Brain Dump Comptia A+ 1001

A user reports that a laptop is not connecting to the corporate wireless network. A technician confirms a with a smartphone that the corporate wireless network is available and can be accessed. the technician observes that the Ethernet connection to the corporate network is working. The technician disconnects the Ethernet cable. Which of the following should the technician do NEXT to troubleshoot this problem? A. Confirm that the laptop wireless card is turned on. B. Confirm that the laptop is in range for the access point. C. Confirm that the correct wireless network is selected. D. Confirm the user's network login ID and password.

Several company users are frequently forgetting passwords for their mobile devices and applications. Which of the following should the systems administrator do to reduce the number of help desk tickets submitted? A. Implement single sign-on. B. Enable multifactor authentication. C. Configure biometric authentication. D. Remove complex password requirements.

Which of the following cloud computing concepts allows scalable services to be provided to the client? A. On-demand B. Metered C. Rapid elasticity D. Resource pooling

During an inspection, it was found that data racks were not properly grounded. To pass the inspection and address a growing concern to protect data cabling and equipment, a technician must make sure all racks are properly grounded. Which of the following tools should the technician use to verify this has been completed? A. Multimeter B. Cable tester C. Tone generator D. Voltmeter

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? A. Replace the hard drive. B. Replace the video card. C. Do a System Restore. D. Perform a full data backup. E. Scan the system for viruses.

Which of the following devices can be used to connect multiple devices within broadcasting to every network port? A. Unmanaged switch B. Hub C. Firewall D. Cable modern

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? A. Use the magnifier. B. Increase the resolution. C. Use haptic feedback. D. Utilize text-to-speech.

A technician is setting up a VM for use in testing software deployments. The VM is offline, but the hypervisor is not. Which of the following settings should the technician change to resolve this issue? A. Virtual security B. Virtual storage C. Virtual CPU D. Virtual switch E. Virtual RAM

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? A. Check the connectivity of the VGA cable. B. Check the connectivity of the power cable. C. Change the aspect ratio on the laptop. D. Change the settings of the projector

A technician upgraded the memory on a server from two 8GB sticks to eight 32GB. The server memory is now at full capacity per the user guide. When the technician powers on the system, only 128 GB of memory is recognized by the OS and the BIOS. The technician decides to upgrade to the latest version of the firmware on the system, which does not help. Next, the technician installs the memory in sets of 64GB at a time. Each individual set of 64GB is fully recognized by the server. Which of the following will not allow the server to recognize all of the memory installed at the same time? A. The power supply is not supplying enough power for the memory. B. The memory has too many ECC errors and is shutting down C. The server is overheating when all of the memory is installed. D. The server needs DDR4 memory, and DDR3 is installed.

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? A. RAID 0 B. RAID 2 C. RAID 6 D. RAID 10

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? A. ink jet B. Laser C. 3-D D. Thermal

Which of the following features will save the battery life of a laptop significantly if they are disabled? (Choose two.) A. Touchpad B. Volume C. Screen orientation D. Cellular E. Bluetooth F. Fingerprint reader

Which of the following technologies can be used for wireless payments? A. NFC B. Bluetooth C. IR D. LTE

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? A. A dual-processor motherboard with six hyper threaded cores each. B. A single-processor motherboard with hyper threaded eight cores. C. A dual-processor motherboard with eight overclocked cores each. D. A single-processor motherboard with ten overclocked cores.

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? A. Create a share on the manager's computer and give the users rights to the share. B. Install the printer on the users' desktops and point it to the IP address of the manager's computer. C. Purchase a wireless printer so the users can access the printer via network. D. Provide flash drives to the users so they can transfer data to the manager's computer for printing.

The touch-screen feature on a Windows device has stopped working. Which of the following should the technician check FIRST? A. Device Manager B. Performance Monitor C. System configuration D. Digitizer settings

Which of the following is the MOST likely cause for a network PC to have an APIPA address? A. DHCP failure B. DNS resolution C. Duplicate IP address D. Cleared ARP cache

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.) A. Increase the memory to 8GB. B. Install a Linux guest VM. C. Add another 500GB hard drive. D. Create a Linux LiveBoot CD. E. Repartition the hard drive. F. Install Linux on a new ext3 partition.

