
The TCP/IP protocol stack is not loaded.
The computer continually restarts without displaying the desktop.The computer displays an “Invalid Boot Disk” error after POST.The computer displays an ‘Inaccessible Boot Device’ error after POST.The computer locks up without any error messages.The computer displays a “BOOTMGR is missing” error after POST.
The computer continually restarts without displaying the desktop.
The computer displays an “Invalid Boot Disk” error after POST.
The computer displays an ‘Inaccessible Boot Device’ error after POST.
The computer locks up without any error messages.
The computer displays a “BOOTMGR is missing” error after POST.
storage of digital certificatessupport for Windows Firewallsecurity for user authentication informationapplication license protectionsupport for Windows backuphashed encryption of the hard drive volume
storage of digital certificates
support for Windows Firewall
security for user authentication information
application license protection
support for Windows backup
hashed encryption of the hard drive volume
Deja DupTime MachineFinderDisk Utility
Deja Dup
Time Machine
Finder
Disk Utility
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.
Preventive maintenance helps to protect the computer equipment against future problems.
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.Boot from a Windows 7 installation media and access the System Restore utility.Press the F12 key during the boot process and start the computer in Safe Mode.
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.
Boot from a Windows 7 installation media and access the System Restore utility.
Press the F12 key during the boot process and start the computer in Safe Mode.
the location of the Documents folder of a particular useran environment variable that is set by the operating systema fixed value that represents the level of access of a user to system filesa variable set by the administrator for each user of the system
the location of the Documents folder of a particular user
an environment variable that is set by the operating system
a fixed value that represents the level of access of a user to system files
a variable set by the administrator for each user of the system
standby power supplysurge suppressorpower inverteruninterruptible power supply
standby power supply
surge suppressor
power inverter
uninterruptible power supply
enabling features that are disabled by a cellular carrierimproving device performanceallowing the user interface to be extensively customizednot properly creating or maintaining sandboxing featuresenabling app access to the root directory
enabling features that are disabled by a cellular carrier
improving device performance
allowing the user interface to be extensively customized
not properly creating or maintaining sandboxing features
enabling app access to the root directory
Icons and buttons are used to represent the different apps on the phone.Tapping and holding the arrow at the bottom left will display the Home screen.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.
Icons and buttons are used to represent the different apps on the phone.
Tapping and holding the arrow at the bottom left will display the Home screen.
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.
A power-intensive app is running at the background.The touchscreen is not calibrated.An app is not compatible with the device.The operating system has encountered an error.
A power-intensive app is running at the background.
The touchscreen is not calibrated.
An app is not compatible with the device.
The operating system has encountered an error.
225314344380
22
53
143
443
80
data linknetworktransportapplication
data link
network
transport
application
System RestoreEvent ViewerTask ManagerAdd or Remove Programs
System Restore
Event Viewer
Task Manager
Add or Remove Programs
external flash driveCompactFlash cardSecure Digital cardexternal hard drive
external flash drive
CompactFlash card
Secure Digital card
external hard drive
nbtstat cisco.comping cisco.comnslookup cisco.comnet cisco.comipconfig /flushdns
nbtstat cisco.com
ping cisco.com
nslookup cisco.com
net cisco.com
ipconfig /flushdns
Infected computers are called daemons.It is easy to identify the source of the attack.Many hosts participate in a coordinated attack.All hosts must be in the same geographic area.
Infected computers are called daemons.
It is easy to identify the source of the attack.
Many hosts participate in a coordinated attack.
All hosts must be in the same geographic area.
web camerafingerprint readerPS/2 keyboardexternal monitortouchpadAC power connector
web camera
fingerprint reader
PS/2 keyboard
external monitor
touchpad
AC power connector
Power to the pixels has been removed.The GPU is not cooling correctly.The display is not correctly installed.The display settings have been changed.The LCD cutoff switch is damaged.
Power to the pixels has been removed.
The GPU is not cooling correctly.
The display is not correctly installed.
The display settings have been changed.
The LCD cutoff switch is damaged.
the power supplythe video cardthe network interface cardthe optical drive
the power supply
the video card
the network interface card
the optical drive
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.
Ask a fellow technician for advice.
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.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 how many device drivers are allowed to be downloaded.
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.
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 how many device drivers are allowed to be downloaded.
hypervisorserver clusteringTerminal ServicesRAID
hypervisor
server clustering
Terminal Services
RAID
Dust increases electromagnetic interference in nearby connected cables.Dust diminishes the range of wireless services.Dust can encourage insects and other pests to live in the equipment closets.Dust is considered a fire hazard that poses danger to personnel and equipment.Dust can cause network equipment to overheat and cause problems on the network.
Dust increases electromagnetic interference in nearby connected cables.
Dust diminishes the range of wireless services.
Dust can encourage insects and other pests to live in the equipment closets.
Dust is considered a fire hazard that poses danger to personnel and equipment.
Dust can cause network equipment to overheat and cause problems on the network.
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