Messner pop Quizes Flashcards
A technician is working on a full-size motherboard from a desktop computer. Which of the following would MOST likely describe this motherboard?
microATX Mini-ITX ATX Mobile-ITX ITX
The ATX form factor is the standard for full-size motherboards.
Which RAID version creates a mirror of striped information?
RAID 0 RAID 1 RAID 1/2 RAID 5 RAID 1+0
RAID 1+0 is a nested RAID (Redundant Array of Independent Disks) with redundant striped information.
Which of the following would be the BEST choice for NVMe storage?
802.11
eSATA
USB
Lightning
M.2
The M.2 interface provides the best speed and form-factor for NVMe (Non-volatile Memory Express) storage.
A user has added a third memory module to a computer to improve performance. Which of the following would describe this upgrade?
Triple-channel RAID Parity ECC BIOS
Triple-channel; a motherboard supporting multi-channel memory can increase throughput when multiple memory modules are available.
A user in the marketing department needs to increase the amount of available memory when editing videos. Which of the following would provide this upgrade?
SSD
VPN
HDD
ROM
SDRAM
SDRAM (Synchronous Dynamic Random Access Memory) is used to store information when accessing an application or operating system.
A user is charging their mobile phone from a portable power bank. Which of the following interfaces is MOST likely in use?
F-connector
eSATA
Lightning
RJ45
RS-232
A Lightning connector is commonly associated with mobile devices from Apple.
Which of the following can be connected with a passive adapter?
HDMI to DVI-D
Ethernet to SATA
USB to DisplayPort
VGA to DVI-D
Ethernet to HDMI
HDMI and DVI’s digital output are electrically compatible and do not require any special conversion or powered adapter.
A system administrator is installing four SATA drives into a new server. How many interfaces are required to support all four drives?
4; A SATA interface supports connectivity for a single SATA drive. It provides power as well.
Which of the following commonly provides 40 Gbit/s of aggregated throughput using a USB-C connector?
Lightning
SATA
Thunderbolt
HDMI
10GBASE-T
Version 3 of the Thunderbolt standard supports an aggregated throughput of 40 Gbit/sec and uses USB-C connectors.
A system administrator is troubleshooting a video connection consisting of analog video and no audio signal. Which of the following would BEST describe this video type?
VGA
SATA
HDMI
TRS
DisplayPort
VGA (Video Graphics Array) connections consist of analog video and no audio signals.
Which of the following would be the MOST common choice for sending network traffic across the farthest distance?
STP
Category 5
Single-mode fiber
802.11
CoaxFiber optic links, and especially single-mode fiber connections, provide long-range network communication over many kilometers
Which of the following would commonly use STP cabling?
Cable runs in the plenum
Connections between floors
Network distances greater than 2 km
Areas with high levels of EMI
Underground links
STP (Shielded Twisted Pair) is commonly used to prevent excessive electromagnetic interference (EMI).
Which of the following would be the BEST way to connect a patch cable to a 110 block?
RJ45 connector
Punch-down tool
Multimeter
Loopback plug
Crimper
A punch-down tool is used to fasten wires into block connections.
A user in a conference room connects their laptop to an Ethernet cable. Which of the following would BEST describe this network?
CAN
PAN
LAN
WMN
WAN
An Ethernet connection inside of a building is a LAN (Local Area Network).
Which of these Internet connection types use standard phone lines?
Cable modem
Satellite networking
DSL
WiMAX
Cellular
DSL (Digital Subscriber Line) connections use existing telephone lines to provide digital Internet links.
Which of the following would be the BEST way to segment switch interfaces into separate broadcast domains?
VPN
NAT
VLAN
MAC
TCP
A VLAN (Virtual Local Area Network) configuration allows the network administrator to configure multiple broadcast domains on a single physical switch
Which of the following would be the BEST way to ensure that a device always receives the same IP address?
APIPA
Default gateway
DHCP reservation
UEFI BIOS
Subnet mask
A DHCP reservation ensures that a specific device will always receive the same IP address from the DHCP server.
A network administrator is consolidating event logs from routers, switches, firewalls, and file servers. Which protocol would commonly be used to send these logs across the network?
SIEM
TFTP
HTTPS
SNMP
SYSLOG
Syslog is a common protocol used for transferring log information from diverse systems across the network.