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? A. DNS server B. DHCP server. C. Proxy server D. RADIUS server

Which of the following devices is used to implement network security policies for an environment? A. Firewall B. managed switch C. Repeater D. Gateway

Which of the following peripheral types is MOST likely to be used to input actions into a PC? A. Webcam B. Mouse C. Monitor D. Optical drive

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.) A. The hardware replacement used is a non-touch-screen. B. The touch screen must be calibrated after a replacement. C. The digitizer cable is not seated properly on the motherboard. D. The new touch-screen drivers must be installed. E. The replacement part is dead-on-arrival. F. The LCD panel firmware must be updated. G. The grounding screws are not securely attached.

In a virtual environment, which of the following allows all the VMs to have RAM allocated for use? A. Resource pooling B. Measured service C. Virtual application streaming D. Synchronization

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? A. Purchase a number of low-cost devices, installing the required Oss and applications on each one. Use separate machines for each testing environment. B. Purchase a high-end system meeting the hardware requirements for all of the individual Oss and applications. Configure a VM for each testing environment. C. Purchase one computer and create images for each computer configuration and OS. Re-image the machine for each testing environment. D. Purchase a number of computers, installing a VM on each one. Configure each VM with an OS for the testing environment.

A user is experiencing email problems and explains to a technician that all emails with graphics or images do not display the graphics. Which of the following configurations would correct this behavior? A. Change the email settings in antivirus. B. Change the security settings of the email client. C. Change the firewall security settings. D. Change the email proxy settings. E. Change the trusted sites in the browser settings.

Which of the following resources in the MOST critical when using cloud file-storage synchronization applications? A. Disk speed B. I/O bandwidth C. RAM utilization D. CPU utilization

Whenever a user's machine is turned on, a black screen appears prompting the user for an administrative password. The technician has no such password on file for this machine. Which of the following steps should the technician take to resolve this issue? A. Press and hold the CPU power button for five seconds, and then power back on. B. Disconnect and reconnect the internal hard drive. C. Remove the CMOS battery and reinsert it after ten seconds. D. Remove the motherboard and place it back into the machine after ten minutes.

A server administrator set up a VM to be used in a lab setting. A technician is setting up thin- client computers to access this VM. Which of the following tasks are required to complete the project? (Choose three.) A. Connect the device to a printer. B. Install the operating system. C. Install a USB keyboard and mouse. D. Connect the device to the network. E. Install the latest system updates. F. Install the latest device drivers. G. Connect the device to a monitor. H. Install the necessary applications.

A user is giving a presentation for the third time in a single day to off-site customers. Each time the VGA output was used successfully. While preparing for another meeting, the laptop is connected to a projector and the laptop displays an incompatible VGA mode error. Which of the following could be the cause? A. The laptop is forcing a resolution that is too high B. The laptop is forcing a resolution that is too low C. The projector does not support extended display mode D. The graphic card in the laptop does not support VGA

A technician receives multiple calls from users stating that documents submitted to a shared printer are not printing. The technician can ping the device to confirm it is powered on and connected to the network. The technician successfully prints a test page from the device control panel. Which of the following should the technician perform NEXT? A. Reinstall the print drivers B. Restart the print spooler C. Reconfigure TCP/IP settings D. Remove and reinstall the printer

Which of the following encryption types is used with WPA2? A. TKIP B. SSH C. AES D. SSL

A user's laptop will not power on because of a system board failure. The user has important documents stored on the laptop. Which of the following should the technician perform so the user can access the documents? A. Boot from a USD drive and copy all the files. B. Replace the desktop drive with the removed laptop drive. C. Run file recovery on the laptop to restore the files. D. Place the hard drive in an external enclosure.

During an inspection, it was found that data racks were not properly grounded. To pass the inspection and address a growing concern to project data cabling and equipment, a technician must make sure all racks are properly grounded. Which of the following tools should the technician use to verify this has been completed? A. Multimeter B. Cable tester C. Tone generator D. Voltmeter

An employee's mobile device no longer charges, and the employee believes the battery is bad. A technician tests the mobile device and finds it will charge on a wireless charging pad but not when it is connected to a charging cable. Other devices charge without issue when the cable is used. Which of the following should the technician perform BEST to resolve this issue? A. Clean out the charging port on the device B. Replace the mobile device's battery C. Issue a new charging cable to the employee D. Send the device for service and give the employee a loaner

An IT vendor gives a technician the following address on a support call: 192.168.15.2/32. Which of the following BEST describes the address provided by the vendor? A. IPv4 address in subnet mask format B. IPv4 address in CIDR format C. IPv6 address in CIDR format D. IPv6 address in subnet mask format

