Domain 1: Mobile Devices Flashcards
What are the differences between HDDs and SSDs?
HDDs = magnetic disk, cheaper, slower, high capacity
SSDs = solid-state, faster, more durable, more expensive
What are the differences between RDIF and NFC?
RDIF = works at longer range. usually one-way communication. common in warehouses and access cards.
NFC = short range communication only. secure, two-way communication. common in phones, payments.
Features of TN display
Twisted Nematic display:
Fast response times (ideal for gaming)
poor washed-out colors
poor viewing angles
cheapest cost
Features of VA display
Vertical alignment display
best contrast
better color than TN, not as good as IPS
better viewing angles than TN, worse than IPS
slower response times than TN and IPS
medium cost
Features of IPS
In-plane switching display
best color accuracy
excellent viewing angles
slower response time than TN, but better than VA
lower contrast ratio
most expensive
Key words associated with display types
TN = Speed > quality
VA = Contrast > speed
IPS = Color + viewing angles > everything
Two types of SSD form factors used for laptops:
1.8, 2.5
Features of OLED Display
Works without backlight
Lower light output (brightness) in comparison to LCDs
Better contrast ratio and color representation in comparison to LCDs
Burn-in
A permanent computer display screen discoloration caused by displaying the same static image for extended periods of time
Stuck pixel
A tiny spot on an LCD monitor display screen that permanently remains black when it should be activated and displaying color
A dim display on a laptop LCD might indicate a problem related to:
backlight, inverter
Mobile Devices can be used for creating wireless/cellular data network with the use of:
Hotspot, tethering, Bluetooth
What is MAM?
MAM is mobile application management. It is a type of security and control solution that manages specific apps on mobile devices rather than the entire device itself.
What is a common fix for a cursor drift?
calibration
