Comptia A+ Certification Practice Final Exam Questions and Answers Graded A+

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Comptia A+ Certification Practice Final Exam Questions and Answers Graded A+ 1. What two motherboard components control the system boot operations? (Choose two.) ✔✔BIOS chip* UEFI chip* 2. W... hat motherboard chip controls high speed CPU communication to RAM and the video card? ✔✔Northbridge* 3. What is a possible use for virtual computing? ✔✔to run old applications that are not compatible with current operating systems* 4. True or False? Thin clients require a network connection to remote servers to perform data processing. ✔✔true* 5. What is the correct disposal process of old computer batteries? ✔✔They must be recycled because they are harmful to the environment.* 6. Which two procedures can help protect against ESD when working on a computer system? (Choose two.) ✔✔the use of an antistatic wrist strap* the use of an antistatic mat* 7. Which software tool will protect against viruses and spyware on a Windows PC? ✔✔Windows Defender* 8. Which cleaning material should be used to clean component contacts? ✔✔isopropyl alcohol* 9. A technician is troubleshooting a problem where many websites return a "certificate not valid" error. The technician notices that the date and time are not current and resets these to the correct settings. The previously inaccessible websites are now accessible. However, when the computer is restarted the same problem reoccurs. What can the technician do to prevent the date and time from resetting? ✔✔Replace the CMOS battery.* 10. When a new motherboard is being installed, between which two components must thermal compound be applied? (Choose two.) ✔✔CPU* heat sink* 11. Which solid-state storage technology allows a computer BIOS to be upgraded by flashing? ✔✔EEPROM* 12. Which two existing components must be compatible with the installation of a new upgraded CPU? (Choose two.) ✔✔power supply* motherboard* 13. What are three important considerations when installing a CPU on a motherboard that has just been upgraded? (Choose three.) ✔✔Antistatic precautions are taken.* The CPU is correctly aligned and placed in the socket.* The CPU heat sink/fan assembly is correctly installed.* 14. A specific computer has an issue that could not be resolved by the help desk technician. The on-site technician finds that Windows updates have been disabled. The technician re-enables the update service, configures the computer for automatic updates, downloads and installs all missing updates, ensures the computer boots successfully, and verifies with the customer that the issue has been resolved. Which step, if any, is next? ✔✔Document the findings, actions, and outcomes.* 15. What should a technician do before beginning any troubleshooting steps on a customer computer? ✔✔Perform a data backup.* 16. Which document can be signed by both a user and a computer repair shop to release the shop from backing up user data? ✔✔liability release form* 17. A technician is troubleshooting a 4-year-old computer that takes a long time to boot, and identifies that the BIOS rediscovers all the hardware at every boot. What action would fix this problem? ✔✔Replace the CMOS battery.* 18. Which location on a hard disk is used by the BIOS to search for operating system instructions in order to boot a PC? ✔✔the active partition* 19. A technician is asked to set up one hard drive that will support two operating systems and will store data files in three separate drive locations. Which partition settings will support these requirements? ✔✔2 logical, 2 active, 3 extended* 20. A user installs a new sound card driver in a computer that is working properly. After the installation of the drivers for the new sound card, the computer fails to boot. Which quick fix can the user implement to return to the previous working state? ✔✔Boot to Last Known Good Configuration.* 21. A technician uses the shrink volume feature of the disk management utility and splits the partition. What must the technician do next in order to make use of the new space? ✔✔Format the existing partition.* 22. A technician is using the six troubleshooting steps in an attempt to repair a PC. After completing the steps needed to test a theory and determine the cause, the technician still has not solved the problem. Which two steps are likely to be taken next by the technician to establish a plan of action and resolve the problem? (Choose two.) ✔✔Perform an Internet search.* Access helpdesk repair logs.* 23. On a computer that will not boot, which two actions are recommended in the troubleshooting process after verifying the obvious issues such as power to the computer and display, nonbootable media, and the BIOS boot order options? (Choose two.) ✔✔Remove unnecessary peripherals.* Use the Last Known Good Configuration.* 24. What are the four layers in the TCP/IP reference model? ✔✔application, transport, internet, network access* 25. What is the distance limitation of a single data run for UTP cabling without adding networking devices? ✔✔330 ft (100 m)* 26. What is the default subnet mask for a Class A network? ✔✔255.0.0.0* 27. Which network protocol is used to automatically assign an IP address to a computer on a network? ✔✔DHCP* 28. Which open standards-based wireless security mode supports the highest level of security? ✔✔WPA2* 29. What are two network requirements necessary to establish a VPN connection between a remote computer and a private company LAN? (Choose two.) ✔✔Internet access* VPN client* 30. The corporate security policy states that all remote connections use only secure tunnels for data communications. Which encryption technique secures data traveling across the public Internet as if it were traveling across the corporate LAN? ✔✔VPN* 31. What type of WAN connection would use 3G or 4G? ✔✔cellular* 32. True or False? An intrusion detection system works inline and has the ability to drop malicious traffic. ✔✔false* 33. Where can a technician enable ACPI mode on a laptop? ✔✔Device Manager* 34. Which two actions must be performed before installing RAM into a laptop? (Choose two.) ✔✔Remove the battery.