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Question 126/152
A technician replaces a laptop's failed motherboard. During validation testing, the wireless is slow and shows a weak signal. Which of the following should the technician do first to verify the source of the issue?
Correct Answer: B
Comprehensive and Detailed Explanation:
Laptop Wi-Fi antennas run through the display bezel and connect via small coaxial clips. After motherboard replacement, these are often not fully seated, causing weak or unstable Wi-Fi.
CompTIA Concepts:
* Laptop hardware troubleshooting
* Antenna connector checks after repair
* WLAN performance issues caused by antenna misalignment
Laptop Wi-Fi antennas run through the display bezel and connect via small coaxial clips. After motherboard replacement, these are often not fully seated, causing weak or unstable Wi-Fi.
CompTIA Concepts:
* Laptop hardware troubleshooting
* Antenna connector checks after repair
* WLAN performance issues caused by antenna misalignment
- Question List (152q)
- Question 1: A user reports that scanned or copied pages from an MFP show...
- Question 2: When turning on a workstation, a technician observes the fol...
- Question 3: A technician upgrades a CPU heat sink with a higher-performi...
- Question 4: An employee requires a workstation with three high-end graph...
- Question 5: The output from a dot matrix printer has become lighter over...
- Question 6: A systems administrator deploys BitLocker to all devices. Ho...
- Question 7: Users are complaining that the audio from a presenter is cho...
- Question 8: A client is unable to unlock their smartphone. When they try...
- Question 9: Which RAID type offers double parity?...
- Question 10: Which connector is used to uplink a new ISP cable modem to i...
- Question 11: A technician needs to prepare a conference room for a meetin...
- Question 12: While using a laptop and Bluetooth headset for conference ca...
- Question 13: A user experiences intermittent Wi-Fi performance issues onl...
- Question 14: Which of the following is used to install a network device w...
- Question 15: Which of the following cloud models allows customers to conn...
- Question 16: Which internet connection type will most likely experience i...
- Question 17: A customer reports their tablet was recently dropped on the ...
- Question 18: Which of the following is designed to be used in commercial ...
- Question 19: Which of the following technologies best allows a phone to c...
- Question 20: Laura, a customer, has instructed you to configure her home ...
- Question 21: A technician receives a S.M.A.R.T. error on a PC. When the t...
- Question 22: A technician is setting up a locally hosted environment for ...
- Question 23: Which of the following cloud models would multiple organizat...
- Question 24: A consultant is assessing the wireless configurations for a ...
- Question 25: A group of friends is gathering in a room to play video game...
- Question 26: A help desk technician needs to work on a high-volume printe...
- Question 27: A company uses vital legacy software that does not run in th...
- Question 28: A technician is troubleshooting a PoE phone that will not tu...
- Question 29: A support technician receives a call stating that a user has...
- Question 30: Which of the following tools would a technician use to conne...
- Question 31: A network printer does not release a user's final print job ...
- Question 32: A company policy change requires all computers to be encrypt...
- Question 33: Which of the following allows an organization to provide rem...
- Question 34: Which of the following allows a physical server to host mult...
- Question 35: A technician receives a notification after a network outage ...
- Question 36: A technician recently updated the firmware on a dual-BIOS mo...
- Question 37: An IT specialist is setting up a new, custom computer. The s...
- Question 38: An administrator selects a new platform that provides the fo...
- Question 39: A user reports poor performance on the application server. I...
- Question 40: Which of the following should a technician create to assign ...
- Question 41: Marketing department users report network performance degrad...
- Question 42: Which of the following would prevent a virtual machine from ...
- Question 43: Which of the following types of connectors does an IDE hard ...
- Question 44: A technician purchases a device that connects directly to th...
- Question 45: When installing a network printer, a technician needs to ens...
- Question 46: A technician needs to ensure all data communications on all ...
- Question 47: A company needs to keep a record of tasks performed by an ap...
- Question 48: A thief stole a company phone and successfully extracted con...
- Question 49: An end user reports that their laptop shuts down when they u...
- Question 50: A technician is troubleshooting a desktop PC that is plugged...
- Question 51: A customer built a computer for gaming, sourcing individual ...
- Question 52: Which of the following types of RAM is most likely used in d...
- Question 53: A technician needs to troubleshoot a user's smartphone that ...
- Question 54: An office manager must scan a 300-page contract quickly. The...
- Question 55: A user reports that their desktop PC does not turn on. Which...
- Question 56: Which of the following is used primarily for archiving data?...
- Question 57: A technician needs to replace a laptop's display assembly. W...
- Question 58: A multifunction printer in a small office recently had issue...
- Question 59: A user with a home office wants to add additional devices to...
- Question 60: A major retailer is moving its online shopping website to th...
- Question 61: A technician has just installed a new SSD into a computer, b...
- Question 62: A developer wants to protect critical data from hard drive f...
- Question 63: A technician needs to figure out why a laser printer is inte...
- Question 64: A company is testing the latest model of a laptop. After tur...
- Question 65: A company wants to have fast read speeds for its locally sto...
- Question 66: A user routinely connects and disconnects multiple devices f...
- Question 67: Which of the following best characterizes the use of a virtu...
- Question 68: An end user's domain password expires while they are working...
- Question 69: A user reports cursor issues on a company laptop. Technician...
