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CompTia A+ > Kaplan Set 1 > Flashcards

Kaplan Set 1 Flashcards

1
Q

A customer brings you a computer that he wants to upgrade to SATA drives. Currently, all the drives in the system are EIDE drives. What should you do first?

A

Make sure that the motherboard will support SATA drives.

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2
Q

You are a desktop administrator for Nutex Corporation. A user reports that he is unable to access network resources. You notice a break in the network cable. You need to create a new network cable to connect the computer to the RJ-45 jack in the wall. What should you use to connect the end of the cable to an RJ-45 connector?

A

Wire crimper

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3
Q

You need to obtain the IP address for your local Windows computer. What tool should you use?

A

ipconfig

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4
Q

You want to set up a wireless network with data throughput of 54 Mbps. What two wireless specifications will provide a data throughput of 54 Mbps?

A
  1. 802.11a

2. 802.11g

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5
Q

What is an example of a solid-state drive?

A

USB flash drive

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6
Q

Your laptop computer, which typically draws 2 amperes (amps) under normal usage, has a rechargeable nickel-cadmium (NiCad) battery that provides 150 minutes of battery power. Lately, the laptop runs out of power after only 30 minutes of use. What actions should you take to extend the time your computer can operate on battery power?

A
  1. Clean the battery terminals.

2. Perform several cycles of discharging and recharging the battery.

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7
Q

What hard drive would provide the best performance and reliability?

A

Solid-state drive (SSD)

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8
Q

You replace the toner cartridge in a laser printer. Now, all printouts have black specks on both sides. What action you should take first?

A

Clean the interior of the printer.

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9
Q

What of the following is a valid Automatic Private IP Addressing (APIPA) address?

A

169.254.2.120

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10
Q

A user named Brad calls and reports that he is unable to connect to a file server on your 100BaseT network, although he is able to connect to folders on other computers. A single hub exists on the network. What hardware problems should you investigate?

A
  1. A defective hub port

2. A defective NIC in the file server

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11
Q

What IP address is used by Class B private networks?

A

172.16.0.0

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12
Q

Last month, you installed a laser printer for your organization. The printer has been working properly since it was installed. Recently, you noticed that the laser printer is printing blank documents with no text or images. What should you do first?

A

Replace the toner cartridge.

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13
Q

Steven’s computer includes a hard drive that connects to the computer’s motherboard using a 7-wire cable with a single interface. What hard drive interface is used by Steven’s disk drive?

A

Serial ATA

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14
Q

What improvements does IPv6 provide over the current IP addressing scheme?

A
  1. The IP header options allow more efficient forwarding and less rigid length limits.
  2. Some header fields have been dropped or made optional.
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15
Q

You need to ensure that the user’s computer does not send probe requests to discover if the wireless network is in range. What should you do?

A

Ensure the Connect even if the network is not broadcasting option on the Connections tab of the wireless connection is cleared.

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16
Q

A client, Warren, reports CMOS mismatch errors at startup. Further conversation with Warren reveals that he had forgotten the startup password he assigned in CMOS, and he had to clear all CMOS settings for his computer to complete a successful startup. Although he can now start his computer, he continues to observe CMOS errors each time he starts the computer. He replaced the CMOS battery, but the problem continues. Which component should you investigate first to resolve the problem?

A

The system board jumper settings

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17
Q

You need to replace the laptop’s motherboard. All of the following are guidelines when replacing the motherboard EXCEPT:

A

remove side screws, tape, clamps, etc. that are securing the screen to the metal cradle.

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18
Q

During class, an instructor shows a picture of a Zero Insertion Force (ZIF) socket. What component can you connect using this socket?

A

Central processing unit (CPU)

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19
Q

You have replaced the memory in a laptop computer. What would cause the reported memory to be lower than the actual physical memory?

A

Shared video memory

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20
Q

You receive a technical support call from a department manager. She reports that the laser printer in her department prints only blank pages. A telephone interview reveals that the paper is not jamming in the printer and that the problem began occurring after the toner cartridge was replaced. What is the most likely cause of the problem?

A

The sealing tape was not removed from the toner cartridge.

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21
Q

You work for your company’s IT help desk. A customer named Sam asks you how to get his iPhone to wirelessly play louder. He also indicates that sometimes, he wants to play his iPhone through his laptop speakers. What two options should you recommend?

