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1
Q

In which situation would an ESD strike potentially cause harm to the PC?

A

when replacing a mechanical hard drive with an M.2 SS

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2
Q

A person has started a new technical job. In which situation would ESD be an issue?

A

when installing a processor

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3
Q

A technician is about to begin preventive maintenance on a company PC. In which situation would ESD be an issue?

A

when installing a processor / when replacing a motherboard / when installing RAM

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4
Q

An instructor has given a student an assignment to assemble a PC. In which situation should the student be aware that ESD is an issue?

A

when installing RAM

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5
Q

What two motherboard components control the system boot operations? (Choose two.)

A

UEFI chip
BIOS chip

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6
Q

A technician is upgrading an ATX motherboard with another ATX motherboard. Which component might be affected by this and need to be upgraded and bought as an additional purchase?

A

CPU

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7
Q

A customer has requested that a PC be built that will support eSATA. Which component should be checked to be sure that this feature is supported?

A

chipset

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8
Q

Which memory module used to hold instructions for booting a PC and loading the OS, but is still used on adapters even though the memory contents cannot be changed?

A

ROM

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9
Q

What is a characteristic of DDR SDRAM?

A

It transfers data twice per clock cycle compared to once per clock cycle for SDRAM.

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10
Q

What are two safety hazards when dealing with laser printers? (Choose two.)

A

high voltage
hot components

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11
Q

Which component requires a technician to install screws externally through the PC case?

A

power supply

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12
Q

A technician is installing an internal HDD. To which motherboard connector will the technician connect the data cable?

A

SATA

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13
Q

Refer to the exhibit. A technician has been asked to install a video card. Which section of the motherboard will the technician use to install the card?

A

section D

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14
Q

When a PC is being assembled, what component is connected to the motherboard with a SATA cable?

A

the optical drive

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15
Q

A technician is troubleshooting a computer that is experiencing hardware failure detected by the BIOS. What is one way this failure is indicated?

A

The computer emits a pattern of beeps indicating the failing device.

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16
Q

Which three features can be configured in the BIOS settings to secure a computer? (Choose three.)

A

drive encryption
TPM
passwords

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17
Q

What is the purpose of RAID adapters?

A

to connect multiple storage devices for redundancy or speed

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18
Q

When a new motherboard is being installed, between which two components must thermal compound be applied? (Choose two.)

A

CPU
heat sink

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19
Q

What is the purpose of a Safety Data Sheet?

A

to specify procedures for dealing with potentially hazardous materials

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20
Q

Which negative environmental factor does cleaning the inside of a computer reduce?

A

dust

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21
Q

What is a recommended procedure to follow when cleaning computer components?

A

Hold cans of compressed air upright while spraying.

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22
Q

On the production floor, a furniture plant has laptops for process monitoring and reporting. The production floor environment is around 80 degrees Fahrenheit (27 degrees Celsius). The humidity level is fairly high around 70 percent. Fans are mounted in the ceiling for air circulation. Wood dust is prevalent. Which condition is most likely to adversely affect a laptop that is used in this environment?

A

the dust

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23
Q

After a technician tests a theory of probable causes, what two actions should the technician take if the testing did not identify an exact cause? (Choose two.)

A

Establish a new theory of probable causes.
Document each test tried that did not correct the problem.

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24
Q

What would happen if a PC that contains a power supply that does not automatically adjust for input voltage is set to 230 volts and attaches to an outlet in the United States?

A

The PC would not turn on.

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25
Q

Which type of network spans a single building or campus and provides services and applications to people within a common organizational structure?

A

LAN

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26
Q

What are two types of wired high-speed Internet connections? (Choose two.)

