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Comptia+ 1 & 2 > Professor Messer > Flashcards

Professor Messer Flashcards

1
Q

a network admin has received a trouble ticket complaining of port flapping on an ethernet switch. which of the following would be the MOST likely reason for this issue?
A. firewall rule is blocking traffic
B. Faulty crimp on an Ethernet connector
C. Excessive jitter measurements
D. Duplex mismatch

A

Faulty crimp on an Ethernet connector

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2
Q

a user has powered on their computer and received the message “Operating system not found.” a check of the system shows that the SATA drive cables are properly connected. which of the following would be the next best troubleshooting step?
A. Boot to safe mode
B. Replace the boot drive
C. Restore from a know good backup
D. Check for removable drives

A

Check for removable drives

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3
Q

a clients laptop appears to boot normally, but nothing ever appears on the LCD. after closer inspection, you notice the output is visible but its to faint to clearly see anything. what is MOST likely the cause of the issue?
A. Video card
B. Inverter
C. Video driver
D. Power adapter

A

Inverter

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4
Q

which of the following would most likely be found on an optical drive?
A. Document archive
B. Operating system boot files
C. RAID parity files
D. BIOS configuration

A

Document archive

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5
Q

a user need to connect their laptop to the wired Ethernet network, but the laptop does not have an integrated Ethernet interface. which of the following would allow the laptop to connect to the Ethernet network? Pick 2
A. Docking station
B. VGA interface
C. USB to Ethernet adapter
D. Displayport to Ethernet connection
E. DVI to HDMI adapter
F. Bluetooth

A

Docking station
USB to Ethernet

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6
Q

a server admin has received an alert showing one drive in a RAID 1 array has failed. which of the following would be the best way to resolve this issue?
A. Replace the bad drive and resync the array
B. Replace all the drives in the array and resync the array
C. Replace the bad drive and restore from backup
D. Convert the array to RAID 0 and replace the drive
E. Replace all the drives in the array and restore from the backup

A

Replace the bad drive and resync the array

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7
Q

a system admin is building a server for a data center in another country. the server will manage a print queue and provide a local storage partition for temporary file transfers. which of the following power supply specifications will be the MOST important for this server?
A. Voltage input option
B. Number of PCIe connectors
C. Modular cabling
D. Fan noise ratings

A

Voltage input options

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8
Q

which of these technologies do not require a backlight to provide a viewable display?
A. LCD
B. IPS
C. OLED
D. LED

A

OLED

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9
Q

a network admin is troubleshooting a network outage, and she believes the issue is related to a bad switch. the old switch is then replaced with a newer model and the cabling is moved to the new switch. which of the following should be the next troubleshooting step?
A. Test the theory
B. Verify full system functionality
C. Establish a plan of action
D. Identify the problem
E. Document the findings

A

Verify full system functionality
Document the findings

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10
Q

a newly installed MFD provides an option to “scan to SMB.” which of the following would best describe this feature?
A. Print jobs can be sent from mobile devices
B. All scans are checked for malware
C. Files are stored on a Microsoft share
D. Documents are scanned from the cloud

A

Files are stored on a Microsoft share
SMB server message block shares files, print jobs and other info on Microsoft

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11
Q

what type of device connects multiple computers to the network, but becomes less efficient as network traffic increases?
A. Switch
B. Hub
C. Repeater
D. Router

A

Hub

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12
Q

a network admin would like to enable DHCP on a laptop, but they would like the same IP address to be assigned to the laptop each time it starts. which of the following would provide this functionality?
A. Create an IP reservation on the DHCP server
B. Administratively configure the laptops MAC address
C. Use APIPA addressing
D. Assign the laptop to the static IP VLAN

A

Create an IP reservation on the DHCP server

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13
Q

a user is complaining about slow network performance from their workstation. a network tech checks the data closet and finds the wires are not properly seated in the 110 block. which of the following should the tech use to correct this issue?
A. Crimper
B. Multimeter
C. Punch-down tool
D. Cable tester

A

Punch down tool

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14
Q

a help desk tech needs to use different Windows versions to study for an industry standard certification. the tech currently uses a Windows desktop computer with 4GB of RAM and a 750GB free on the HDD, which of the following would be the best way to finish this task? choose 2
A. Install a second monitor
B. Install an additional hard drive
C. Create a Windows Recovery Environment boot drive
D. Upgrade the system RAM
E. Install Windows guest VM

A

Upgrade the system RAM
Install Windows guest VMs

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15
Q

sam, a user in the accounting department, is migrating from Android to iOS. she would like all her emails, contact list, and calendar events to be moved to her new phone. which of the following would be the BEST way to accomplish the task?
A. Use a Windows based migration tool
B. Save the Android phone as a CSV file
C. Connect the new phone to the corporate Microsoft 365 service
D. Use a USB to Lighting cable

