A+ Core 1 (220-1001) Practice Exam Flashcards
Which of the following components can be considered the “brains” of a computer?
Image A. RAM
Image B. Hard drive
Image C. CPU
Image D. Motherboard
C
You are attempting to load an operating system from a USB flash drive at computer startup. Which of the following settings should you modify in the BIOS?
Image A. Enable a BIOS password
Image B. Boot sequence
Image C. Enable TPM
Image D. Disable TPM
B
Which of the following is the most common type of networking connector?
Image A. RJ11
Image B. F-connector
Image C. BNC
Image D. RJ45
D
Which of the following is the module format used by a laptop’s DDR4 SODIMMs?
Image A. 200-pin
Image B. 204-pin
Image C. 240-pin
Image D. 260-pin
D
Which of the following should be reset during normal printer maintenance?
Image A. Page count
Image B. Job queue
Image C. Print job cache
Image D. Tray settings
A
You are a technician for an accounting company. You have submitted a request for a new wireless access point. You receive and set up the new device and power it on, but the company router doesn’t appear to recognize it. Which of the following statements best describes how to fix the problem? (Select the best answer.)
Image A. You should perform an apt-get update.
Image B. You should run Windows Update.
Image C. You should perform an RPM update.
Image D. You should install the firmware update.
D
A laptop’s battery fails to charge. Which of the following should be checked first?
Image A. DC-in jack
Image B. AC-in jack
Image C. CMOS battery
Image D. AC circuit breaker
A
One of your co-workers has opened a trouble ticket concerning paper jams on a laser printer. The paper jams have become more frequent of late. You decide to attempt to re-create the problem and then check the printer log for more information. Which of the following are the most likely solutions to the problem? (Select the two best answers.)
Image A. Clean and inspect the entire paper path.
Image B. Clean the fuser roller and verify fuser operation.
Image C. Clean and replace the paper out sensor.
Image D. Use a printer maintenance kit to replace parts.
Image E. Replace the paper exit assembly switch.
Image F. Clean and inspect the print drum.
A,D
A user boots a computer and a message is displayed that reads “Alert! Cover previously removed.” Which of the following was configured in the UEFI/BIOS to cause this alert?
Image A. Date and time settings
Image B. Boot sequence
Image C. Intrusion detection
Image D. Virtualization support
C
The power supply fan and case fans spin, but there is no power to other devices. Which of the following is the most likely cause of this?
Image A. Failed hard drive
Image B. Improper connectivity
Image C. Drive not recognized
Image D. Failed RAM
B
One of the desktop computers at a customer site is randomly rebooting several times per day. You have checked for overheating issues, but everything seems okay with the case fans, CPU fan, and power supply. What should you check for next?
Image A. The integrated network adapter has the latest drivers.
Image B. The hard drive is defragmented.
Image C. The motherboard for signs of swollen capacitors.
Image D. The RAM to confirm it is of the right type.
11
Which of the following should be used when building a high-end graphics workstation for CAD applications? (Select the two best answers.)
Image A. An IDE drive
Image B. More than four accessible USB 3.0 ports
Image C. Main memory of 16 GB or more
Image D. A 32-bit OS for the large amount of expected drive I/O
Image E. A PCIe video card with a large amount of memory
C,E
Which of the following is an example of a MAC address?
Image A. 10.1.1.255
Image B. 4410:FF11:AAB3::0012
Image C. https://dprocomputer.com
Image D. 00-1C-C0-A1-55-21
D
You are installing an IP-based camera system that connects directly to the network. To access the system remotely, which capability most likely requires configuration?
Image A. QoS
Image B. Port forwarding
Image C. Static IPs
Image D. VPN passthrough
B
Which of the following best describes the most likely reason for connecting a tone generator to an RJ45 cable drop?
Image A. To confirm continuity of the conductors
Image B. To locate the position of the cable on a patch panel
Image C. To test the transmission quality of the connection
Image D. To validate proper wiring of the network jack
B
When placing a mobile device into airplane mode, which of the following features are typically disabled? (Select the two best answers.)
Image A. Wireless
Image B. Cellular data
Image C. Multitouch capability
Image D. Data encryption
Image E. Camera
A,B
One of your co-workers has asked for a cable for an Apple mobile device that can charge it and transfer data to and from it. Which of the following connection types would meet the customer’s requirements?
Image A. Lightning
Image B. Micro-USB
Image C. Molex
Image D. Mini-USB
A
ou have been tasked with resolving a shadowy image that is being printed from a network printer. What should you do?