A

cable
DSL

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27
Q
  1. In what two situations would UDP be better than TCP as the preferred transport protocol? (Choose two.)
A

when a faster delivery mechanism is needed
when applications do not need to guarantee delivery of the data

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28
Q
  1. The current IP configuration of a small company is done manually and is time-consuming. Because of increased network growth, a technician needs a simpler way for IP configuration of workstations. Which service would simplify the workstation IP configuration task?
A

DHCP

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29
Q
  1. A company is looking for a next-generation firewall that provides VPN functionality, IDS/IPS functionality, and DoS/DDoS protection. Which device would be best suited for this task?
A

UTM

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30
Q
  1. A student is helping a friend with a home computer that can no longer access the Internet. Upon investigation, the student discovers that the computer has been assigned the IP address 169.254.100.88. What could cause a computer to get such an IP address?
A

unreachable DHCP server

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31
Q
  1. What three values must be added to the IPv4 properties of a NIC in order for a computer to have basic connectivity with the network? (Choose three.)
A

subnet mask
default gateway
IP address

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32
Q
  1. A device has an IPv6 address of 2001:0DB8:75a3:0214:0607:1234:aa10:ba01 /64. What is the host identifier of the device?
A

0607:1234:aa10:ba01

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33
Q
  1. How can a user prevent specific applications from accessing a Windows computer over a network?
A

Block specific TCP or UDP ports in Windows Firewall.

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34
Q
  1. Place the six stages of the troubleshooting process in the correct order.
A
  1. Identify the problem
  2. Establish theory of Probable cause
  3. Test the theory to determine the cause
  4. Establish a plan of action to resolve the problem and implement the solution
  5. Verify full system functionality and if applicable implement preventive measures
  6. Document findings, actions, and outcomes
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35
Q
  1. A technician has been asked to configure Wi-Fi calling on a corporate mobile device. In which situation would this feature be most advantageous?
A

when in an area with poor cellular coverage

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36
Q
  1. Which statement is true about laptops?
A

Most of the internal components that are designed for laptops cannot be used for desktops.

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37
Q
  1. Which standard provides a bridge between laptop hardware and the operating system and a way for technicians to configure power management schemes to get the best performance?
A

ACPI

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38
Q
  1. Which two laptop components are considered replaceable by the customer. (Choose two.)
A

battery
RAM

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39
Q
  1. A user wants to synchronize some apps, movies, music, and ebooks between mobile devices. What are the two types of connections used to synchronize this type of data? (Choose two.)
A

Wi-Fi
USB

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40
Q
  1. A technician is explaining the differences between inkjet printers and laser printers to a customer. Which two comparisons should the technician make? (Choose two.)
A

Inkjet printers are less expensive as an initial purchase than laser printers.
The laser printer output is dry after printing, but an inkjet printer may still have wet ink on the paper after printing.

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41
Q
  1. A user chooses the collate option and prints two copies of a three-page document. What is the order in which the pages are printed?
A

pages 1, 2, 3, 1, 2, 3

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42
Q
  1. A color laser printer is used to print documents with graphics and photographs. Users are complaining that printing takes too long. Which component of the printer should be upgraded in order to improve printing performance?
A

RAM

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43
Q
  1. What service is available for Windows to provide software print server services to MAC OS clients?
A

Bonjour Print Server

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44
Q
  1. Which three components are typically found in laser printer maintenance kits? (Choose three.)
A

fuser assembly
pickup rollers
transfer rollers

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45
Q
  1. A technician is installing a new printer in a cool, damp environment. After the printer cabling is done, and the software and print driver are installed, the printer test page jams. What is the most likely cause of the print failure?
A

too much humidity

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46
Q
  1. A data center has recently updated a physical server to host multiple operating systems on a single CPU. The data center can now provide each customer with a separate web server without having to allocate an actual discrete server for each customer. What is the networking trend that is being implemented by the data center in this situation?
A

virtualization

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47
Q
  1. How does virtualization help with disaster recovery within a data center?
A

Hardware does not have to be identical.

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48
Q
  1. Which two hypervisors are suitable to support virtual machines in a data center? (Choose two.)
A

VMware ESX/ESXi
Microsoft Hyper-V 2012

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49
Q
  1. A web designer accesses a company Windows 10 computer remotely. The designer often needs to simultaneously open multiple applications, such as a web page editor and a graphics editor. Rather than opening them in multiple windows, the designer opens them in different virtual desktops. What technology is being used by the designer?
A

Windows Virtual Desktop

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50
Q
  1. Which Cloud computing service would be best for an organization that needs to collaboratively create applications and deliver them over the web?
A

PaaS

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51
Q
  1. Which statement describes a feature of SDRAM?
A

It can process overlapping instructions in parallel.