A network administrator is upgrading a wireless network running 802.11g. Which of these channel bandwidths would be used by this network?
10 MHz
20 MHz
40 MHz
80 MHz
160 MHz
The older 802.11g networks used a maximum channel bandwidth of 20 MHz.
Which wireless standard operates exclusively in the 5 GHz range and provides eight MU-MIMO streams?
802. 11g 802. 11ac 802. 11b 802. 11n 802. 11a
802.11ac operates in the 5 GHz band and supports up to eight MU-MIMO (Multi-User Multiple-Input Multiple-Output) streams.
An application automatically configures a SOHO firewall to open the required inbound ports. Which of the following provides this functionality?
DNS
NAT
MAC filtering
UPnP
QoS
UPnP (Universal Plug and Play) allows network devices to find other network devices, and it can dynamically reconfigure firewall settings without any direct user intervention.
An administrator would like to prevent a wireless network from appearing in a list of available network names. Which of the following settings should be modified?
Channel
Bandwidth
SSID broadcast
Network password
Security mode
An SSID (Service Set Identifier) broadcast sends the network name to be displayed in the list of available networks. Disabling the broadcast hides the network name from displaying in this list.
Which of the following would be the best way to forward traffic based on IP address?
Router
Repeater
Patch panel
Wireless LAN controller
Switch
A router makes forwarding decisions based on the IP address of the destination device.
A network administrator has identified port udp/67 on his internal network. Which of the following would be the MOST likely use of this traffic?
Network printing
Remote desktop
Secure file transfer
Retrieve router statistics
IP address assignments
Both udp/67 and udp/68 are used by DHCP (Dynamic Host Configuration Protocol) traffic.
A user would like to have ongoing backups for their iOS phone. Which of the following would provide this capability?
Google Cloud
Time Machine
Amazon Web Services
iCloud
OneDrive
iCloud
A user has configured their mobile phone to retrieve email messages over tcp/110. Which of the following protocols is MOST likely associated with this configuration?
IMAP
SMTP
POP3
IMAPS
POP3S
POP3 (Post Office Protocol version 3) uses the TCP protocol over port 110 to retrieve email messages from the server.
A user moves a SIM card between phones when traveling between countries. What information is stored on this SIM card?
IMSI
PRL
IMEI
VPN
PRI
The IMSI (International Mobile Subscriber Identity) is commonly provisioned on the SIM card. This allows the use of a single mobile account while using different mobile phones.
A user needs to connect their tablet to wireless speakers for an important presentation. Which technology would be MOST likely used for this connection?
USB
802.11
Bluetooth
IR
Ethernet
Bluetooth is commonly used for mobile device connectivity to peripheral devices.
Which of the following would be the MOST likely connector on a mobile device?
DVI
Thunderbolt
SATA
Lightning
SCSI
A Lightning connector is the Apple proprietary interface used on many iOS devices.
A technician uses glasses that overlay repair specifications and video calls while interacting with the real world. Which of the following would describe this technology?
Virtual reality
e-Reader
GPS
Augmented reality
Smart phone
Augmented reality overlays a virtual augmentation onto parts of the real world.
A laptop is displaying a presentation to the internal LCD panel and not to the attached LCD projector. Which of the following should be used to resolve this issue?
Device Manager
Enable Bluetooth
Toggle the Fn keys
Disable GPS
Connect to the wireless network
The Fn (Function) keys on a laptop keyboard provide additional features, such as toggling the video output.
A graphics designer needs to have a display with the best possible color representation. Which of these technologies would be the best choice?
TN
CCFL
LED
IPS
Digitizer
An IPS (In Plane Switching) display provides excellent color representation compared to a TN (Twisted Nematic) display.
A user needs to increase the amount of available memory in their laptop. Which of the following would be the MOST likely option for this upgrade?
SO-DIMM
SSD
UTP
M.2
HDD
SO-DIMMs (Small Outline Dual In-line Memory Modules) are relatively small memory modules and are commonly found on laptops and mobile devices.
A device on the corporate network has an IP address of 169.254.10.192. Which of these would BEST describe this address?
Cloud
Link-local
Public
Loopback
Virtual
An APIPA (Automatic Private IP Addressing) is a link-local address that’s usually assigned when a DHCP server is unavailable.
