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خذ اختبارات أخرى عبر الإنترنت

السؤال #1
A customer is using a satellite internet connection that is experiencing slowness. A technician notices high latency while pinging, but the download test is performing perfectly with very good download speeds. Which of the following represents the NEXT action the technician should perform?
A. Restart the modem and run an online internet connection and speed diagnostic tool
B. Guide the customer on how to upgrade the internet plan with the provider in order to improve latency
C. Explain to the customer this is not an issue; this situation is normal for this type of internet connection
D. Replace the modem because it is not working correctly based on the test result
عرض الإجابة
اجابة صحيحة: C
السؤال #2
A technician installed a Cat 5 UTP cable approximately 275ft (84m) from a network switch in an office to a workstation located on a factory floor The technician sees both a flashing green LED and a flashing orange LED on the workstation's NIC. Which of the following should the technician do FIRST?
A. Check for loose connections, pinched bends, and physical damage
B. Install a powered hub as close as possible to the halfway point in the Cat 5 UTP cable run
C. Replace the entire run of Cat 5 UTP cable with Cat 5 STP cable
D. Upgrade the entire cable run to multimode fiber
عرض الإجابة
اجابة صحيحة: B
السؤال #3
A technician needs to recommend an internet connection for a customer who travels around the world and wants to have connectivity while visiting remote camping locations. Some of the locations the customer visits have limited or unreliable cellular service. Which of the following connection types should the technician recommend?
A. Satellite
B. DSL
C. Fiber
D. Hotspot
عرض الإجابة
اجابة صحيحة: A
السؤال #4
A technician is setting up a new desktop computer and will be installing the hard drive directly on the motherboard without using cables to connect it. Which of the following will the technician be installing?
A. Thunderbolt
B. eSATA
C. M
D. SCSI
عرض الإجابة
اجابة صحيحة: A
السؤال #5
A laptop has been returned for a screen repair. The owner insists the screen is broken, but occasionally a faded image is able to be seen in very bright settings on the desktop. Which of the following steps should the repair technician take FIRST?
A. Replace the graphics card
B. Replace the screen, as the customer insists
C. Recommend the usage of an external display instead
D. Ensure the backlight is functioning as expected
عرض الإجابة
اجابة صحيحة: B
السؤال #6
A customer reports that a computer is never able to reach more than a 100Mbps transfer data rate, even when using a Gigabit LAN card. While troubleshooting, the technician notices the network cable needs to be replaced. Which of the following cable categories is limiting the transfer speed?
A. Cat 5
B. Cat 5e
C. Cat 6
D. Cat 6a
عرض الإجابة
اجابة صحيحة: A
السؤال #7
An end user reports that the time and date on a desktop resets after shutdown, and subsequently, the device reboots. The next day, the desktop does not load the OS and is stuck at a black screen with the following message: Which of the following would be the BEST action to take next?
A. Change the motherboard
B. Reseat the motherboard power connections
C. Replace the CMOS battery
D. Restore the BIOS to factory default settings
عرض الإجابة
اجابة صحيحة: AE
السؤال #8
An office manager reports that a printer is experiencing performance issues. Printouts are smudging when they are handled, and. recently, whenever the manager tries to print oversized documents, the paper jams before anything is printed on it.
A. Mastered
B. Not Mastered
عرض الإجابة
اجابة صحيحة: D
السؤال #9
While implementing a non-carrier-grade wireless backhaul, a technician notices the current channel selection is extremely polluted with various RF signals. Upon performing a spectral analysis, the technician discovers a channel containing almost no RF pollution. Unfortunately, the technician is unable to select that channel. Which of the following is the MOST likely reason for this issue?
A. The channel is reserved for licensed band use
B. The channel selection is defective; contact the manufacturer
C. The channel must be unlocked by the vendor
D. The device requires a firmware update to unlock the channel
عرض الإجابة
اجابة صحيحة: D

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