A technician is installing a new wireless router in a customer's home. Which of the following settings should the technician enable to BEST increase network security? A. Encryption B. IP Addressing C. MAC filtering D. Hidden SSID E. Port forwarding

A custom-built gaming PC is dropping frames while playing a graphic-intensive video game, making it unplayable. Which of the following should be reviewed as potential bottlenecks? (Choose four.) A. Amount of available RAM B. Number of available IP addresses C. Amount of free hard drive space D. Number of hard drives E. Video card F. Monitor refresh rate G. Number of connected peripherals H. Central processing unit

Replacement of which of the following components on a laptop will typically require reinstallation of the OS? A. Optical drive B. RAM modules C. Hard disk D. CMOS battery

A technician is servicing a laptop that cannot keep an IP address. When the laptop receives an IP address, it releases it and cycles through repeatedly. The technician has replaced the cable, plugged into a known good network jack, and successfully connected a different laptop. Which of the following tools should the technician use NEXT? A. Tone generator B. Multimeter C. Cable tester D. Loopback plug

A user calls the help desk regarding a problem connecting a laptop to the Internet. When the laptop was plugged into the docking station, there was no connection. The technician determines the external mouse is not working. Which of the following should the technician perform FIRST to troubleshoot the issue? A. Ensure power connections are properly seated. B. Ask the user to run virus and malware scans. C. Reseat the network connections and retry. D. Advice the user to purchase a new docking station.

A technician is upgrading the graphics card on an SFF PC. Which of the following is MOST important when considering the type of card to be installed? A. The card's driver compatibility B. The GDDR of the card C. The size of the card D. The cooling solution on the card

A technician receives the following message at bootup: OS not found. The technician notices a flash drive inserted. Which of the following actions should the technician take FIRST? A. Reinstall the OS. B. Remove the USB device. C. Reformat the hard disk. D. Modify the boot.ini file.

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? A. The user is still logged into another device. B. The user has set a static IP address. C. The user has moved to a different office. D. The user has wireless and wired connections.

A technician is configuring a new web server and must have over 10TB 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? A. RAID 0 with 15000 RPM 15TB drives B. RAID 1 with 10000 RPM 8TB drives C. RAID 5 with 7200 RPM 5TB drives D. RAID 10 with 5400 RPM 6TB drives

A laptop user wants to connect three screens to a computer. The computer only has VGA and HDMI outputs. Which of the following would enable the user to accomplish this? (Select two.) A. USB-to-RJ-45 adapter B. DisplayPort-to-HDMI adapter C. Docking station D. NFC E. Bluetooth F. USB-to-DVI adapter

A customer has connected a laptop to a projector using a VGA cable. The projector is not displaying the image from the laptop. Which of the following combinations of keys will MOST likely help the customer get the laptop to projector? A. Fn + Del B. Fn + F key C. Alt + Tab D. Alt + F key

A laptop user reports that turning on airplane mode disconnects the external mouse. Which of the following disabled signals caused the disconnection? A. Cellular B. GPS C. Wireless D. Bluetooth

Which of the following types of devices MOST likely uses electronic ink technology? A. Smartphone B. Phablet C. E-reader D. Tablet

A user has been terminated but is allowed to create a backup of personal files. The user has 5.2GB of data to save, and the company has agreed to give the user a disk to store information. Which of the following should be issued to the user to hold all of the information with the MAXIMUM amount of utilized space? A. DVD-RW B. BD-R DL C. DVD-R DL D. BD-R

Which of the following connector types would MOST likely be used to connect multiple monitors to a laptop? (Choose two.) A. HDMI B. DVI-D C. DisplayPort D. Coaxial E. BNC F. Component

A technician is trying to share an Internet connection from a mobile phone to a Windows 8 laptop. Which of the following wireless connections should the technician use to share the connection? A. NFC B. Bluetooth C. IR D. USB

A technician is troubleshooting what appears to be a RAM issue on a PC. Which of the following symptoms would indicate if this is a RAM issue? A. POST code beeps B. Distended capacitors C. Continuous reboots D. Wrong BIOS time

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.) A. Remove the case and organize the parts. B. Document the screw locations. C. Search the Internet for repair tutorials. D. Consult colleagues for advice. E. Place the device in rice for a few days.

Which of the following peripherals would a company use to take inventory quickly and update price tags for products? (Choose two.) A. Barcode scanner B. Label printer C. Magnetic reader D. KVM switch E. NFC device F. Flatted scanner

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? A. Collate B. Orientation C. Duplex D. Transparency

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.) A. Documents findings, actions, and outcomes. B. Reboot the device to verify the fix. C. Reconnect the device to the network. D. Verify the settings in IPConfig. E. Research the problem based on symptoms. F. Run a virus scan.