A
  1. A USB-to-Bluetooth dongle

2. Bluetooth speakers

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22
Q

You need to synchronize your mobile device data with your desktop computer. For security reasons, your organization prohibits syncing devices over wireless connections or the Internet. What connection could you use to perform the synchronization?

A

USB

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23
Q

What is the operating range for Class 2 Bluetooth devices?

A

10 meters or 33 feet

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24
Q

What cloud computing term refers to the availability of a resource as it is needed by the client?

A

On demand

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25
Q

What printer type can print multipart forms?

A

Dot matrix

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26
Q

You are assessing several computers to decide on a purchase for your company. What CPU-to-front-side bus ratio would provide better performance?

A

2:1

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27
Q

You are hired to train a group of new users to become technicians. One of your lessons is on how to construct Cat5 and Cat6 Ethernet cables. To make sure they know the difference between 568A and 568B cables, what are the two most important areas you would focus on during the training?

A
  1. Use the correct color scheme pattern for a T568A and T568B Cable
  2. A cable with one end wired as 568A and the other end wired as 568B is called a crossover cable, and a cable with both ends wired with the same standard is called a straight-through cable.
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28
Q

You have implemented a hardware firewall on a small office network. You need to ensure that all HTTP packets are automatically sent to the web server. What should you do?

A

Enable port forwarding.

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29
Q

You have just purchased a new color laser printer to be used on your 10 Mbps Ethernet network. When the printer arrives, however, you discover that it does not have an Ethernet connection. The printer has the following built-in connections: Bluetooth 2.1, Infrared, and 802.11g. You need to connect this printer to the network via the print server. Your solution should expend the least amount of additional money while providing the fastest connection as possible. Assuming that all of these connections are available in your office or on the print server, what should you do?

A

Connect the printer to the print server using 802.11g.

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30
Q

Your company wants employees to be able to securely connect to the corporate network from remote locations over the Internet. What type of connection should you set up?

A

VPN

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31
Q

You suspect that an uninterruptible power supply (UPS) is malfunctioning. You need to test the output from the UPS using a multimeter. What multimeter setting should you use?

A

AC Voltage

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32
Q

You are responsible for performing routine maintenance on your company’s laser printers. What routine maintenance task does NOT require that you disconnect the laser printer from its power source?

A

Calibrating the printer

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33
Q

After contacting a mobile device provider with an issue, the provider asks you to provide them with the IMEI and IMSI. What is the difference between IMEI and IMSI?

A

IMEI is the serial number for the mobile device, and IMSI is the number assigned to the SIM card.

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34
Q

Your company purchases a new USB mouse for a server. Which statement characterizes this mouse?

A

You can plug it into a computer while the computer is on.

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35
Q

A user contacts you about a problem with her notebook computer. The battery for her notebook computer will no longer hold a charge. She removed the battery, but the computer will not work when plugged into the AC outlet. A new battery is in order but will not arrive until next week. The user needs the computer to be operational for a meeting tomorrow. You want to provide the easiest method to restore operation. What should you instruct her to do?

A

Re-insert the depleted battery in the computer, and then boot the computer.

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36
Q

You are replacing the toner cartridge for an old laser printer. You are concerned that several internal components are reaching their maximum age based on the printer’s page count, and you need to replace the parts. However, you also know that certain components are included with the toner cartridge. You do not want to replace any components that are included in the toner cartridge. What components are normally included in the cartridge?

A
  1. A photosensitive drum

2. Electrostatically charged toner

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37
Q

Audrey travels for business three to four days a week and is not always near power outlets. She needs a solution for when her laptop battery dies. What would you recommend she do?

A
  1. Purchase an extra laptop battery.

2. Purchase a portable battery bank made to charge laptops.

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38
Q

You are responsible for providing printer maintenance for your company’s laser printers. A user reports that a printer is having trouble bonding the toner to the paper. During which stage of the laser printing process does this occur?

A

Fusing

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39
Q

A company has a network that uses a light-emitting diode (LED) to transmit data. What cable is being used on this network?

A

Multi-mode fiber optic cable

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40
Q

George, a user, receives a blue screen error when attempting to access a third-party application on his computer. When you are troubleshooting the computer, you get a blue screen error that lists the same memory location for the error. What should you do?

A

Replace the defective memory module.

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41
Q

Why would you implement a KVM switch?

