Examen de certificación Comptia A+: Core 1 220-1001 Las preguntas del examen son perfectas para la preparación

1. Which of the following connector types is used to terminate household telephone cabling?

2. A user is connected to a docking station with an optical drive and is trying to back up personal files to removable media, but is encountering write errors.

Which of the following is MOST likely cause of the errors?

3. Which of the following technologies can be used for wireless payments?

4. A technician is buying a PC that will host three VMs running at the same time with the current configuration. The technician believes there might be a need to run several additional VMs in the near future.

Which of the following resources would be the MOST important to upgrade to allow for the additional VMs?

5. Which of the following services provides the ability to resolve UNC to appropriate IP addresses?

6. Which of the following devices is used to implement network security policies for an environment?

7. Which of the following connects a PC to its default gateway?

8. A technician has been asked to fix a problem with a projector. The projector lamp turns off for brief periods during a demonstration. After the technician replaced the lamp, the problem continued with an added message that appears just before the lamp turns off.

Which of the following MOST likely need to be performed? (Choose two.)

9. A technician needs to call a user’s cellular provider to troubleshoot a network speed issue with the user’s mobile device.

Which of the following technologies is the technician troubleshooting?

10. A user accidentally spills liquid on a laptop. The user wants the device to be fixed and would like to know how much it will cost.

Which of the following steps should the technician take NEXT to verify if the device is repairable before committing to a price? (Choose two.)

11. An analyst asks a technician to recommend a solution for a customer in the software development industry, where the customer can test a variety of OS’s running the various applications that the customer produces. The customer wants to minimize the investment in hardware.

Which of the following solutions should the technician recommended to BEST meet the customer’s requirement?

12. An end user wants to have a second monitor installed on a laptop.

Which of the following would allow a technician to configure the laptop to show both screens once the cable is connected?

13. A technician is setting up a Windows mobile device for a user who had trouble reading text on a previous device, especially at night.

Which of the following adjustments would be MOST appropriate?

14. A user’s laptop is shutting down unexpectedly. The technician discovers the shutdowns only happen when the laptop is moved from one room to another. The technician reseated the hard drive, memory, battery, and LCD cable, but the laptop continues to shut down.

Which of the following is the MOST probable cause of the issue?

15. The touch-screen feature on a Windows device has stopped working.

Which of the following should the technician check FIRST?

16. Multiple users report that the network printer, which is connected through the print server, is not printing.

Which of the following should a technician do FIRST to remedy this situation?

17. Ann, a user, reports that after setting up a new WAP in her kitchen she is experiencing intermittent connectivity issues.

Which of the following should a technician check FIRST?

18. A technician has been informed that multiple users are receiving duplicate IP address warnings on their workstations, and they are unable to browse the Internet.

Which of the following server types should the technician log in to in order to resolve the problem?

19. A technician is replacing the LCD panel in a laptop.

Which of the following components is MOST likely to be damaged accidentally during the repair?

20. Ann, a user, needs to attend several day-long conferences and wants to ensure her mobile device will have enough power for these events. She is concerned about wall outlet availability at the conferences and needs to continuously use her device for important updates.

Which of the following should a technician recommend to BEST accommodate Ann’s needs?

21. DRAG DROP

Drag each mobile technology to the description of its use. Some answers will not be used.

22. A technician is replacing an older video card with a new high-end video card in a workstation. The installation was successful, the new card seated properly, and power is connected. However, upon booting, the computer now emits several beeps and will not boot, but shows no error messages.

Which of the following is MOST likely the cause of this issue?

23. CORRECT TEXT

Ann, a local librarian, has had a previously used wireless access point donated to her. She has instructed you to configure this new wireless access point for her public library. Ann plans to allow anyone to connect to the access point without having to ask her for configuration information. Additionally, Ann knows that her neighbors have wireless network and wants to ensure that her network has the least likelihood of interfering with the other networks. Ann has provided you with the following information.

