Exam Topic Q's Pt. 4 Flashcards
A user takes a tablet to a technician becuase the cursor on it keeps drifiting. the techncician notices the screen does not appear to be damaged. Which of the following is the MOST likely cause of the cursor issue?
The screen is physically damaged.
The screen rotation is incorrect.
the touch-pen battery is depleted.
The screen needs to be recalibrated.
The screen needs to be recalibrated.
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
Which of the following options provides correct information about 2.4GHz and 5GHz wireless frequencies (Choose two.)
2.4GHz has less interference. 5GHz transmits in lower speed.
2.4GHz penetrates solid objects more effectively. 5GHz provides faster data connections.
2.4GHz has a higher data rate. 5GHz has 23 channels.
2.4GHz has 11 channels. 5GHz has no data interference.
2.4GHz has a higher coverage area. 5GHz has higher bandwidth.
2.4GHz has a higher bandwidth. 5GHz has lower transmit power.
2.4GHz penetrates solid objects more effectivley. 5GHz provides faster data connections
2.4GHz has a higher coverage area. 5GHz has higher bandwidth.
A technician is tasked with upgrading a laptop’s RAM. Which of the following steps should the technician take FIRST?
Confirm that both the current and new memory are from the same brand.
Run a diagnostic test on the current memory.
Verify the memory requirements of the motherboard
Connect an electrostatic discharge strap.
Verify the memory requirements of the mother board.
A startup is looking to immediately expand its data center but does not have the personnel or space to manage everything internally. The organization has multiple small offices and remote users with large computational and storage-solution requirements. Funding is not an issue for the company.
Which of the following can BEST accomplish the company’s goals?
SaaS
IaaS
ISP
SDN
IaaS (Infrastructure as a Service)
IaaS would allow for robust storage and computational solutions without having to manage physical servers
A technician is configuring a new CAD workstation that has four large hard drives. The workstation will be used to edit large, critical files, so the storage configuration should be both FAST and REDUNDANT. Which of the following RAID levels BEST meets these requirements?
0
1
5
10
RAID 10
Data is mirrored between two disks and then striped across multiple disks for faster performance. This provides the benefit of both speed and redundancy. If one disk fails, the data can still be retrieved from the other disk in the mirror.
A technician receives a ticket that states a mobile payment device is having issues with its contactless payment feature. the device is not detecting payment options. Which of the following is the MOST likely cause of the issue?
NFC
Bluetooth
Wi-Fi
Lightning adapter
NFC
A technician is troubleshooting an old system that randomly shows a Windows BSOD (Blue Screen of Death) or powers off enexpectedly. All system temperatures are within normal limits. Which of the following should the technician do NEXT?
Visually inspect the motherboard capacitors.
Verify all case fans are operational
Check that the BIOS versions supports the installed CPU.
Compare the software requirements with the installed RAM.
Visually inspect the motherboard capacitors.
The technician should visually inspect the motherboard capacitors as this is a common issue for random Windows BSOD or unexpected power
off.
A user calls the help desk for assistance configuring an Android phone with a new NFC-enabled speaker that will be used for an upcoming conference call. The user was unable to direct the phone’s audio to the NFC speaker. Which of the following sequences should the help desk technician walk the customer through to accomplish this task?
Enable NFC on the speaker. Ensure the speaker is less than 33ft (10m) from the Android phone. On the phone’s Bluetooth settings menu for
Connected Devices, select Pair New Device. Tap to accept the connection to the speaker when the prompt
is displayed on the phone’s screen.
Enable NFC and Bluetooth on the Android phone. From the Android phone’s Bluetooth settings menu for Connected Devices, select the Previously Connected Devices option. Select a listed device that most closely matches the speaker. Tap to accept the connection to the
speaker when the prompt is displayed on the phone’s screen.
Enable NFC and Bluetooth on the Android phone. Tap and hold the Android phone to the spot on the speaker where the NFC logo is
displayed. Accept the connection to the speaker when the prompt is displayed on the phone’s screen.
Enable Wi-Fi on the speaker. Enable Wi-Fi on the Android phone. Tap and hold the Android phone to the spot on the speaker where the NFC
logo is displayed. Accept the connection to the speaker when the prompt is displayed on the phone’s screen.
Enable NFC and Bluetooth on the Android phone. Tap and hold the Android phone to the spot on the speaker wher ethe NFC logo is displayed. Accept the connection to the speaker when the prompt is displayed on the phone’s screen.
A user wants a second monitor insatlled on a laptop. The VGA/DVI or HDMI cables have already been connected. Which of the following should the technician do to configure the laptop to show both screens?
Power cycle the laptop
Plug in the monitor to the USB port
Adjust the monitor display settings.
Power cycle the monitor.
Adjust the monitor display settings.
A technician is troubleshooting intermittent fuzzy video on a computer using a VGA to DisplayPort adapter to connect to a monitor. The monitor
with a VGA connector was previously working fine for another user. The technician replaces the adapter; however, the issue persists.
Which of the following should the technician do NEXT?
Use another brand of VGA to DisplayPort adapter.
Research the issue further and formulate a new hypothesis to test.
Ask the user additional clarifying questions regarding the issue.
Document the action taken and the outcome.
Research the issue further and formulate a new hypothesis to test.
A user on the marketing team users various multimedia applications that consume a lot of memory. The user needs to install more RAM to run these applications effectively. When the user opens the computer case, the user sees four slots in two sets of colors. Which of the following memory types is MOST likely required?
Dual-channel
Triple-channel
Single-channel
Quad-channel
Error correction code RAM
Dual-Channel
Dual-channel motherboard might have four DIMM slots arranged in color-coded pairs.
Each pair represents one channel.
Which of the following allows all VMs in a virtual environment to have RAM allocated for use?
Measured service
Containerization
Synchronization
Resource pooling
Resource Pooling
Resource pooling chooses how much of a physical resource to allocate to each VM
Which of the following 802.11 standards supports both 5GHz and 2.4GHz channel frequencies?
802.11a
802.11ac
802.11b
802.11g
802.11ac
A hardware technicain is configruing a laptop, and the network administrator requires the network settings to be static. The technician successfully pings the servers by IP address but cannot ping the UNC path. Which of the following is the cause of this issue?
Domain Name System
Gateway
Subnet
IP address
Domain Name System
When the technician can ping servers by IP address but cannot ping by UNC path, it means that the laptop is able to connect to the network, but
is having trouble resolving the names of the servers using DNS. The UNC path uses server names instead of IP addresses, so if the DNS is not
configured correctly, the laptop will not be able to resolve the names and connect to the servers.