A

To reduce device needs in a data center

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42
Q

Last year, your department replaced all of the desktop computers with laptops. Recently, your company adopted a new minimum standards policy that requires a memory upgrade for the majority of the new laptops. What type(s) of memory could be installed in the new laptops?

A
  1. So-DIMM

2. Micro-DIMM

43
Q

You are the network administrator for your company. A user reports that he cannot access network resources from his computer. He was able to access the resources yesterday. While troubleshooting his computer, you find that his computer is issued an Automatic Private IP Addressing (APIPA) address. All the network equipment in the user’s computer is functioning properly because you are able to access the user’s computer from a remote computer. What is most likely the problem?

A

The DHCP server is down.

44
Q

Your company recently had to call in a service representative to repair a laser printer. During the service call, the representative explains that the laser printer’s charge or primary corona was having problems. What is the main purpose of this laser printer component?

A

To apply a uniform negative charge to the photosensitive drum

45
Q

You need to install a new video card in a Windows 10 computer. You need to ensure that the installed technology supports both analog and digital transmissions. What technology should you install?

A

Digital Video Interface-Integrated (DVI-I)

46
Q

What is the term for an application that is accessed over the Internet as opposed to being installed on a local device?

A

Software as a Service (SaaS)

47
Q

You administer computers on a Microsoft Windows 2003 TCP/IP network. On the network, you want to use a domain name-to-Internet Protocol (IP) address name resolution system that provides a central database on a server to resolve domain names to IP addresses. What option should you implement on your network?

A

The Domain Name System (DNS)

48
Q

You clear a paper jam from the tray in a laser printer. However, the printer still indicates a jam. What step should you perform next?

A

Physically open and close the top assembly.

49
Q

You administer your company’s 100BaseTX Ethernet network. TCP/IP is the networking protocol used on the network. You want the routers on the network to send you notices when they have exceeded specified performance thresholds. What protocol should you use to enable the routers to send the notices?

A

Simple Network Management Protocol (SNMP)

50
Q

You are showing a new IT technician how to install portable computer components. You want to demonstrate which devices can be removed and reinstalled without using screws or disassembling the computer. What device satisfies this requirement?

A

Battery

51
Q

You are repairing a computer that contains two processor cores in a single processor package. What processor technology provides this?

A

Dual-core technology

52
Q

Jack has several areas in the office where he needs to install cabling. He has coaxial cable on hand, and he would like to use splitters to connect the different computers and areas. If he runs multiple splitters, which effects should he anticipate?

A
  1. Signal loss
  2. Service quality issues
  3. Connection speed issues
53
Q

Your printer is printing fuzzy text with white lines running through it. You need to clean the clogged print head of your inkjet printer. What two activities can you undertake to immediately clean the clogged print head?

A
  1. Turn the inkjet printer off and then on.

2. Run the printer management utility provided with the printer.

54
Q

You have noticed dust, debris, and toner particles inside a laser printer. You need to vacuum the inside of the laser printer. What should you do first?

A

Remove the toner cartridge.

55
Q

You upgrade memory on a portable computer, but the new memory is not recognized by the computer. What should you do FIRST while troubleshooting this problem?

A

Ensure that the memory is seated properly.

56
Q

You want to ensure that a computer has a 64-bit architecture and is able to fully utilize 64-bit computing. What component is NOT important for this purpose?

A

Memory

57
Q

Management has mandated that hard disks installed in servers provide the best disk performance and speed. You need to ensure that you purchase hard disks that conform to this mandate. What factors should you consider?

A
  1. Faster seek time

2. Higher rate of revolutions per minute

58
Q

Which well-known UDP port does DNS use?

A

53

59
Q

You are troubleshooting a problem with a Windows computer. When you boot up the computer, you hear the hard disks start, the computer beeps once, and everything appears normal except the display. The display is blank. You confirm that the monitor’s power switch is on and the monitor is plugged in. What should you do next to troubleshoot this problem?

A

Replace the monitor.

60
Q

You are an IT technician for your company. The company has 10BaseT, 100BaseT, and 1000BaseT networks that are interconnected. What is the maximum segment distance for data transmission on these networks?

A

100 meters (328 feet)

61
Q

After you start your computer, you hear an unusual, high-pitched noise. The source of the noise is the fan mounted inside the power supply. After a few minutes, the noise goes away. What action should you take?