Image A. Replace the drum.
Image B. Replace the fuser.
Image C. Run a calibration.
Image D. Replace the network cable.
A
A desktop computer (named workstation22) can’t connect to the network. A network card was purchased without documentation or driver discs. Which of the following is the best way to install the network card driver?
Image A. Purchase the disc online and install.
Image B. Run Windows Update to install the drivers.
Image C. From the desktop computer (workstation22), download and install the drivers.
Image D. Copy the driver to a flash drive and install.
D
You are working in a command line and see the following results:
dprocomputer.com = 216.97.236.245
Which of the following server types has most likely helped supply this information to you?
Image A. DHCP server
Image B. DNS server
Image C. Authentication server
Image D. Syslog server
Image E. Print server
B
Which of the following computer components connect directly to the CPU or northbridge?
Image A. Video card
Image B. Hard drive
Image C. Audio
Image D. Fan
Image E. RAM
A,E
A customer of yours is opening an Internet café and wants to offer computers for the patrons to access the Internet. Which type of computer system should you recommend?
Image A. Thin client
Image B. Standard thick client
Image C. Audio/video workstation
Image D. Gaming PC
Image E. HTPC
A
You are part of a team that has decided to make use of a cloud provider for some of your organization’s technology needs. Your top priority is to offload some of your networking, storage, and VM hosting to the cloud. Which of the following services best suits your needs?
Image A. SaaS
Image B. IaaS
Image C. PaaS
Image D. DBaaS
B
our guest virtual machines get direct access to the hosting computer’s network connection. What is another name for this?
Image A. NAT
Image B. Private virtual network
Image C. Host-only networking
Image D. Bridged networking
D
Your office printer was working earlier in the day but is no longer printing any documents. Preexisting workstations are manually configured to print to the printer directly over the network. You begin troubleshooting the problem and determine that the printer is still visible when browsing the network directory. You also verify, at the physical printer, that the printer can print test pages successfully. Which of the following is the most likely cause of the problem?
Image A. The print spooler was restarted.
Image B. Two users sent print jobs at the same time, which caused a collision.
Image C. The printer’s IP address has changed.
Image D. The message “perform printer maintenance” is displayed on the printer’s display panel.
C
Which of the following is an advantage of UDP over TCP?
Image A. It uses flow control.
Image B. It transfers packets faster.
Image C. It uses connection handshakes.
Image D. It is connection based.
B
John is a PC technician for an organization that has a computer network with 12 computers. Each contains vital information, so each uses static IP addresses (on the 192.168.50.0 network). John just finished troubleshooting a Windows computer that could not access the network. He ascertained (correctly) that the computer needed a new network card. He purchased a plug-and-play card and physically installed the card. He then turned on the computer, noting that the network card’s LED link was lit and that there was activity. He then rebooted the computer to Windows and then documented the whole process. Later, his boss tells him that the user is complaining that she cannot access the Internet. Which step of the A+ troubleshooting methodology did John forget to perform?
Image A. Identify the problem.
Image B. Establish a theory of probable cause.
Image C. Test the theory to determine cause.
Image D. Establish a plan of action to resolve the problem.
Image E. Verify full system functionality.
Image F. Document findings, actions and outcomes.
E
On your server, two drives of a RAID 5 array have failed. What should you do?
Image A. Replace one of the drives and run RAID repair.
Image B. Replace the failed drives and format the RAID array using the quick option.
Image C. Replace one of the failed drives and repair the RAID array using system utilities.
Image D. Replace the failed drives and restore the data from tape backup to the repaired RAID array.
D
A user working at a PC is experiencing screen flicker. Of the following, what should you reconfigure? (Select the best answer.)
Image A. CCFL
Image B. Refresh rate
Image C. Resolution
Image D. Switch from HDMI to DVI
B
Which of the following types of printers requires a maintenance kit that contains a fuser, transfer roller, and pickup rollers?
Image A. Thermal
Image B. Laser
Image C. Inkjet
Image D. Impact
B
You are tasked with fixing a laptop that is not booting. You have analyzed the system and can’t see any system lights or display, and you can’t hear any sounds when the Power button is pressed. Which of the following should be attempted first when troubleshooting the problem?
Image A. Boot the system from a boot CD.
Image B. Disconnect the AC and the battery and press and hold the Power button for several seconds.
Image C. Remove hard drives and optical drives, RAM, and USB devices from the laptop.
Image D. Connect an external monitor to the laptop to determine if the LCD has failed.