Wireless Name: Library

New Router Password: Secure$1



INSTRUCTIONS

INSTRUCTIONS: Select the Public Library in the diagram to configure the wireless network. Once the wireless network tabs are configured, select the save button. When you have completed the simulation, please, select the Done button to submit.

24. 1.Which of the following is the MOST likely cause for a network PC to have an APIPA address?

25. A customer is using a cloud storage program that maintains a copy of local file on the cloud storage servers. The WF network is not very fast, and the customer users bandwidth intensive video streaming all day.

Which of the following parameters should be adjust to keep the cloud storage program from using too much bandwidth?

26. A printer stops working in the billing department and cannot be repaired. A new printer has been ordered and a technician is tasked with allowing other users to print to the billing manager’s printer until the new printer arrives. The manager’s printer is currently used via USB connection, and there are no network jacks available for use.

Which of the following is the BEST way for the technician to allow access to the printer?

27. A technician was called to check an unexpected clicking noise on a desktop that has become more frequent every time a video editing application is loaded. The system fans have been replaced, but the clicking noise remains. Diagnostics have been run on the video card.

Which of the following should me the technician do FIRST?

28. A user logs on a PC and receives a message stating there is a duplicate IP address on the network. After a system restart, the user notices the same error.

Which of the following is the MOST probable cause of the error?

29. Which of the following charging and data ports has a non-directional connector?

30. Which of the following ports are used for secure sessions? (Select two.)

31. An ISP has notified a SOHO user of a usage increase on the user’s network. The user is concerned the WiFi network is being utilized by unauthorized users.

Which of the following would minimize the unauthorized use of the WiFi network?

32. In a virtual environment, which of the following allows all the VMs to have RAM allocated for use?

33. A technician wants to block remote logins to a server.

Which of the following ports should be blocked?

34. Several computers are having network connectivity issues. Two of the computers are wired and are not having any issues. The technician verifies that none of the computers having issues have been assigned a static IP.

Which of the following should the technician check NEXT?

35. A customer asks a technician to help set up a specialized computing system for video editing.

Which of the following should the technician install on the workstation to BEST meet the customer’s specifications? (Choose two.)

36. A technician needs to routinely run scripting commands in Linux but does not want to walk over the server room every time to perform the task. The technician also travels between buildings and has a Windows 10 laptop with 4GB of memory and a fully partitioned 500GB hard drive.

Which of the following steps should the technician take to resolve this issue? (Choose two.)

37. A customer’s laptop display has suddenly become very dim. The image of the display can only be seen with a bright, external light, as adjusting the brightness/contracts controls does not cause much change.

Which of the following components MOST likely needs to be replaced?

38. A server needs a RAM upgrade, and a technician has been tasked with retrieving the RAM from storage and then installing it.

Whish of the following is the BEST RAM type for the technician to retrieve?

39. A user brings in a smartphone for repair. The device is unable to send/receive calls or connect to WiFi. All applications on the device are working unless they require connectivity.

Which of the following is MOST likely causing the problem?

40. Which of the following peripheral types is MOST likely to be used to input actions into a PC?

41. Joe, a user, has purchased a new mobile device that uses a different OS than his previous one. Joe wants to copy his contacts and appointments from his corporate account without entering them manually.

Which of the following would be the BEST way for a technician to assist Joe?

42. A technician is hired to install network cable in a crawl space running the length of a hallway.

To do so without a fire code violation, which of the following types of cable should the technician run?

43. After upgrading a smartphone’s OS, Joe, a user, reports the smartphone no longer connects to his automobile automatically when near it, Joe, restarts the smartphone, but the problem persists.

Which of the following should a technician do NEXT to restore the previous functionality?

44. A technician has noticed that when at company headquarters the laptop connection to the Internet is more responsive than when using the company-provided phone as a hotspot. The technician updated the drivers on the WiFi NIC without resolution and then verified the configuration on the WiFi was correct.

Which of the following configurations could cause the decreased performance?

45. Which of the following is used to connect a headset to a laptop?

46. A user connects a laptop to a docking station but is unable to see an image on the external monitor. The user tests the docking station USB ports, and they are working fine.