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52
Q

It’s connector has 288 pins and has advanced error correction features

A

DDR4 SDRAM

53
Q

It’s connector has 184 pins and is able to support two writes and two reads per CPU clock cycle.

A

DDR SDRAM

54
Q

It’s connector has 240 pins and consumes 1.5 Volts of power.

A

DDR3 SDRAM

55
Q

It’s connector has 240 pins and consumes 1.8 Volts of power.

A

DDR2 SDRAM

56
Q
  1. A technician is troubleshooting a server that displays the error message “RAID not found” after a power outage over the weekend. What is a possible cause for this?
A

The external RAID controller is not receiving power.

57
Q
  1. A customer brings in a laptop with a touch screen that is not working correctly. The touch screen either does not respond at all or provides unusual or inaccurate responses. What is a possible cause for such behavior?
A

Too many apps are open.

58
Q
  1. What are two security risks associated with sharing printers in a corporate environment? (Choose two.)
A

user authentication
cached files

59
Q
  1. Which change management process component is concerned with the business processes that are affected by changes?
A

assessment

60
Q
  1. A computer technician is installing a RAID. If the RAID uses mirroring and striping, which RAID level is the technician using?
A

10

61
Q
  1. A computer technician is installing a RAID. If the RAID uses mirroring, which RAID level is the technician using?
A

1

62
Q
  1. A computer technician is installing a RAID. If the RAID uses striping with parity, which RAID level is the technician using?
A

5

63
Q
  1. A computer technician is installing a RAID. If the RAID uses striping, which RAID level is the technician using?
A

0

64
Q
  1. A computer technician is installing a RAID. If the RAID uses striping with double parity, which RAID level is the technician using?
A

6

65
Q
  1. A technician is upgrading many PCs used within the company. How should the technician dispose of an old battery?
A

Recycle following local regulations.

66
Q
  1. A technician is upgrading many PCs used within the company. How should the technician dispose of a broken monitor?
A

Recycle following local regulations.

67
Q
  1. A technician is upgrading many PCs used within the company. How should the technician dispose of an old power supply?
A

Recycle following local regulations.

68
Q
  1. A technician is upgrading many PCs used within the company. How should the technician dispose of old RAM?
A

Recycle following local regulations.

69
Q
  1. A technician is upgrading many PCs used within the company. How should the technician dispose of an old motherboard?
A

Recycle following local regulations.

70
Q
  1. A technician is upgrading many PCs used within the company. How should the technician dispose of an old hard drive?
A

Recycle following local regulations.

71
Q
  1. After continuous morning use, a computer suddenly reboots without the intervention of the user. What are the two most likely hardware parts that could cause this problem? (Choose two.)
A

CPU
power supply

72
Q
  1. A technician has been called in to investigate a problem with the computer rebooting randomly throughout the day. What two pieces of hardware could cause this problem? (Choose two.)
A

power supply
CPU

73
Q
  1. For two days in a row, a user has noticed that the computer reboots several times before it eventually starts. What are two suspect components? (Choose two.)
A

power supply
CPU

74
Q
  1. While a user is working on a spreadsheet, the computer reboots. What are two components that could cause this issue? (Choose two.)
A

CPU
power supply

75
Q
  1. A client packet is received by a server. The packet has a destination port number of 137. What service application is the client requesting?
A

NetBIOS (NetBT)

76
Q
  1. A client packet is received by a server. The packet has a destination port number of 22. What service application is the client requesting?
A

SSH

77
Q
  1. A client packet is received by a server. The packet has a destination port number of 143. What service application is the client requesting?
A

IMAP

78
Q
  1. A client packet is received by a server. The packet has a destination port number of 23. What service application is the client requesting?
A

Telnet

79
Q
  1. A client packet is received by a server. The packet has a destination port number of 161. What service application is the client requesting?
A

SNMP

80
Q
  1. A client packet is received by a server. The packet has a destination port number of 389. What service application is the client requesting?
A

LDAP

81
Q
  1. A client packet is received by a server. The packet has a destination port number of 25. What service application is the client requesting?
A

SMTP

82
Q
  1. A client packet is received by a server. The packet has a destination port number of 427. What service application is the client requesting?
A

