更多"A user states that the LCD display "的相关试题:
[单项选择]A user states that the wireless on their laptop was working when they where at home, however,now in the office no wireless connection can be made. Which of the following should the technician check FIRST?（）
A. If the wireless is enabled
B. If the laptop is connected to the correct gateway
C. If the SSID is enabled
D. If the DHCP address scheme is correct
[单项选择]A technician is troubleshooting a laptop LCD, and when the cover is opened nothing shows on the screen. Then all of a sudden the screen comes on and works fine. Which of the following should the technician check FIRST?（）
A. Backlight
B. Inverter
C. Loose cable
D. Lid switch
[单项选择]A laptop LCD screen needs to be replaced. Which of the following tools would be BEST used toopen the case?（）
A. Flathead screwdriver
B. Plastic shim
C. Metal shim
D. Pliers
[单项选择]A display on a laptop has become very dim, almost unable to be seen. Which of the followingcomponents is the MOST likely cause of this problem?（）
A. Video card
B. Inverter board
C. AC adapter
D. Processor
[单项选择]A user states that when the user copies files from ‘My Documents’ to a network share, the files are no longer available locally. Which of the following BEST describes the reason the files are no longer visible?（）
A. The user copied to a read-only folder share.
B. The user changed the attributes of the files.
C. The user copied the files from the local My Documents folder.
D. The user moved instead of copied the files.
[单项选择]After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause？（）
A. The wireless switch was damaged during the display installation.
B. The network card has failed.
C. The new display is interfering with the wireless signal.
D. The antenna connector was not reconnected.
[单项选择]A customer’s laptop display panel assembly had just been replaced. The customer notices that the wireless network adapter is enabled but detecting a weak signal. Which of the following is the MOST likely cause?（）
A. The wireless card needs to be replaced.
B. The antenna wires are not connected properly.
C. The wireless drivers need to be updated.
D. The display panel is defective.
[单项选择] A user needs a laptop keyboard replaced because the space bar is not working. Mike, a technician, replaces the keyboard, and notices that a diagonal set of keys will not respond. Which of the following is the MOST likely cause?（）
A. StickyKeys is enabled and needs to be disabled.
B. The new keyboard is defective and needs to be replaced.
C. The system board is defective.
D. The keyboard ribbon is not seated properly.
[单项选择] A user reports their laptop computer can no longer connect to a server. The computer works correctly in a different office. Which of the following tools would be used to troubleshoot this issue?（）
A. Cable tester
B. Multimeter
C. Fiber splicer
D. Loopback plug
[单项选择]A user reports poor picture quality with a laptop connected to an LCD. Which of the followingshould the technician check FIRST for optimal picture quality?（）
A. Native resolution
B. Color depth
C. Minimum brightness
D. Maximum brightness
[单项选择] A user took a laptop on vacation and made changes to the configuration in order to use the device at the hotel. The user can reach the Internet, but cannot access any internal network resources. Which of the following is the MOST likely reason?（）
A. Incorrect DNS
B. Incorrect subnet mask
C. Duplicate IP address
D. Incorrect SSID
[单项选择] A user reports that their laptop does not have network connectivity, but was working fine last week. The technician executes IPCONFIG to see what the IP address is but it comes up with a 169.254.254.1 address. This address is not part of the company's subnet. Which of the following MOST likely identifies this address type?（）
A. Multicast
B. DHCP
C. APIPA
D. Broadcast
[单项选择]A user cannot undock a laptop from the docking station. Which of the following is the MOST likely cause?（）
A. The laptop is not turned off
B. The power cable is not unplugged
C. The lock button is set to lock
D. The ACPI settings are configured improperly
[单项选择]A home user would like to connect their laptop display to their home HD television. Which of the following is the BEST solution?（）
A. Connecting the laptop’s VGA output to an HDMI adaptor
B. Connecting the laptop’s VGA output to the television’s VGA input
C. Connecting the laptop's USB output to the HD television’s HDMI adaptor
D. Connecting the laptop’s USB output to the television’s USB input
[单项选择]A user connecting a laptop to a wall jack is prompted for user credentials before being grantedaccess to the network. Which of the following is MOST likely implemented on the switch?（）
A. MAC filtering
B. PoE
C. IP filtering
D. 802.1X
[单项选择]A user’s laptop does not produce sound even though the volume settings are at maximum in theoperating system. Which of the following would MOST likely resolve this issue?（）
A. A new sound card
B. A new speaker
C. A BIOS update
D. A hardware volume control
[单项选择]A user has purchased a laptop that has no means to charge the battery. Which of the followingwould the user MOST likely purchase?（）
A. USB cable
B. AC adapter
C. PCMCIA card
D. Replacement battery
[单项选择]A user is unable to view any DVDs on their laptop which has a DVD-ROM drive installed. After further investigation, the technician realizes that there is not any DVD-ROM or CD-ROM available under the My Computer utility. Which of the following system utilities would MOST likely be used to identify and resolve this issue?（）
A. Task Manager
B. Device Manager
C. DEFRAG
D. Event Viewer
[单项选择] A user replaces a laptop’s wireless PCMCIA card with a different vendor’s card. All of the new card configuration steps have been followed. The OS sees all known wireless networks but cannot connect to the user’s network. Which of the following is the MOST likely reason for this behavior?（）
A. DMZ is enabled.
B. MAC filtering is enabled.
C. WEP is being used.
D. SSID broadcast is disabled.