Which of the following should be done NEXT?

47. A client has three locations within city limits that need to be networked. Vendor network requirements for all three locations are a minimum of 1GB.

Which of the following are the types of networks that will MOST likely be used for internal office and office-to-office networking? (Choose two.)

48. A shipping department is having problems with its thermal label printer. Two columns on the left are not appearing on all labels.

Which of the following should a technician do FIRST?

49. A technician is talking to end users about the specifications for an upgraded application server. The users of the application report that there cannot be any unscheduled downtime or data loss. Additionally, they would like the performance of the application to improve over the previous server in any way possible. The previous server running RAID 5.

Which of the following RAID solutions should be implemented in this scenario?

50. Company management wants to be able to give users the ability to work remotely during periods of bad weather.

Which of the following should be enabled to allow the workforce to do this?

51. Which of the following channels would commonly be used on an 802.11 wireless network?

52. A laptop is connected to a conference room projector in extended display mode. The desktop icons appear normal on the laptop, but are disproportionate and illegible on the projector screen.

Which of the following should the technician check?

53. A customer wants to purchase a new home computer. The machine will mainly be used for internal browsing and streaming video, except on weekends when the customers’ son will use it to play games with friends.

Which of the following should the technician focus on to meet these requirements?

54. A technician is dispatched to troubleshoot a slow performance issue on a PC. Upon arrival, the technician immediately opens Task Manager and sees that CPU and RAM performance are within normal ranges. The technician then checks and verifies the speed and duplex settings and performance on the network card. The technician then temporarily disables the antivirus to see if performance is affected, and it is not.

After re-enabling the antivirus, which of the following is the NEXT best stop for the technician to take?

55. The feature that allows users to store files in cloud-based when necessary, but can removed when space is freed up, is known as:

56. A customer wants to upgrade a PC’s internal storage to have more room to store backups, photos, and videos. The new storage should be large enough to avoid expanding again next year.

Which of the following BEST meets these needs?

57. A technician is troubleshooting network connectivity issues after a new wireless router was installed in an office. Users who connect to the new router are unable to access LAN resources.

Which of the following is the MOST likely cause of the issue?

58. A technician is configuring a new web server and must have over 10TB of fault-tolerant storage, while minimizing the number of failure points. The applications on the server also require the highest performance available.

Which of the following configurations would the technician MOST likely select?

59. A projector’s image begins to flicker during a presentation. The laptop display does not produce this issue.

When a technician changes the resolution on the laptop, the issue persists.

Which of the following is the NEXT step the technician should take?

60. Which of the following is the main purpose of the +5VSB output of a power supply?

61. Which of the following devices can be used to connect multiple devices within broadcasting to every network port?

62. A network administrator would like to increase network bandwidth to iGbps between two office buildings that are 0.5mi (805m) apart.

Which of the following would be the BEST solution?

63. An end user reports a printer error that states “Replace filament”. With which of the following types of printer is the end user MOST likely having problems?

64. A network administrator is troubleshooting a notebook that is not loading the local Windows 10 operating system. All the computers inside the company are installed using UEFI mode selected. The message on the screen shows a failed attempt to connect to a PXE server.

When requested, the end user reported trying to improve the computer’s speed by changing some BIOS configurations randomly.

Which of the following should the network administrator check FIRST inside BIOS?

65. A technician is ordering a new motherboard and processors for a company email server. When reviewing the vendor licensing agreement, the technician sees that there is a flat per-socket licensing fee.

Which of the following motherboard/processor combinations should the technician order get the BEST performance while minimizing licensing fees?

66. A technician replaced a broken LED screen on a mobile computer. The operating system can be seen perfectly on screen, but the touch screen is non-responsive.

Which of the following are the MOST probable root causes for the given failure? (Choose three.)

67. A user is no longer able to browse the Internet after returning from vacation. The user is able to log in and navigate to the local intranet, but not to any outside sites. A technician pings a well-known website by name but gets no reply. The technician then pings its IP address and gets a reply.

