2021 latest fall University of Maryland, University College - COMPTIA 220exam 1 master.

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Exam Report: B.6 CompTIA 220-901 Certification Practice Exam Individual Responses Question 1: Correct Question 2: Incorrect You work at a computer repair store. You just upgraded the pr... ocessor (CPU) in a customer's Windows-based computer. The customer purchased the latest AMD Phenom II processor, and you installed it in the computer. When you power the computer on, you only see a blank screen. Which of the following is MOST likely causing the computer displaying a blank screen? (Select TWO). The heat sink and fan were not installed correctly. Someone unplugged the computer without performing a proper shutdown first. The CPU is bad. The CPU is not supported by the BIOS. Explanation A bad CPU or a CPU not supported by the BIOS can cause the computer to display a blank screen when trying to power on. If the processor is not supported by the BIOS, you might be able to perform a BIOS update to make it recognize the new processor. However, you would need to install a supported processor first, flash the BIOS, then re-install the new processor. An improperly installed fan or heat sink may cause issues shortly after power-on, but will not initially cause the computer to boot to a blank screen. Although you should always shutdown your c[pocmpprou2te0r1u6_sianlgl_qthuesptrionpse_resnte.epxsm, itPiCsPuRnOlikBeLlyANthKaStCtRhiEsEwNo||uKld2/cPaRuAsCe]the computer to boot to a Qbulaensktisocnree3n:. Correct Question 4: Incorrect A technician is tasked with replacing a 110-style keystone jack module in a patch panel. Which of the following tools would the technician use to attach the new module to the end of the cable? (Select TWO). Tone generator and probe Cable stripper Punchdown tool Mulitimeter Explanation A 110-style keystone jack module is a twisted pair cabling connector. To attach the module to the end of a cable, the technician would cut away the plastic jacket or coating from the twisted pair cable using a cable stripper, arrange the wires in the module slots, and secure the wires using a punchdown tool. A crimper is used to attach an RJ45 or RJ11 connector to the end of a cable. A tone generator and probe are used to trace a wire from one location to another, especially through the walls of a building. A multimeter measures voltage, current, and resistance on a wire. [Show More]

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