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? A. ipconfig /all B. ipconfig /flushdns C. ipconfig /release D. ipconfig /setclassid

A technician is determining the specifications for a desktop computer that will be used at trade shows all over the world. The computer will have the maximum amount of RAM. The CPU, GPU, and storage will be typical of a business workstation. Which of the following system parameters is the MOST important for the technician to consider when choosing a power supply? A. input voltage B. Efficiency rating C. 12V rail amperage D. Number of SATA connectors

A user's PC is displaying an OS NOT FOUND error message when starting up. The technician boots the computer to a recovery disk and performs a CHKDSK. The CHKDSK reports several unfixable errors. Which of the following should the technician perform NEXT to repair the computer? A. Replace the system drive B. Reinstall the OS C. Reformat the system drive D. Repair the OS

A user reports that documents from a laser printer have vertical lines covering the length of the page where nothing is printed. The user replaces the toner cartridge, but the problem persists. Which of the following is MOST likely to cause? A. Outdated print driver B. Overheated fuser C. Defective toner cartridge D. Dirty corona wire

A user wants to buy a smartphone that will allow for shopping with contactless payments. Which of the following connection types should the smartphone have? A. NFC B. WiFi C. IR D. Bluetooth

A client asks a technician to upgrade the Intel i5 processor in a laptop. The client wants to improve performance without replacing other core components. Which of the following steps are MOST appropriate when completing the upgrade? (Choose two.) A. Replace the thermal compound on the heat sink. B. Use a socket AM2 CPU for the upgrade. C. Update the HAL on the OS. D. Use a socket 1155 CPU for the upgrade. E. Use a socket FM1 CPU for the upgrade. F. Download and install the drivers for the new CPU before the upgrade.

A technician is setting up a new wireless network at a branch office that previously had only wired connectivity with statically assigned IP addresses. After setting up the network, the technician configures a server to provide IP addresses to wireless clients. During testing, the technician is unable to access the Internet or named network resources. The technician receives a valid IP address from the DHCP server and can ping the default gateway. Which of the following should be technician check NEXT to resolve this issue? A. Ensure the options are configured to provide a DNS server. B. Verify the Windows Firewall is turned off. C. Configure the wireless network's SSID to be hidden. D. Enable file and printer sharing in the OS.

A user purchases a wireless printer and sets it up in an office. The user installs all necessary software for the printer on the computer and connects the printer to the guest wireless network. However, when the user attempts to print to the printer, nothing happens. Which of the following will resolve the issue? A. Set up the user's computer to act as a print server. B. Configure the printer to use the Internet printing protocol. C. Ensure the user's computer is set to DHCP. D. Connect the printer to the company wireless network.

A user is having a problem with printing a specific document type. The network printer OCP shows that the printer is online with no errors. Other users are not having the same issue. The user sends the document to another printer and the document prints. Which of the following should a technician do FIRST in troubleshooting the problem? A. Stop and restart the PC print spooler service. B. Verify the user is sending the document to the correct printer queue. C. Have each user send the same document to the correct printer queue. D. Stop and restart the print server queues, and then have the user resend the document.

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? A. SoDIMM B. DDR4 C. Single channel D. ECC

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? A. 3TB HDD B. 50GB NAS C. 500TB SAN D. 512GB SSD

The feature that allows users to store files in cloud-based when necessary, but can removed when space is freed up, is known as: A. on-demand B. resource pool C. synchronization application D. shared resources

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? A. Touch-screen kiosk B. Thick client C. CAD workstation D. Virtualized host computer

Which of the following does IPv6 use to autoconfigure nodes? A. APIPA B. Neighbor discovery C. CIDR D. Address resolution protocol

A technician has received a call about an issue with a monitor. The technician notices certain spots on the display never change color. Additionally, there is a faint image present when the display is powered on, which fades after several minutes. Which of the following symptoms is this display experiencing? (Select two.) A. Color patterns incorrect B. Dead pixels C. Artifacts D. Distorted image E. Distorted geometry F. Burn-in

A user is having trouble moving and opening icons with a finger on a tablet. A technician has checked the preferences and configured the speed and sensitivity, however, the problem remains. Which of the following actions should the technician advise the user to take? A. Connect a wireless mouse B. Replace the digitizer C. Restart the tablet D. Clean the screen