Which of the following commands will MOST likely resolve the issue?

68. A user’s smartphone has been slow recently. A technician sees the phone was purchased two months ago, and it is top of the line. About a month ago, a new OS update was installed. To address the issue, the technician runs a hardware diagnostic on the device, and it reports no problems.

Which of the following is MOST likely the cause of the performance issue on the device?

69. The graphics has an issue with printing certain files. The printer does not print the complete image on larger files. A technician verifies the network speed of the printer is set to 1GB and that regular text files print without issue.

Which of the following is the MOST likely cause of this problem?

70. Joe, a user, reports that his new smart wearable device is not synchronizing to his mobile device. Both devices are powered on, but the mobile device fails to read the data from the wearable.

Which of the following will MOST likely fix this issue?

71. A technician is troubleshooting a laptop/projector combination that is displaying artifacts on the screen. When a different laptop is connected to the projector, the image appears to be correct but is very dim.

Which of the following steps should the technician take to address these issues? (Choose two.)

72. CORRECT TEXT

You need to configure your mobile device to send and receive electronic messages from your company.

You must use the company’s WLAN as all e-mail services are on default non-secure ports.

The company’s WLAN is broadcasting across the company for easier access. Both incoming and outgoing servers require login credentials.

Use the following parameters:

• Email address tech@techies com

• Password P@SSwOrd

• Pop techies com Port 110 Security. None

• IMAP techies com Port 993 Security SSL

• smtp.techies.com Port 465 Security: TLS

• Company SSID Techies

• Security WPA2

• Passphrase P@SSwOrd

• SSID is not broadcasted



INSTRUCTIONS:

Update the mobile device’s parameters to fit the criteria.

If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

73. Which of the following is designed to function BEST in harsh lighting conditions?

74. Which of the following resources in the MOST critical when using cloud file-storage synchronization applications?

75. A customer recently moved a high-end graphics card from a known-working computer to a different computer. The computer works without issue when viewing email and web pages or when using certain applications. However, when a game with high-end graphics requirements is opened, the program will run for a few minutes before the computer shuts down.

Which of the following is MOST likely causing the problem?

76. Ann, an accountant, reports that after turning on her new laptop, she received a message stating her IP address is already in use on the system. She tried going back to her old desktop, which she now only uses for email, but received the same message. The technician checks the account and sees a comment that Ann requires a special network setup to connect to the banking software.

Which of the following should the technician do to resolve the issue?

77. A systems administrator is configuring a server to host several virtual machines. The administrator configures the server and is ready to begin provisioning the virtual machines.

Which of the following features should the administrator utilize to complete the task?

78. A network administrator is attempting to access the firewall while inside the datacenter.

Which of the following peripherals must be connected to do so?

79. The IT department recently upgrade client computer for the graphics department. A user reports the new computer has not worked since up. It, makes unusual sound when pressing the power button.

A technician verifies the power cable works and the computer is connected properly to both data and power. The monitor powers on but display the message NO source.

Which of the following BEST explains the cause of this problem?

80. A technician manually configured the wireless connection on the Chief Information Officer’s (ClO’s) new laptop so it can communicate with the network at the office. The CIO now is having trouble connecting to a guest WiFi hotspot While the device has a gateway address and says it is connected, the CIO cannot access company email

Which of the following would BEST resolve the issue?

81. A user reports that printing on heavy cardstock paper results in the image smearing if touched. When printing on plain paper, the problem does not occur.

Which of the following would be the NEXT troubleshooting step to perform?

82. A user is unable to access websites and has reported connectivity issues with pop-ups on the screen. A technician removes malware, and then is able to ping the router and access the websites.

Which of the following NEXT steps should the technician perform in troubleshooting this issue? (Choose two.)

83. A user wants to print a large job on both the front and back sides of the paper.

Which of the following settings should the technician advise the user to change in the printer settings?

84. A technician receives a cellular from a manager. The technician is instructed to download a service manual directly from the Internet to a laptop. However, there is no WiFi signal or wired Ethernet.