A

Replace the power supply.

62
Q

Susan has just been hired as your new tech support. You are explaining different RAM types to her. What random access memory (RAM) technology would you tell her fetches 4 bits of data per clock cycle and uses 1.8 V to operate?

A

DDR2 SDRAM

63
Q

You need to ensure that the access points choose separate channels to prevent interference, using the least amount of administrative effort. What should you do?

A

Start each wireless access point at a separate time.

64
Q

A user’s computer is experiencing overheating problems. What is the most likely cause of this problem?

A

Dust

65
Q

A user complains that his computer is taking a long time to boot. During the boot process, you observe that the hard drive activity light is staying on. You discover that the hard drive is nearing its maximum capacity. The computer contains a single 150 GB hard drive. What should you do?

A

Add an identical hard drive and configure a RAID-0 volume.

66
Q

A user needs to transport a 1,100 MB file. What media types could be used?

A
  1. DVD+R

2. DDS-3

67
Q

You need to set up a network that needs to span multiple buildings. For this reason, you want to use the cabling that supports the longest maximum cable length. What network topology provides this?

A

10BaseF

68
Q

Heidi’s laptop keyboard has gone bad and needs replacing. What of the following tools will you most likely use to replace the keyboard?

A

Screwdriver

69
Q

Beverly has contacted you and stating that her computer will not boot and keeps beeping. What components must pass a computer’s power-on self-test (POST) before an operating system will load?

A
  1. The video card
  2. The memory
  3. The central processing unit (CPU)
70
Q

You are teaching a one-week computer repair class. Early Monday morning, you discover that a student from the previous week protected his computer with a BIOS startup password, and you are unable to contact the student to obtain the password. This week’s class starts in one hour, and all seats are taken. What should you do to make the computer available to a student in this week’s class?

A

Use a system board jumper.

71
Q

The primary hard drive in your Windows computer has failed. You purchase a new hard drive and install it in your computer. What should you do first?

A

Change the hard drive configuration settings in the computer’s BIOS.

72
Q

You are performing some hardware upgrades on an old computer. You notice that the computer has an available Peripheral Component Interconnect (PCI) slot. What is an accurate characterization of this architecture?

A

The PCI architecture supports 32- and 64-bit data transfers.

73
Q

A user has been issued a printer that uses heat to transfer thermal wax onto paper. What printer type is this?

A

Thermal

74
Q

What is TRUE concerning DHCP?

A

DHCP is used to automate IP address assignment.

75
Q

You need to replace the hard drive in a user’s portable computer. You examine the physical size of the hard drive and purchase a replacement drive that is the appropriate size, as verified by your inspection of the existing drive. You unplug the portable computer from alternating current (AC) power. What should you do next?

A

Remove the battery.

76
Q

An NTFS folder named Research is backed up on a regular basis. You restore the folder onto another hard drive but notice that the file permissions were not restored. What is the MOST likely reason this happened?

A

The files were restored on a FAT partition.

77
Q

A user complains that the image on his monitor flickers a lot. This flickering occurs no matter which application the user has opened. What should you do?

A

Configure the video card driver to use a higher refresh rate.

78
Q

You are teaching a class on repair and maintenance of laser printers. What components are parts of a laser printer?

A
  1. Fuser

2. Main control board

79
Q

You are responsible for managing your research department’s network. This network uses RG6 coaxial cabling. Which of the following statements is TRUE regarding this network?

A

It is thicker than RG59 coaxial cable.

80
Q

Alice needs to connect many external devices to her PC. What expansion cards would enable her to connect the largest number of devices?

A

USB expansion card

81
Q

You are troubleshooting a problem with a computer. After analyzing the problem, you determine a possible cause of the problem. You test your theory, but determine that the theory is not correct. What two steps could you take next?

A
  1. Escalate the problem.

2. Establish a new theory.

82
Q

You are a desktop administrator for Nutex Corporation. Your organization uses Ethernet cable to connect network resources. A user reports that she is unable to access network resources on her portable computer. The portable computer is connected to the company’s network using an Ethernet cable. When you test the cable using a time-domain reflectometer (TDR), the signal returns too early. What should you do?

A

Replace the network cable.

83
Q

An IBM computer is giving one long beep and one short beep when turned on. The computer does not boot up. What should you do to troubleshoot the problem?

A

Check the motherboard.