B
You are planning to build a computer that will be used at trade shows on several different continents. Part of your planning includes specifications such as maximum RAM and a typical video card, CPU, and storage drive. Which of the following specifications is the most important for you to consider when you select a power supply unit?
Image A. Efficiency
Image B. 12 V rail amperage
Image C. Input voltage
Image D. Number of SATA connectors
C
Which of the following devices should a technician calibrate as part of an installation?
Image A. Touchscreen
Image B. Mouse
Image C. Keyboard
Image D. Video card
A
A monitor’s on-screen display (OSD) indicates that the proper video source has been selected, yet no image is displayed. Which of the following are the most likely causes? (Select the two best answers.)
Image A. The monitor’s brightness setting is too low.
Image B. The monitor’s backlight has failed.
Image C. There is no device sending video.
Image D. The source cable has been disconnected.
Image E. The monitor’s contrast setting is too high.
C, D
A computer you are working on randomly reboots. Which of the following should be checked first when troubleshooting the computer? (Select the two best answers.)
Image A. Memory integrity
Image B. Video card integrity
Image C. CMOS battery
Image D. PSU integrity
Image E. Optical drive integrity
A, D
One of your customers has signed up for a mobile pay service to be used on a first-generation smartphone. However, the smartphone does not work at any location that supports mobile pay service. Which of the following is missing from the customer’s smartphone?
Image A. IMSI
Image B. NFC
Image C. RFID
Image D. Bluetooth
B
You are setting up a network for a small office with 30 computers and one server. The server will be used as a file sharing device, a print server, and will act as the domain controller. What kind of addresses should you assign to the server? (Select the two best answers.)
Image A. DHCP
Image B. MAC
Image C. Static IP
Image D. Dynamic IP
Image E. Subnet mask
Image F. FTP
C, E
Which protocol is relied upon most by Active Directory? (Select the best answer.)
Image A. SMB
Image B. HTTP
Image C. LDAP
Image D. WINS
C
You are building a new PC and you notice that the motherboard has eight DIMM sockets that are labeled 0 through 7. Four of them are gray, and the other four are a darker shade of gray. Which of the following should be performed first?
Image A. Install the memory into the gray slots.
Image B. Install the memory into the dark-gray slots.
Image C. Install the memory into slots 0 through 3.
Image D. Fill all the slots with memory.
Image E. Consult the motherboard documentation.
E
Which of the following printer technologies uses piezoelectric pressure pads to produce small bubbles that are moved to the paper?
Image A. Laser
Image B. Inkjet
Image C. Thermal
Image D. Impact
B
You need to describe RAID to a nontechnical customer. Which of the following represents the best way describe RAID?
Image A. RAID stands for Redundant Array of Independent Disks.
Image B. RAID utilizes multiple disks to increase performance and/or enable protection from data loss.
Image C. RAID is a dynamic disk management system.
Image D. RAID uses striping to reduce the amount of hard drive write time and utilizes parity bits to reconstruct the data from a failed hard drive.
B
You just completed a CPU installation. However, when you turn on the computer, the POST sounds a series of beeps and the system won’t boot. What is the most likely cause?
Image A. The mouse is not plugged in.
Image B. The operating system is corrupted.
Image C. The CPU is not properly seated.
Image D. The fan is running too fast.
C
Which of the following devices should be configured to block specific ports on the network?
Image A. Firewall
Image B. Gateway
Image C. Router
Image D. Bridge
Image E. Access point
A
Which connector is necessary to supply power to a graphics expansion card? (Select the best answer.)
Image A. 8-pin EATX12V
Image B. PCIe 6-pin
Image C. 24-pin ATX
Image D. SATA 15-pin
B
Which of the following monitor types provide for the widest viewing angle along with rich colors and consistent backlighting? (Select the two best answers.)
Image A. Plasma
Image B. TN
Image C. IPS
Image D. LED
Image E. CCFL
C, D
You replaced a bad internal WLAN card in a Windows laptop. You completed the installation and verified that the new WLAN card is listed in the Device Manager as enabled. What should you do next to actually use the card?
Image A. Type the security passphrase.
Image B. Update the firmware of the WLAN card.
Image C. Configure encryption on the router.
Image D. Add the SSID of the network to the connection.
D
You need to connect external peripherals to a typical PC. Which of the following connector types will allow you to do this? (Select the two best answers.)
Image A. SATA
Image B. SAS
Image C. EIDE
Image D. eSATA
Image E. USB 3.0
D, E
Look at the following list of wires. What wiring standard is being used here?
