Which of the following components enables the input on a mobile device's touch screen?
OLED
Digitizer
Inverter
CMOS sensor
Digitizer
Which of the following network devices is used to separate broadcast domains?
Router
Switch
Wireless AP
Hub
Router
Upon booting a workstation, a technician hears a distinct clicking sound after power is applied to the motherboard. Which of the following would most likely be the cause?
HDD
S.M.A.R.T
SSD
RAID
HDD
Which of the following describes metered utilization of cloud resources?
Resources provisioned instantly
Payments made only for resources that are used
Resources pooled to increase computing power
Implementation of rapid elasticity
Payments made only for resources that are used
A user sends a print job to a network printer, and the print job uses double the amount of paper as expected. Which of the following should the user configure to get the expected result?
Duplex
Collate
Landscape
Transparency
Duplex
A user connects a smartphone to a laptop. Which of the following types of networks has the user created?
PAN
MAN
WLAN
LAN
PAN
Which of the following technologies can allow multiple networks to traverse a switch?
VLAN
VRRP
VPN
DHCP
VLAN
An end user reports that the time and date on a desktop resets after shutdown, and subsequently, the device reboots. The next day, the desktop does not load the OS and is stuck at a black screen with the following message:
Date/Time Not Set -
Press F1 to Run Setup -
Which of the following would be the BEST action to take next?
Change the motherboard.
Reseat the motherboard power connections.
Replace the CMOS battery.
Restore the BIOS to factory default settings.
Replace the CMOS battery.
An organization maintains various record types, including health and criminal justice records. Which of the following cloud environments is the organization MOST likely to use to limit the attack surface?
Private
Documents are not printing out correctly from a laser printer at a conference. Some of the print is missing, and the pages come out unreadable. Which of the following should a technician do to fix this issue?
Exchange the transfer roller.
Recalibrate the printer.
Clear the jam.
Replace the fuser assembly.
Replace the fuser assembly.
A technician is setting up a device to use two-factor authentication. Which of the following meets this requirement?
Thumbprint/retinal scan
Password/password
Password/thumbprint
Password/PIN
Password/thumbprint
Which of the following network types would be used in a server room to connect virtual servers to high-speed storage?
WAN
PAN
MAN
SAN
SAN
A technician is replacing a computer with a connected point-of-sale system using a 9-pin serial adapter. The new computer does not have a 9-pin serial port. Which of the following ports can an adapter be installed on in order to connect to the point-of-sale system?
HDMI
Bluetooth
USB
Lightning
USB
A company wants to give third-party developers access to the corporate network through desktop environments that the company can control. Which of the following can BEST achieve these requirements?
Sandbox
VDI
Private cloud
SaaS
VDI
An end user contacted a technician about a laser printer that was no longer printing images on the left side of the page. The technician replaced the toner cartridge, but the issue has persisted. Which of the following should the technician perform NEXT?
Replace the imaging drum
Realign the pickup rollers.
Clean the duplexing assembly.
Calibrate the printer
Replace the imaging drum
A user reports issues with a smartphone after dropping it. The icons on the screen all look normal, but when the user touches the email icon, for example, nothing happens. Which of the following is MOST likely the cause?
Digitizer issues
Overheating
Broken screen
Malware
Digitizer issues
A Wi-Fi mesh network has been optimized to eliminate poor coverage areas, yet users still experience decreased bandwidth and connectivity issues. Which of the following actions should the technician take NEXT?
Relocate any large, dense, solid, and metal objects, such as mirrors and file cabinets, in the mesh network coverage area to the perimeter so that wireless reflections, absorptions, and occlusions are minimized.
Use a Wi-Fi analyzer to determine whether the channel in use is overcrowded and to identify which channel the mesh network should use for best performance.
Use the signal strength indicator on a mobile device to roam the coverage area and generate a heat map to isolate zones with weak signals.
Turn off broadcasting of the SSID on the mesh network so that other networks cannot see it.
Use the signal strength indicator on a mobile device to roam the coverage area and generate a heat map to isolate zones with weak signals.
A desktop support technician is tasked with upgrading a laptop so that it has the fastest data access possible. Which of the following BEST satisfies this requirement?
mSATA SSD
M.2 NVMe SSD
2.5 SATA SSD
2.5 SAS HHD
M.2 NVMe SSD
A technical lead wants to migrate all common business applications, including email and file shares, to the cloud. Which of the following cloud concepts should be used?
DaaS
PaaS
SaaS
IaaS
SaaS
The help desk received a ticket regarding issues with a laser printer. The printer has had repairs previously for scanning issues. Currently, the printed text is not adhering properly to the paper. Which of the following should be replaced to resolve this issue?
Fuser
Waste container
Roller
Toner
Fuser
An administrator is configuring a corporate-owned smartphone for a new manager. The company requires the ability to wipe the phone's data remotely in the event of loss or theft and the capability to approve applications installed on the phone. Which of the following tools would BEST meet this need?
Tethering to a corporate-owned laptop
WPA2-Enterpise wireless
Corporate enterprise email
Mobile device management
Mobile device management
A technician configured a new SOHO router for a small business. The ISP gave the technician an IP address on the router's WAN port. Which of the following addresses did the technician MOST likely configure on the router?
10.1.50.30
19.45.7.28
169.254.168.10
172.22.40.6
19.45.7.28
A technician is preparing to set up a gaming computer with the following components:
✑ Discrete, high-end graphics card
✑ Video capture card
✑ High-end processor
✑ Multiple hard drives
✑ USB 3.0 hub
✑ Sound card
Which of the following options is the MOST important for the technician to consider before building the gaming computer?
Redundant power supply
Modular power supply
20-pin vs. 24-pin power adapter
Power supply wattage rating
Power supply wattage rating
Cross-site scripting
Compromising the hypervisor
Overutilization of resources
Rogue virtual machines installed on the hypervisor
Compromising the hypervisor
An IT manager discovered that hundreds of pages of printed materials are being recycled each day because the materials are left on the printer tray instead of being picked up by users. Which of the following would BEST prevent this waste?
Send friendly reminders to not print unnecessarily.
Enable duplex printing to reduce paper utilization.
Bill each department for the excess material cost.
Require a code or badge before releasing a print job.
Require a code or badge before releasing a print job.