SLP

83
Q
  1. A client packet is received by a server. The packet has a destination port number of 53. What service application is the client requesting?
A

DNS

84
Q
  1. Which is the compressed format of the IPv6 address 2001:0db8:0000:0000:0000:a0b0:0008:0001?
A

2001:db8::a0b0:8:1

85
Q
  1. Which is the compressed format of the IPv6 address fe80:09ea:0000:2200:0000:0000:0fe0:0290?
A

fe80:9ea:0:2200::fe0:290

86
Q
  1. Which is the compressed format of the IPv6 address 2002:0042:0010:c400:0000:0000:0000:0909?
A

2002:42:10:c400::909

87
Q
  1. Which is the compressed format of the IPv6 address 2002:0420:00c4:1008:0025:0190:0000:0990?
A

2002:420:c4:1008:25:190::990

88
Q
  1. Which is the compressed format of the IPv6 address 2001:0db8:0000:0000:0ab8:0001:0000:1000?
A

2001:db8::ab8:1:0:1000

89
Q
  1. Which is the compressed format of the IPv6 address fe80:0000:0000:0000:0220:0b3f:f0e0:0029?
A

fe80::220:b3f:f0e0:29

90
Q
  1. Which is the compressed format of the IPv6 address fe80:9ea0:0000:2020:0000:00bf:00e0:9290?
A

fe80:9ea0::2020:0:bf:e0:9290

91
Q
  1. What ACPI power state describes when the CPU and RAM are off and the contents of RAM have been saved to a temporary file on the hard drive?
A

S4

92
Q
  1. What ACPI power state describes when the CPU and RAM are still receiving power but unused devices are powered down?
A

S1

93
Q
  1. What ACPI power state describes when the CPU is off, but the RAM is refreshed?
A

S2

94
Q
  1. What ACPI power state describes when the computer is off?
A

S5

95
Q
  1. What ACPI power state describes when the CPU is off and the RAM is set to a slow refresh rate, often called suspend mode?
A

S3

95
Q
  1. What ACPI power state describes when the computer is on and the CPU is running?
A

S0

95
Q
  1. A reporter is trying to print several high resolution photographs but the color laser printer is going extremely slowly. What should the technician do to resolve the issue?
A

Add more RAM to the printer.

95
Q
  1. A new printer has just been installed deep in a mine. When test pages are printed, the paper constantly jams. What should the technician do to resolve the issue?
A

Move the printer to a less-humid location.

96
Q
  1. A user complains that recently every printed document has vertical lines and streaks on the paper. What should the technician do to resolve the issue?
A

Distribute the toner more evenly within the cartridge.

97
Q
  1. A school is installing a new shared printer but the printer is not showing up on the list of available printers. What should the technician do to resolve the issue?
A

Manually add the printer IP address.

98
Q
  1. Employees are complaining that they send print jobs to a newly installed printer but the print jobs never print. What should the technician do to resolve the issue?
A

The printer is connected to the wrong port. Modify the port.

99
Q
  1. Users have noticed that the colors on their printed documents are different from the colors that they see on their computer screens. What should the technician do to resolve the issue?
A

Calibrate the printer.

100
Q
  1. A technician has just completed a preventive maintenance on the department printer. Users are now complaining that the printer is no longer available. What should the technician do to resolve the issue?
A

Check that the printer is plugged into a power source.

101
Q
  1. Employees of a small business are complaining that the printer is printing faded images. What should the technician do to resolve the issue?
A

Replace the toner cartridge.

102
Q
  1. A photographer is complaining about the following printer issue: The printer issues a “Document failed to print” message. What are two possible causes of this issue? (Choose two.)
A

The printer is no longer shared.
A cable is loose or disconnected.

103
Q
  1. A reporter is complaining about the following printer issue: The printer is printing unknown characters. What are two possible causes of this issue? (Choose two.)
A

The wrong or an outdated printer driver is installed.
The printer has a loose connection.

104
Q
  1. A manager is complaining about the following printer issue: The printer is printing incorrect colors. What are two possible causes of this issue? (Choose two.)
A

The print heads might need to be cleaned and calibrated.
An incorrect cartridge could be installed.

