Which of the following is a characteristic of single-mode fiber compared to multi- mode?
A. Multi-mode fiber is resistant to EMI while single mode is not.
B. Single-mode fiber uses laser while multi-mode does not.
C. Multi-mode fiber supports lower speeds than single-mode.
D. Single-mode fiber uses light, while multi-mode can use light or RF.
A technician is troubleshooting an IDE hard drive that is emitting a humming sound. They suspect a faulty connector. Which of the following voltages should be supplied through the power connector to an IDE hard drive? (Select TWO).
A. 3V
B. 5V
C. 5.5V
D. 9V
E. 12V
F. 20V
An internal SATA connected hard drive can share a data cable with how many other drives?
A. 0
B. 1
C. 2
D. 3
A company is using employees to load up skids with CRTs and need to have them removed. Which of the following concerns is MOST appropriate regarding environmental safety concerns?
A. Proper lifting technique
B. Disposal regulations
C. Equipment grounding
D. Electromagnetic interference
E. Electrical fire safety
A docking station differentiates itself from other laptop peripherals in which of the following ways?
A. It allows the connection of external hard drives.
B. It adds additional ports and connections.
C. It allows for an external monitor to be connected.
D. It allows the laptop to be securely locked.
A user has powered off their computer after a suspected attack and breach. A technician has been assigned to pick up the PC and deliver it to the corporate office.
Which of the following should the technician do after receiving the PC?
A. Record what the user experienced, the times they experienced it and the effects of the breach
B. Image the drive and create a drive hash to prove the contents were not changed in transit
C. Document the customer and technician's names, what was received, and the time
D. Remove the hard drives as they will be installed into a PC on a "Safe LAN" in the corporate office
A user has a PoE device that does not power on. The technician believes that the switch may not be outputting the appropriate amount of power to the device. Which of the following could be used to test this hypothesis?
A. Multimeter
B. Toner probe
C. Lineman's handset
D. Loopback plug
A user has a wireless home office and would like to add file storage and print server to the domain. The user has only enough funds to upgrade one feature on the server. Which of the following would be the MOST beneficial upgrade for this PC role?
A. Add a second multi-core processor for faster computations
B. Add a Gigabit Ethernet card for fast file transfers.
C. Replace Windows XP Professional with the newer Windows 7 Home Premium
D. Add an additional hard drive to create a RAID 0
A user has 350 Gigabytes worth of videos they would like to back up. At the very MINIMUM, which of the following could backup these pictures to a single medium?
A. Zip Drive
B. DVD Burner
C. LTO Drive
D. Blu-Ray Burner
Which of the following is another description of a default gateway?
A. The DNS server
B. The inverse subnet mask
C. The route of last resort
D. The subnet network address
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