* Disconnect AC power.* 35. Which two items would be part of a laptop preventive maintenance kit? (Choose two.) ✔✔compressed air* soft cloth* 36. What is the purpose of running mobile device apps in a sandbox? ✔✔to prevent malicious programs from infecting the device* 37. In what two situations is a virtual printer used? (Choose two.) ✔✔A user sends a printed document to a remote destination through the cloud.* A document is printed to a PDF or other file type.* 38. A user has installed a new printer. Which two pieces of information about the printer operation are provided by printing a test page from the computer? (Choose two.) ✔✔verification that driver software is working correctly* confirmation that printer and computer are communicating* 39. A technician wants to add a new shared network printer to a computer. The printer is not shown in the list of available printers. What two actions can the technician take to add the printer? (Choose two.) ✔✔Enter the printer IP address.* Browse for the printer on the network.* 40. A technician is installing a new printer in a cool, damp environment. After the printer cabling is done, and the software and print driver are installed, the printer test page jams. What is the most likely cause of the print failure? ✔✔too much humidity* 41. What type of security attack is being launched when a hacker calls a company to obtain computer login information and pretends to be an employee? ✔✔social engineering* 42. Which two aspects of a computer can be protected by setting the BIOS password? (Choose two.) ✔✔hard drive settings* operating system booting* 43. After logging into a computer, a user can view files but is unable to download the files. What action can the administrator take to allow the user to download the files while preventing deletion of the files? ✔✔Set the file permissions to Read and Execute.* 44. The PC support person has heard of an instance where departmental secretaries go to lunch and leave their computers unlocked and remain logged into their account. Which Windows feature would the technician use to help in this situation? ✔✔idle timeout and screen lock* 45. After confirming the removal of a virus from a computer, how should the technician ensure and verify the full functionality of the system? ✔✔Check for the latest OS patches and updates.* 46. A customer is angry and calls to complain that the service scheduled on the computer took longer than expected. The technician reviews the work order and notices that the service was performed by a new employee. How should the technician respond? ✔✔Listen to the complaint and then apologize for any inconvenience caused by the lengthy service on the computer.* 47. Refer to the exhibit. During the troubleshooting of software that is installed on a computer system, a level one technician requires help from a level two technician. The file shown in the exhibit must be sent to the level two technician. How should the level one technician deliver this file? ✔✔Replace all passwords in the file with <password omitted> before emailing the file and then supply the passwords by secure means, if required.* 48. What determines the level of support that a call center technician will provide to an individual customer? ✔✔Support is based on the SLA for that customer.* 49. After resolving an intermittent CD-ROM drive fault by firmly reconnecting a loose cable, the technician then decides to inspect all other cable connections to prevent other faults from occurring. Which two conditions will help to prevent future cable and connector faults? (Choose two.) ✔✔There are no missing or bent connector pins.* Cables are not bent sharply around adapter cards.* 50. A technician has been asked to reinstall the OS on a computer that has a corrupted operating system. The technician inserts the installation media in the optical drive. What would be the most likely action the technician should perform next? ✔✔Change the boot sequence in the BIOS.* 51. What are three common causes of operating systems problems? (Choose three.) ✔✔a corrupted registry* failed service pack installation* virus infection* 52. What are three common solutions for a PC that displays an IP address starting with 169.254.x.x? (Choose three.) ✔✔Turn on the device that is acting as a DHCP server.* Use the ipconfig /release and ipconfig /renew commands to request a new IPv4 address.* Reboot the client machine that is using the 169.254.x.x address.* 53. Which built-in BIOS diagnostic test would a technician run to check a computer boot problem? ✔✔start test* 54. What are three features of GPS on mobile devices? (Choose three.) ✔✔navigation* specialized search results* device tracking* 55. In Windows 7, which path will give access to parental control? ✔✔Start > Control Panel > User Accounts and Family Safety > Parental Controls* 56. A user calls the help desk reporting that a laptop with Linux freezes on startup and displays kernel panic. What could cause this problem? ✔✔A driver has become corrupted.* 57. A user notices that a mobile device is draining power faster than is normal. What are three causes of quick battery drain? (Choose three.) ✔✔An app is using too many resources.* The device is roaming between call towers.* The display is set to a high level of brightness.* 58. Drag the statements on the left to the mobile OS that they describe on the right. (Not all targets are used.) ✔✔ 59. Drag the description to its matching cable type. ✔✔ 60. Match the computer problem with the area of the system affected by the problem. ✔✔ [Show More]

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