The output from a laser printer appears to have a faded duplicate of the printed image about a third of the way down the page. Which of the following would be the MOST likely reason for this issue?
Incorrect printer driver
Poor cleaning process
Wrong paper weight
Dirty pickup rollers
Corrupted network data
The cleaning phase of the laser printing process is responsible for removing any excess toner from the print drum.
A mobile phone battery has expanded and is pushing apart the front and back of the phone. Which of the following would be the BEST way to proceed?
Reset the phone
Replace the SIM
Perform a software update
Stop using the phone
Connect to a power source
A swollen battery indicates a buildup of gas, and care should be taken to dispose of the battery safely. The phone should not be used until the battery is replaced.
Which of the following should be used to redirect the video signal from a laptop LCD to an external monitor?
Enable the LCD inverters
Connect to a power source
Use the LCD Fn key
Replace the video adapter
Install a USB adapter
The Fn (Function) keys are often used on a laptop to control laptop hardware configurations.
When a user starts their computer, the monitor remains blank. Which of the following would be the MOST likely reason for this issue?
Stuck pixel
Incorrect input selection
Overheating
Burn-in
Hardware acceleration enabled
Configuring an incorrect input setting on the monitor would result in a blank screen or message until the correct cable connection is selected.
A monitoring system has reported a drive in a RAID 1 array has failed. Which of the following would describe the results of this failure?
Data will be available, but performance will be impacted All user data will be unavailable until restored from backup Data will be available and the array performance will be normal Data will be unavailable until the drive is replaced Only data on the failed drive will be unavailable
A RAID 1 array maintains an exact duplicate of the data on a separate physical drive. A drive failure does not commonly have any impact on performance or availability.
Which of the following would allow a user to run an app or portion of an app on their mobile device?
Application streaming
Hybrid cloud
Sideloading
Rapid elasticity
Resource pooling
App streaming can optimize the application deployment process by only executing an app or portion of an app in real-time.
When powering up a desktop computer, the fans spin but the screen remains blank. Which of the following would be the MOST likely reason for this issue?
Poor airflow
Low voltage
Malware
Bad hard drive
Keyboard not connected
A bad power supply or power source may provide enough voltage to spin the fans, but not enough to power on the rest of the system.
A system administrator would like to modify the memory allocation for a Windows VM. Which of the following would provide this functionality?
UEFI BIOS
System Configuration
Task Manager
Hypervisor
Performance Manager
A hypervisor is virtual machine manager and handles the integrations between the software VMs and the system hardware.
A company is developing a cloud-based app using predefined application modules. Which of the following would describe this service?
SaaS
Private
Hybrid
PaaS
Metered
PaaS, or Platform as a Service, describes a development platform where the service provider includes a set of building blocks for application creation.
Which of the following would be MOST associated with VDI?
Redundant network links
Virtual desktops
Error-correcting memory
Switching power supplies
Wireless encryption
VDI (Virtual Desktop Infrastructure) is a cloud-based service for managing desktops and end-user workstations.
Which of the following would be the best choice for creating an XPS file?
Backup and Restore
Event Viewer
UEFI BIOS
Device Manager
Virtual printer
Microsoft’s XPS format is a virtual printer format for viewing application output.
Which of the following would be the BEST use of an impact printer?
Multiple copies
High resolution graphics
Photo printing
Near-silent operation
Banner printing
Impact printers physically press through ribbon and paper, making it an option for producing multiple copies in one pass.
Which of the following would BEST describe a thermal printer?
Print head must be cleaned daily
Fuser provides heat and pressure
Pins in the print head create the output
Has paper that is sensitive to heat
Plastic filament is melted in layers
The paper used with a thermal printer is specially coated to change color when heat is applied.
The output of an inkjet printer is not properly centered on the page. Which of the following would be the MOST likely reason for this issue?
Clogged print head
Dirty feed roller
Carriage not installed
Low ink
Worn belt
A worn or faulty belt would limit the travel of the carriage across the paper.
Which laser printer process occurs before any part of the printer begins to move?
Charging
Transferring
Processing
Developing
Cleaning
The processing phase builds the layout of the page in memory before the physical printing process begins.
What is the maximum number of devices that can be supported from a single PATA interface?
One
Two
Four
Eight
Sixteen
A PATA (Parallel ATA) interface can support two devices from a single motherboard interface.