84
Q

Your company is implementing a new application that will be deployed on mobile devices. Authentication within the application includes the client authenticating with the server and the server authenticating with the client. What type of authentication is this?

A

Mutual authentication

85
Q

Your computer only boots with a bootable DVD. It is not able to boot without a bootable DVD. What could be the possible reasons for this problem?

A
  1. Bad hard disk

2. Corrupt operating system

86
Q

You are responsible for managing your company’s virtualization environment. What feature should NOT be allowed on a virtualization host?

A

Browsing the Internet

87
Q

You have purchased a new 20-pin power supply to replace one that failed. However, the motherboard only has a 24-pin connector. What should you do?

A

Plug the 20-pin power supply into the motherboard, leaving pins 11, 12, 23, and 24 on the motherboard unconnected.

88
Q

You need to configure your Android phone so that you can receive your Yahoo email on the device. What information would you need to provide?

A

email address, password, IMAP server mail.yahoo.com, SMTP server smtp.mail.yahoo.com

89
Q

When Kevin was hired, he inherited a box of different types of RAM. What RAM would you ask him to set aside if you needed to increase the number of data wires available from 64 to 128?

A

Dual-channel

90
Q

A user reports that his Windows computer often issues errors about running out of virtual memory. You want to increase the amount of available virtual memory. What should you do?

A

Edit the size of the paging file in the operating system.

91
Q

Your department’s laser printer recently began printing a vertical black line near the edge of every printed page. What should you do to resolve the problem?

A

Replace the toner cartridge.

92
Q

You need to synchronize your iPhone with your computer. What is the default app to use to perform this function?

A

iTunes

93
Q

What is the greatest distance that can separate the USB 2.0 device from the computer?

A

5 meters

94
Q

You are an IT technician at your company. The company has two small offices in different cities. The company’s head office contains a DNS server and a DHCP server. The branch office does not contain a DHCP server. A user travels frequently between the head office and the branch office. You are configuring the IP address on this user’s laptop. You must ensure that the user is able to connect to the Internet from both offices. How should you configure the Internet Protocol (TCP/IP) Properties dialog box on the user’s laptop while expending the least administrative effort?

A

Configure the General tab to use the DHCP server at the head office. Configure a static IP address from the branch office network range on the Alternate Configuration tab.

95
Q

You are troubleshooting a laser printer problem where faint images of previously printed pages are appearing on the current page. Which two components are the most likely cause of this problem?

A
  1. Cleaning blade

2. Discharge lamp

96
Q

A user has been using his desktop computer on a daily basis for over a year now. Today, when he starts his computer, he notices that the computer does not power on. You have been dispatched to troubleshoot this problem. What could be the reason for this?

A

The power supply is bad.

97
Q

You bought a monochrome laser printer two years ago. The printer has gradually stopped feeding paper. What printer component should you check first?

A

Pickup roller

98
Q

You are nearing the completion of an upgrade that involves implementing new network infrastructure and upgrading the operating systems running on your network servers. Currently, static IP addresses and HOSTS files are used. The upgrade has included implementing DNS, implementing DHCP, and moving servers and other resources to a new location with new IP addresses. However, you cannot access the resources that were moved using their host names from any of the client workstations. You can access them by their IP addresses. What should you do first?

A

Delete the HOSTS file on each workstation.

99
Q

You notice that the pages coming out of your laser printer have toner that you can brush off. Which printer component is MOST likely causing the problem?

A

Fuser assembly

100
Q

Daniel is a subscriber to your company’s online tech forum and is complaining that he can no longer access it, although no other subscribers have called. You have no problem connecting to the tech forum. What would you tell Daniel to do?

A

Check his Ethernet connection.

101
Q

You need to assemble a new computer. You have an AMD Opteron processor. What of the following CPU sockets will NOT support this?

A

FM1

102
Q

Of the terms below, which is the term for the cloud computing concept that allows the provider to share services with multiple subscribers, as opposed to the subscriber having a dedicated cloud service?

A

Resource pooling

103
Q

A user from the accounting department has contacted you regarding problems with a dot matrix printer. When you examine the output from the printer, several letters have missing dots from the page. What should you do?

A

Replace the print head.

104
Q

You have begun the process of replacing the CPU in your computer by physically installing the CPU. You must ensure that the motherboard recognizes the new CPU. What should you do first?

A

Update the firmware.

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