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CompTIA A+ Recertification Exam for Continuing Education
RC0-903 Exam

A technician is tasked with upgrading the hard drives of a high-end workstation to SSD. The drives must be configured in a RAID array, but the RAID card does not support SSD. Which of the following would the technician verify in order to use the new drives?

  1. Controller firmware
  2. Power requirements
  3. File system type
  4. System BIOS

Answer(s): A



A network technician has been tasked with deploying new VoIP phones on a network. When the technician plugs the Ethernet cable for the phone into the wall port, the phone fails to turn on. When the technician plugs the Ethernet cable directly into the computer, the computer is able to access the network. Which of the following is the MOST likely cause of this issue?

  1. The network switch does not support PoE
  2. The technician is connecting the phone to the wrong type of port
  3. The firewall on the network is blocking access to the DHCP server
  4. The Ethernet cable is the wrong type

Answer(s): A



A technician receives a call that a client’s PC is not booting after a recent test of the building’s back-up generators. When the technician arrives, it is discovered that, once powered on, there is no output display or POST beep codes.

Furthermore, after 15 seconds, the system’s fans begin running much louder and faster. Which of the following is the MOST likely issue?

  1. The motherboard was damaged by the power test.
  2. The PC’s RAM was affected by ESD.
  3. The power supply was damaged and is nonfunctional.
  4. The hard drive was erased due to the power test.

Answer(s): A



A user states there are multiple small black dots on an LCD screen. Which of the following should be done to resolve the issue?

  1. Replace monitor.
  2. Replace video card.
  3. Replace video cable.
  4. Replace power supply.

Answer(s): A




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