A

Connect the new phone to a Microsoft 365 service

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16
Q

an assistant admin has been assigned the task of installing an OS, application, and data onto a cloud-based server. which of the best describes this scenario?
A. IaaS
B. PaaS
C. Hybrid cloud
D. SaaS

A

Iaas

17
Q

a network engineer is installing a device allowing wireless devices to access the wired Ethernet network. which of the following would best describe this technology?
A. Hub
B. Managed switch
C. VLAN
D. Access point

A

Access point

18
Q

a system admin has added a new video adapter to a desktop computer, installed the latest video driver, and rebooted the system. when the system starts, it shows a Windows Stop Error before it reaches the login prompt. which of the following would be the next best troubleshooting step?
A. Press F8 during start up and choose “Boot from last known working configuration
B. Upgrade the system BIOS using an update file from the motherboard manufacturer
C. Disconnect all USB storage devices and restart the system
D. Reinstall the operating system

A

Press F8 during startup and choose “Boot from last known working configuration

19
Q

a system admin is configuring a lab computer that will run 5 server VMs at the same time. which of the following hardware resources will be MOST important for this configuration?
A. CPU
B. Storage space
C. Video adapter
D. NIC

A

Storage space

20
Q

which of the following would provide segmentation of broadcast domains on the same physical switch?
A. VLAN
B. DNS
C. VPN
D. DHCP

A

VLAN

21
Q

during a presentation in a conference room, the lamp in an LCD projector is turning off after five minutes of use and back on ten minutes later. which of the following would be the MOST likely reason for this?
A. The video cable is faulty
B. The display lamp has failed
C. The cooling process is failing
D. The display resolution is incorrect

A

The cooling process is failing

22
Q

a system admin has just completed a memory upgrade on a database server. when starting the system, this message is displayed: “Boot device not found.” the BIOS does not show any hard drives in the system. which of the following would be the next BEST troubleshooting step?
A. Replace the hard drive
B. Upgrade the BIOS
C. Check the hard drive cables
D. Modify the BIOS boot sequence

A

Check the hard drive cables

23
Q

which of the following devices would be used to configure an 802.1Q trunk?
A. Router
B. Repeater
C. Managed switch
D. Cable modem

A

Managed switch

24
Q

a network admin needs to connect an Ethernet link between two buildings across the parking lot from each other. the total distance between the buildings is approximately 400 meters. which of the following technologies would be the BEST choice for this technology?
A. Coax
B. CAT 6A
C. Fiber
D. UTP

A

Fiber
Coax can only go up to 100 meters

25
Q

an admin would like to ensure the companies mobile devices are connecting to the appropriate towers. which of the following provides the smartphones with this information?
A. IP address
B. PRL
C. Phone number
D. IMEI

A

PRL
preferred roaming list

26
Q

what type of network connection is commonly used by DSL?
A. Coax
B. Fiber optic
C. 802.11
D. Twisted pair copper

A

Twisted pair copper

27
Q

an admin is building a computer system to stream live corporate events. which of the following should be installed to provide input for live stream?
A. Capture card
B. Thermal pads
C. HSM
D. M.2

A

Capture card

28
Q

what type of proprietary Apple connector can be plugged in face up or down?
A. Lightning
B. Thunderbolt
C. SATA
D. USB-C

A

Lightning

29
Q

a company would like a sender policy framework (SPF) record in their DNS. which of the following should be configured in the DNS server?
A. AAAA
B. TXT
C. MX
D. DKIM

A

TXT

30
Q

which of the following is the MOST commonly associated with the management interface on a switch?
A. ST
B. 802.11
C. DB-9
D. Thunderbolt

A

DB-9

31
Q

a user would like to ensure all apps on their smartphone use 802.11 networking instead of the cellular network. which of the following would provide this functionality?
A. Enable data caps
B. Use biometric authentication
C. Synchronize to the cloud
D. VPN client

A

Enable data caps

32
Q

a Windows computer is configured to obtain an IP address automatically. which of the following would occur if the automatic assignment process was not working?
A. The IP address would be set to 0.0.0.0
B. A link-local address would be assigned
C. The Ethernet adapter would be disabled
D. The last known good IP address would be used

A

a link-local address would be assigned

33
Q

a web server admin has received a notification that disk 1 in a RAID 5 array has failed. which of the following would be the BEST next step to resolve this drive failure?
A. Replace disk 1 and restore from backup
B. Replace all drives and restore from backup
C. Replace all drives and rebuild array
D. Replace disk 1 and rebuild the array

A

Replace disk 1 and rebuild the array

34
Q

a network engineer is troubleshooting the connection of a tablet to a cellular providers network. which of these would BEST describe this network connection?
A. Global positioning system
B. Long term evolution
C. Media access point
D. Near field communication

A

Long term evolution

Comptia+ 1 & 2 (6 decks)

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