- White/orange, 2. Orange, 3. White/green, 4. Blue,
- White/blue, 6. Green, 7. White/brown, 8. Brown
Image A. RJ45
Image B. T568B
Image C. T568A
Image D. TIA
B
You need to make a patch cable to connect a computer to an RJ45 wall jack. Which of the following tools should be used to attach the RJ45 plugs to the patch cable?
Image A. Crimper
Image B. Punchdown tool
Image C. Loopback plug
Image D. Cable tester
A
There are four people who share a connection to a SOHO router that connects to the Internet. When a single user starts streaming media over the Internet, browsing slows down for the rest of the users. Which setting should be configured to alleviate the problem?
Image A. QoS
Image B. DSL
Image C. WAN
Image D. VPN
A
A user with an inkjet printer states that all color printouts are missing red ink. The printer has cartridges for each of the CMYK colors and the user has recently replaced the magenta cartridge. Which of the following steps should be performed next?
Image A. Verify that the printer cables are connected.
Image B. Perform printer head cleaning.
Image C. Purchase a maintenance kit.
Image D. Use different weighted paper.
B
A user calls you and tells you that his computer won’t boot and that there is a faint smell of something burning. Which tool should be used to identify the problem?
Image A. Loopback plug
Image B. Cable tester
Image C. PSU tester
Image D. ESD strap
C
Which of the following describes the function of a switch in a network?
Image A. Converts a packet for transmission from one network to another network
Image B. Transmits packets it receives to specific connections
Image C. Broadcasts packets it receives to all connections
Image D. Determines whether a packet belongs on an internal or an external network
B
Of the following, which components are the most important in a virtualization server? (Select the two best answers.)
Image A. Maximum memory
Image B. High-end sound card
Image C. High-end video card
Image D. Dual-rail 1000w PSU
Image E. Quad-core CPU
A, E
Which of the following cables is prone to EMI?
Image A. Fiber optic
Image B. STP
Image C. UTP
Image D. Multimode
C
You just installed a barcode reader. Which of the following should you do to configure the reader?
Image A. Use the Device Manager to enable the IR port.
Image B. Adjust jumper switches.
Image C. Enable the reader in the BIOS.
Image D. Scan in program codes.
D
A workgroup of five PCs uses a shared printer. A customer says she cannot print to the printer but can access shares on another PC used for common files. The printer appears to be powered on. Which of the following would be the most likely cause?
Image A. The PC is off the network.
Image B. The printer needs to be restarted.
Image C. The printer is low on toner.
Image D. Device drivers are corrupted.
A
Which of the following is a possible symptom of a damaged video display?
Image A. Disconnected punchdown
Image B. Low RF signal
Image C. Dead pixel
Image D. Computer repeatedly boots to Safe Mode
C
You just set up a printer in the company training room. The trainer wants to be able to print multiple copies of the training documentation for class. Which feature should be enabled on the printer?
Image A. Duplexing
Image B. Faxing
Image C. Collating
Image D. Scanning
Image E. Print to PDF
C
Which of the following voltages are normally supplied by a PSU’s rails? (Select the two best answers.)
Image A. 1.5 V
Image B. 3.3 V
Image C. 5 V
Image D. 9 V
B, C
You are troubleshooting a printer. Which of the following are common symptoms of printer failure or other printer issues? (Select the two best answers.)
Image A. Vertical lines on the page
Image B. Num Lock indicator lights are on
Image C. Unable to install the printer to the OS
Image D. Failure to document cable and screw locations
Image E. Failure to organize parts
A, C
Which of the following cable types would most likely experience degraded video signal quality over long distances?
Image A. VGA
Image B. HDMI
Image C. DVI
Image D. DisplayPort
A
Which of the following is the best option for storing 6153 MB of data on one disc?
Image A. DVD-9 DL
Image B. CD-R 48x
Image C. DVD-5 SL
Image D. RAID 5
A
You are tasked with fixing a client’s PC that hasn’t booted after the latest test of the building’s backup generator. As you analyze the computer, you notice that once it is powered on there is no display or beep codes. After 15 seconds, the fans inside the computer start spinning faster and making more noise. The computer was working fine before the test, and you verify that no one has opened the computer. Which of the following is most likely the problem?
Image A. The RAM was damaged by ESD.
Image B. The motherboard was damaged by the power test.
Image C. The hard drive was erased due to the power test.
Image D. The power supply was damaged and is nonfunctional.
B
Which of the following memory technologies enables protection against random inconsistencies when storing data?
