CompTIA JK0-802 Online Practice Questions and Exam Preparation

CompTIA JK0-802 Online Questions & Answers

• Question 651:

  A user reports that after configuring the BIOS to boot to the hard drive first, the system still tries to boot from the optical drive. Which of the following is the MOST likely cause?

  A. Optical drive
  B. Power supply
  C. CMOS battery
  D. CD-ROM disk
  C. CMOS battery

• Question 652:

  A user states their workstation will not reach the login screen. Which of the following commands can be used to write a new partition boot sector to the system partition in the Recovery Console?

  A. FIXMBR
  B. BOOTCFG
  C. FIXBOOT
  D. DISKPART
  C. FIXBOOT

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  Reference: http://www.computerhope.com/fixboot.htm

• Question 653:

  A user reports that the laptop's screen flickers and then goes black. When connecting to an external monitor the operating system desktop is displayed. Which of the following is the cause of the problem?

  A. Monitor function key
  B. Resolution is set too low
  C. Inverter board
  D. Display adapter drivers
  C. Inverter board

• Question 654:

  Which of the following should be considered true when selecting a 64-bit version of Windows?

  A. 64-bit extensions can be disabled in the bios and prevent a proper boot.
  B. XP Compatibility mode only allows for the 64-bit version of Windows XP.
  C. Many browser plug-ins may only be supported on 32-bit browsers.
  D. 64-bit uses memory more efficiently so less RAM is needed than in a 32-bit version.
  C. Many browser plug-ins may only be supported on 32-bit browsers.

• Question 655:

  After replacing a motherboard on a customer's laptop for a no sound issue, a technician realizes that there is intermittent wireless connectivity on the laptop. Which of the following should the technician perform FIRST?

  A. Reinstall the driver of the WiFi card.
  B. Check to see if there is a wireless switch on the laptop and its current position.
  C. Replace the wireless card because it is not fully compatible with the new motherboard.
  D. Check if the WiFi antenna is connected properly to the wireless card.
  D. Check if the WiFi antenna is connected properly to the wireless card.

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  Reference: https://communities.intel.com/thread/38676

• Question 656:

  When a PC boots, the operating system reports the incorrect day and year for a few minutes before it eventually displays the correct time. Which of the following should the technician do to fix this issue?

  A. Open the PC and replace the CMOS battery
  B. Change the PC to use NTP for time synchronization
  C. Change the time zone from UTC to the correct time zone
  D. Set the date and time manually in the BIOS
  A. Open the PC and replace the CMOS battery

• Question 657:

  You are working on a Windows 7 Ultimate computer. An application called DLP 2.0 is failing to start properly.

  You are required to disable two of its components in MSconfig. Which two tabs should you access? (Select the two best answers.)

  A. General
  B. Boot
  C. Services
  D. Startup
  E. Tools
  C. Services
  D. Startup

• Question 658:

  A technician is attempting to install a RAID 5 configuration. Which of the following is the

  MINUMUM amount of disks that can be used to create a RAID 5 array?

  A. 1
  B. 2
  C. 3
  D. 4
  C. 3

• Question 659:

  A PC is powering on but the only activity a technician can see is spinning fans. Which of the following components would MOST likely be at fault for such a condition? (Select TWO).

  A. SATA controller
  B. CPU
  C. Memory
  D. Hard drive
  E. Sound card
  B. CPU
  C. Memory

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  Reference: http://www.techrepublic.com/forums/questions/computer-booting-problem-fan- spin-no-display/

• Question 660:

  Which of the following commands shows the number of hops from a computer to the specified destination?

  A. IPCONFIG
  B. NETSTAT
  C. PING
  D. TRACERT
  D. TRACERT