- Question 70: A technician is building a high-powered workstation. When th...
- Question 71: A technician receives a tablet that looks like it has a bulg...
- Question 72: Which of the following internet connection types is the best...
- Question 73: A computer training institute needs to implement multiple VL...
- Question 74: An SAS RAID array has severely degraded and gone offline A s...
- Question 75: Which of the following types of RAM would most likely be use...
- Question 76: Which of the following can be used to logically segment netw...
- Question 77: Which of the following cable types can be used to transfer d...
- Question 78: Which of the following devices has ACL capabilities?...
- Question 79: Which of the following networking devices is used to create ...
- Question 80: A user reported performance issues on a computer after a rec...
- Question 81: Which of the following DNS records displays the destination ...
- Question 82: A user's phone does not respond to touch. A technician inspe...
- Question 83: The power supply for a user's gaming computer fails. The use...
- Question 84: A customer reports that the output from their thermal receip...
- Question 85: Which of the following can carry data and electricity to net...
- Question 86: A computer displays an error message indicating there is ins...
- Question 87: A user reports intermittent latency when accessing an intern...
- Question 88: Which of the following technologies is most used in portable...
- Question 89: A user reports that they cannot get their laptop to work wit...
- Question 90: A technician is troubleshooting internet connectivity issues...
- Question 91: A new directive mandates the use of a security component to ...
- Question 92: A shared printer experiences an outage when users submit num...
- Question 93: Which of the following is the ability to automatically incre...
- Question 94: An engineer must implement a solution to facilitate and main...
- Question 95: Which of the following is a Bluetooth network an example of?...
- Question 96: Which of the following is related to the creation of a secur...
- Question 97: Users in a 200-person call center report that phone calls ex...
- Question 98: Which of the following resolutions is commonly known as Ultr...
- Question 99: After a technician installs a new motherboard, the computer ...
- Question 100: A salesperson is unable to use a personal device to access e...
- Question 101: A technician is setting up a new SOHO wireless router. Accor...
- Question 102: A drive for a RAID 1 array fails. Users are concerned that i...
- Question 103: An employee who travels worldwide wants a workstation to per...
- Question 104: Which of the following is an advantage of using the 2.4 GHz ...
- Question 105: A management team is concerned about enterprise devices that...
- Question 106: A user can connect their laptop to the internet in the main ...
- Question 107: A computer is experiencing random shutdowns. A technician no...
- Question 108: A recently installed printer is incorrectly aligning printed...
- Question 109: A technician is troubleshooting stylus issues on identical, ...
- Question 110: Which of the following characteristics differentiates DDR4 R...
- Question 111: A user is having issues when charging a device with a Lightn...
- Question 112: A technician checks a RAID 5 array and sees a S.M.A.R.T. ale...
- Question 113: A technician is troubleshooting a workstation that repeatedl...
- Question 114: Which of the following networking devices will most likely n...
- Question 115: A user would like to connect a laptop to a monitor, keyboard...
- Question 116: A company deploys server machines in a public cloud. Which o...
- Question 117: A technician installs an upgraded wireless access point. The...
- Question 118: A company migrates a local application to an internal cloud ...
- Question 119: A user receives an error when installing a new email app on ...
- Question 120: A customer reports that a text-only document prints with unr...
- Question 121: A software developer wants to test a new application in an e...
- Question 122: A human resources manager printed a sensitive termination do...
- Question 123: Which of the following is an advantage of using VDI?...
- Question 124: Which of the following tools is best to track where an Ether...
- Question 125: Which of the following RAID configurations can lose two driv...
- Question 126: A technician replaces a laptop's failed motherboard. During ...
- Question 127: Which storage device is best suited for a high-performance g...
- Question 128: A developer wants to ensure their critical data is protected...
- Question 129: A company is installing a new shared printer for all employe...
- Question 130: Which cloud characteristic allows local folders to contain u...
- Question 131: A customer reports a problem connecting to network resources...
- Question 132: A technician needs to select PC components with a minimal nu...
- Question 133: A customer recently experienced a power outage at a SOHO. Th...
- Question 134: A user wants to print files from an overseas office using a ...
- Question 135: A technician is building a home desktop computer. The techni...
- Question 136: Which of the following systems most likely contains ECC memo...
- Question 137: Which of the following best represents the purpose of NFC?...
- Question 138: Which of the following allows for a beam of light to transmi...
- Question 139: After a user builds their first PC, the user needs to instal...
- Question 140: Which of the following display characteristics would be most...
- Question 141: Which of the following should a company use to implement aut...
- Question 142: A user attempts to print diagrams on 11×17 inch (28×43 cm) p...
- Question 143: Which of the following provides electricity to devices throu...
- Question 144: Which of the following is an advantage of using a hybrid clo...
- Question 145: The display in a conference room has a ghost image that does...
- Question 146: A customer reports slow network speeds. Which of the followi...
- Question 147: A user reports that the printouts from a laser printer have ...
- Question 148: A local bank is designing its new infrastructure blueprint. ...
- Question 149: A technician connects a network printer to a SOHO router. Th...
- Question 150: Which of the following types of RAM is typically used in ser...
- Question 151: A customer is able to print most documents with their USB in...
- Question 152: A technician is experimenting with network configurations an...