105
Q
  1. A technician is complaining about the following printer issue: The print appears faded on the paper. What are two possible causes of this issue? (Choose two.)
A

The toner cartridge is low.
The paper might be incompatible with the printer.

106
Q
  1. A librarian is complaining about the following printer issue: The printer control panel displays no image. What are two possible causes of this issue? (Choose two.)
A

The contrast of the screen may be set too low.
The printer is not turned on.

107
Q
  1. A teacher is complaining about the following printer issue: The paper is creased after printing. What are two possible causes of this issue? (Choose two.)
A

The paper-feed tray might not be firmly adjusted against the edges of the printer.
The paper might be loaded incorrectly.

108
Q
  1. A receptionist is complaining about the following printer issue: My impact printer produces faded or light characters. What are two possible causes of this issue? (Choose two.)
A

The ribbon may be worn out.
The ribbon may be damaged.

109
Q
  1. A photographer is complaining about the following printer issue: The paper is not being fed into the printer. What are two possible causes of this issue? (Choose two.)
A

The paper may be wrinkled.
The printer could be set to print to a different paper size than is currently loaded.

110
Q
  1. A laptop has an NVMe drive (C:) and a mechanical hard drive (D:). When the user tries to save a spreadsheet to the D: drive, the user notices that the D: drive is not there. What should the technician do to see if the drive is recognized by the operating system?
A

Use the Disk Management Control Panel.

111
Q
  1. A computer has two mechanical hard drives. The second drive (D:) is used for data storage. When trying to save an email attachment to the local hard drive, the user notices that the D: drive is not an option. What should the technician do to see if the drive is recognized by the operating system?
A

Use File Explorer.

112
Q
  1. A user reports that a drive is no longer there. The technician asks the user to demonstrate the problem. Within the application, the user demonstrates that the drive, that was present in the save options yesterday, is now no longer an option. What should the technician do to see if the drive is recognized by the operating system?
A

Use Device Manager.

113
Q
  1. A computer has an SSD for the operating system and applications and uses another mechanical hard drive for data storage. The user reports that data can no longer be saved to the mechanical hard drive. What should the technician do to see if the drive is recognized by the operating system?
A

Use File Explorer. / Use Device Manager.

114
Q
  1. A technician is working on a laptop and the GPS is not functioning. What is a probable cause for this situation?
A

A service is disabled.

115
Q
  1. A technician is working on a laptop and an app is not loading. What is a probable cause for this situation?
A

An app needs to be restarted.

116
Q
  1. A technician is working on a laptop and an app is not responding. What is a probable cause for this situation?
A

An app needs to be restarted.

117
Q
  1. A technician is working on a laptop and an error message about decryption appears when opening an email. What is a probable cause for this situation?
A

A digital certificate is missing.

118
Q
  1. Students who use the same printer are complaining that recently printed documents contain unknown characters. What should the technician do to resolve the issue?
A

Re-install the printer driver.

119
Q
  1. An office assistant in a law firm is trying to print many large legal documents but is getting “memory overload” error messages from the printer. What should the technician do to resolve the issue?
A

Add more memory to the printer.

120
Q
  1. A technician is working on a laptop and the GPS is not functioning. What is a probable cause for this situation?
A

Airplane mode is turned on.

121
Q
  1. A technician is working on a laptop and the GPS is not functioning. What is a probable cause for this situation?
A

Airplane mode is turned on.

122
Q
  1. A user is complaining that the printer is printing pages with no image on them. What should the technician do to resolve the issue?
A

Replace the toner cartridge.

123
Q
  1. A software engineer is involved in the development of an application. For usability tests, the engineer needs to make sure that the application will work in both Windows 10 Enterprise and Windows 11 environments. The features and functions must be verified in the actual OS environment. The engineer is using a Windows 10 Pro workstation. What two technologies can help the engineer achieve the usability tests? (Choose two.)
A

dual boot
client-side virtualization

124
Q
  1. Which protocol is used by Windows for file and printer sharing?
A

SMB

125
Q
  1. Which laptop LCD technology uses tilting crystals to provide a much higher contrast ratio than other types?
A

Vertical alignment (VA)

126
Q
  1. What is the purpose of the Server Message Block (SMB) protocol on Windows networks?
A

file sharing

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