Mobile devices Flashcards
learn questions that was missed
Which of the following is a disadvantage of using a Lithium Ion (Li-Ion) battery over a Nickel Metal Hydride (NiMH) battery?
Li-Ion batteries have a shorter lifespan than NiMH batteries
Which of the following battery types is the MOST expensive?
Lithium Ion (Li-Ion)
Which of the following battery types has the greatest need to be completely drained before being recharged?
Nickel Cadmium (NiCad)
After replacing a laptop touchpad, a technician finds that the touchpad does not move the cursor. However, the attached USB mouse does.
Which of the following actions should the technician perform before opening the laptop case to re-check the connection?
Unplug the USB mouse and re-check touchpad movements.
A technician is tasked with replacing an internal laptop hard drive.
Which of the following hard drive standards is of MOST concern when selecting a replacement that is compatible with the laptop?
The hard drive’s form factor
You need to replace the hard disk in your laptop computer. Which of the following hard drive sizes should you choose for the laptop?
2.5”
A technician is tasked with replacing a Wi-Fi antenna in a laptop computer.
Which of the following places is the antenna MOST likely to be located in?
Around the laptop’s bezel
You are a technician tasked with replacing the processor in a client’s laptop. The laptop has been experiencing overheating issues and the client suspects the processor might be the cause.
After opening the laptop, you notice that the processor is soldered onto the motherboard.
What which of the following would be the BEST next step?
Advise the client to purchase a new laptop.
You are putting together a system for a graphic artist and need to make sure that you find a display that meets their needs. The display needs to have very good color reproduction quality and viewing angles. The display also needs to have proper cooling and be power-efficient.
Which of the following display types will MOST likely meet these needs?
LCD display with IPS panel.
Match each LCD type with the corresponding benefit or characteristic.
The least expensive, thinnest, and most widely used type of LCD.
WLED
Match each LCD type with the corresponding benefit or characteristic.
Able to dim specific regions of the screen.
Full-array WLED
Match each LCD type with the corresponding benefit or characteristic.
Produces better colors than WLED (consumes more energy).
CCFL
Which of the following LCD display technologies is the BEST choice for use on touchscreen displays?
In-plane switching (IPS)
You have recently been given an older laptop to use for performing basic tasks such as sending emails and editing documents.
However, when the display changes from one color to another, you notice that there is some distortion in the image.
Which of the following LCD technology types is MOST likely being used for the LCD display?
Vertical alignment (VA)
You are troubleshooting a malfunctioning notebook computer system. The user has indicated that the LCD screen suddenly became dark and difficult to read while they were downloading a large file through the wireless network while the system was plugged in at their desk. You have checked the system and determined that the backlight has stopped working.
Which of the following are the MOST likely causes? (Select two.)
The inverter in the LCD assembly has malfunctioned.
The cold cathode fluorescent lamp (CCFL) has burned out and needs to be replaced.