Which of the following would be the MOST appropriate connections for the technician to use?

85. A user wants to build a computer with a high-end CPU, plenty of RAM, and a high-end graphics card for online gaming. The user wants to verify that the graphics card is compatible with the motherboard.

Which of the following connection types would the user MOST likely utilize to connect the video card to the motherboard?

86. A technician is replacing a broken screen on a new company laptop but does not have repair information from the vendor.

Which of the following is the BEST way to proceed?

87. Company management wants to give users the ability to work from home during periods of bad weather.

Which of the following would enable the workforce to do this?

88. An administrator has configured a server to host virtualizes instances. The requirements of each VM must be able to scale automatically depending on peak and off-peak usage.

Which of the following terms BEST describes this type of cloud concept?

89. A company offers several out-of-the-box computer configurations to its clients. A client requests several new computers for its newest location, which will be used by guests to check in upon arrival and fill out contact information.

Which of the following configurations would BEST fit this customer’s needs?

90. Joe, a user, recently purchased a new multifunction printer and attempted to install it himself. He informed a technician that the printer is on his list of printers, but he is unable to print. The technician sees that the printer is listed as a generic printer under Devices and Printers.

Which of the following should the technician do NEXT?

91. A user printed several documents to a shared network copier and noticed that they have very faint color density. A technician investigates the issue and verifies that the printer had a maintenance kit installed recently.

Which of the following next steps will MOST likely resolve the issue? (Select two.)

92. Which of the following Internet connection types often terminates at a switching center and then requires the use of a different media for the last mile to the customer?

93. A customer reports being unable to access email on desktop workstation, however, other office application are working. A technician determines the computer has an IP address of 169.254.1.10. The technician learns from the customer that the computer recently was moved across the room.

Which of the following troubleshooting steps should technician take NEXT?

94. CORRECT TEXT

The network administrator has changed the IP address of ComputerA from 192.168.1.20 to 10.10.10.20 and now jane, a user, is unable to connect to file shares on ComputerA from ComputerB using the computer name.



INSTRUCTIONS

Using the available tools, resolve the connectivity issues.

After troubleshooting the issue, verify a successful connection.

If at any time you would like to bring back the initial state of the simulation? please click the Reset All button.

95. CORRECT TEXT

Laura, a customer, has instructed you to configure her home office wireless access point.

She plans to use the wireless network for finances and has requested that the network be setup with the highest encryption possible.

Additionally, Laura knows that her neighbors have wireless networks and wants to ensure that her network is not being interfered with by the other networks.

She requests that the default settings be changed to the following.

Wireless Name: HomeWiFi

Shared Key: CompTIA

Router Password: Secure$1

Finally, Laura wants to ensure that only her laptop and Smartphone can connect to the network.

Laptop: IP Address 192.168.1.100

Hardware Address: 00:0A:BF:03:C4:54

Smartphone: IP Address 192.168.1.101

Hardware Address: 09:2C:D0:22:3F:11



INSTRUCTIONS

Configure Laura’s wireless network using the network adapter window.

If at any time you would like to bring back the initial state of the situation, please click the Reset All button.

96. A network administrator must install a device that will proactively stop outside attacks from reaching the LAN.

Which of the following devices would BEST meet the organization’s needs?

97. A customer contacts the help disk stating a laptop does not remain charged for more than 30 minutes and will not charge more than 15%.

Which of the following components are the MOST likely causes the issue? (Select three.)

98. A technician is setting up a WiFi-enabled thermostat for a customer, but the customer is concerned about IoT devices getting hacked.

Which of the following BEST address the customer’s concerns? (Choose two.)

99. About one week ago, access to files on a network server became significantly slower. Today, network files are completely unavailable. A technician is able to make a remote connection to the server.

Which of the following should the technician check NEXT?

100. An associate is seeking advice on which device to purchase for a friend who is a business owner. The friend needs the ability to chat activity while keeping in contact with the home office.

Which of the following would be the BEST recommendation?