2.5. Investigate Commonly Encountered Hardware Issues. 100-140 Practice Questions (Page 6)

Questions 26–30

1. 26foundation · easy

   A technician opens Device Manager and sees a device with a down arrow icon. What does this indicate?

   • AThe device is disabled.
   • BThe device is not installed properly.
   • CThe device has a driver problem.
   • DThe device is working normally.
   Reveal Solution Discussion Select an answer first
2. 27expert · medium

   A user's PC has a 64-bit processor, 8 GB RAM, and a 1 TB HDD with 50 GB free. The user wants to run a 64-bit CAD application that requires 16 GB RAM and 20 GB free disk space. The user also reports that the PC is slow and often runs out of memory. What is the most appropriate recommendation?

   • AUpgrade the RAM to at least 16 GB and ensure the disk has enough free space.
   • BUpgrade to a 64-bit operating system if not already installed.
   • CInstall the application and rely on virtual memory to compensate for the RAM shortfall.
   • DReplace the HDD with an SSD to improve overall performance.
   Reveal Solution Discussion Select an answer first
4. 28application · medium

   A desktop PC's power LED is amber, and the system does not display anything on the monitor. The fans spin, but there is no beep code. What is the most likely cause?

   • AThe monitor is not plugged into a power outlet.
   • BThe power supply is completely dead.
   • CA hardware component such as RAM or GPU is not seated properly or has failed.
   • DThe operating system has crashed.
   Reveal Solution Discussion Select an answer first
5. 29expert · hard

   A network switch has a port LED blinking amber. The connected device is a new IP phone that was just installed. The switch is managed and has PoE enabled. The phone does not power on. What is the most likely cause and the best first step?

   • AThe switch firmware is outdated; update the switch firmware to support the new phone.
   • BThe switch port may not be providing enough PoE power; check the switch's PoE budget and port configuration.
   • CThe network cable is faulty; replace the Ethernet cable.
   • DThe IP phone is defective; replace it with a known-good unit.
   Reveal Solution Discussion Select an answer first
6. 30application · medium

   A technician is considering a firmware update for a laptop's BIOS to fix a compatibility issue with a new SSD. What should the technician do before applying the update?

   • ADisable the antivirus software and run the update from a USB drive without backup.
   • BApply the update immediately because firmware updates always improve performance.
   • CBack up the current BIOS settings and ensure the laptop is connected to AC power.
   • DRemove the SSD before updating the BIOS to avoid data loss.
   Reveal Solution Discussion Select an answer first