Image A. Quad-channel
Image B. Parity
Image C. Dual-channel
Image D. ECC
Image E. RAID 5
D
A PC’s network adapter has a link light that is lit, but the PC can’t access internal network resources. Which of the following is the most likely cause of the issue?
Image A. IP address conflict
Image B. Incorrect gateway
Image C. Packet collisions
Image D. Slow transfer speed
A
A workstation fails to boot. The POST found an error, and the computer beeps twice. This happens again and again. Which of the following is the most likely issue?
Image A. Power supply failure
Image B. Video adapter failure
Image C. Memory failure
Image D. CPU failure
C
You are attempting to install Hyper-V on a Windows computer. However, you receive an error that the software cannot be installed. Which of the following CPU characteristics should be checked?
Image A. Number of cores
Image B. Virtualization support
Image C. Hyper-Threading
Image D. Cache size
B
Which of the following best describes why you might hear a loud clicking noise coming from a faulty hard drive?
Image A. The hard drive has a bad spindle motor bearing.
Image B. The solid-state read/write head is scratching the platter surface.
Image C. The coil reversing the polarity is in an endless loop.
Image D. The noise is created by the repeated motion of the read/write head arm located parallel to the platter.
D
You are troubleshooting a laptop that has a problem with the cursor. When working on Word documents, the cursor jumps around the display. Which of the following is the most likely cause?
Image A. Improper screen calibration
Image B. Faulty software
Image C. Touchpad settings
Image D. Unsigned device drivers
C
Which of the following ports can be used for audio, video, and storage?
Image A. Thunderbolt
Image B. DisplayPort
Image C. HDMI
Image D. DVI
A
You are responding to a server issue reported to you by the accounting department. A particular mapped network drive has high latency. When you go to the server room, you identify the problem as one of the drives in a RAID array. Which of the following best describes how to fix the problem?
Image A. You should reseat the faulty drive.
Image B. You should replace the faulty drive.
Image C. You should reinstall the RAID driver.
Image D. You should replace the RAID controller.
B
Which of the following protocols is used to perform file sharing between Apple computers running macOS and PCs running Windows on a LAN?
Image A. RDP
Image B. SSH
Image C. POP3
Image D. SMB
D
You have been tasked with installing Microsoft Office on a customer’s computer. As you attempt to do so, you are told that Office cannot be installed directly to that computer. Which of the following types of computers are you working on?
Image A. Thin client
Image B. MacBook
Image C. Tablet
Image D. Thick client
A
You replace a failed hard drive with a new one. You then boot to a special preinstallation environment disc so that you can install a custom operating system build that is meant for deployment to the network. The hard drive is recognized in the UEFI/BIOS, but once you have booted to the preinstallation environment, the hard drive is not recognized, the process fails, and the drive can’t be imaged. Which of the following statements best describes the most likely problem?
Image A. The PC’s power supply cannot provide enough power for the new drive.
Image B. The boot media has failed and needs to be replaced.
Image C. The hard drive has not been partitioned correctly.
Image D. The hard drive must be configured in the UEFI/BIOS.
C
Which of the following LAN hosts would most likely provide the services needed to allow multiple clients access to cached Internet web pages?
Image A. File server
Image B. Proxy server
Image C. Web server
Image D. DNS server
B
Your organization subscribed to a cloud service and is paying monthly for a group of services. The organization is then billed incrementally when it exceeds the monthly amount. Which of the following cloud concepts does this represent?
Image A. Rapid elasticity
Image B. On-demand
Image C. Measured services
Image D. Resource pooling
C
You are tasked with building a high-end gaming PC and need to select the right power supply. Which features should you be looking for? (Select the three best answers.)
Image A. Large number of connectors
Image B. 20-pin power connector
Image C. 24-pin power connector
Image D. Mini-ITX form factor
Image E. Dual 12 V rails
Image F. 400 watts
A, C, E
You are planning a secure DMZ that will incorporate several servers, including a web server, an FTP server, and a mail server. Which inbound ports will need to be opened at the firewall so that the servers can securely communicate with users on the Internet? (Select the four best answers.)
Image A. 21
Image B. 22
Image C. 23
Image D. 53
Image E. 80
Image F. 110
Image G. 143
Image H. 443
Image I. 587
Image J. 995
Image K. 3389
B, H, I, J
ou need to run a diagnostic disc on a laptop running Windows. You modify the boot order in the UEFI/BIOS and set it to DVD first. However, the laptop still boots into Windows. What do you need to adjust to boot to the DVD?
Image A. Secure Boot
Image B. TPM
Image C. UEFI/BIOS password
Image D. Virtualization
A
