Mobile Devices Flashcards
Which two battery types can most commonly be found in mobile devices?
- Nickel-Iron (Ni-Fe)
- Lithium-ion (Li-ion)
- Nickel-Metal Hydride (Ni-MH)
- Lithium-ion Polymer (LiPo)
- Nickel-Cadmium (Ni-Cd)
Lithium-ion (Li-ion)
Lithium-ion Polymer (LiPo)
What is the most common memory module form factor type used in laptops?
- ECC RAM
- DIMM
- SODIMM
- CRIMM
SODIMM
Which type of expansion card enables communication in 802.11 networks?
- WLAN
- Riser Card
- WPAN
- WWAN
WLAN - Wireless Local Area Network
Which of the following expansion cards refers to a laptop’s Bluetooth module?
- WWAN
- WLAN
- Riser Card
- WPAN
WPAN - Wireless Personal Area Network refers to a laptop’s Bluetooth module.
What are the characteristic features of In-Plane Switching (IPS)? (Select 3 answers)
- High Color Quality
- Fast response time
- Wide Viewing Angles
- Low color quality
- Slow response time
- Low viewing angle
- High Color Quality
- Wide viewing angles
- Slow response time
Which of the following answers describe the Twisted Nematic (TN) technology? (Select 3 answers)
- Low viewing angles
- Fast response times
- Low color quality
- High color quality
- Slow response times
- Wide viewing angles
- Low viewing angles
- Fast response times
- Low color quality
Vertical Alignment (VA) display technology can be characterized by: (Select 3 answers)
- High contrast ratios
- Low color quality
- Good viewing angles
- Low contrast ratios
- Good color quality
- Low viewing angles
- High contrast ratios
- Good viewing angles
- Good color quality
What are the characteristic features of an OLED display? (Select 3 answers)
- Works without backlight
- Inferior contrast ratio and color representation in comparison to LCDs
- Lower light output (brightness) in comparison to LCDs
- Display type commonly used in modern laptop devices
- Better contrast ratio and color representation in comparison to LCDs
- Requires backlight to illuminate the screen
- Lower cost in comparison to LCDs
- Higher light output (brightness) in comparison to LCDs
- Works without backlight
- Lower light output (brightness) in comparison to LCDs
- Better contrast ratio and color representation in comparison to LCD
Which of the following answers refer to the function of digitizer? (Select 3 answers)
- Translates analog data into a format suitable for computer processing
- A type of output device
- Component of a mobile device’s screen that allows to control the device with a stylus or fingertip
- An example of media converter
- A type of input device
- Translates analog data into format suitable for computer processing
- Component of a mobile device’s screen that allows to control the device with a stylus or fingertip
- A type of input device
Which of the answers listed below describe the function of a laptop’s inverter? (Select 2 answers)
- Converts AC power into DC power ( Your answer)
- Used for supplying voltage to backlights in older types of LCD panels
- Converts DC power into AC power
- Used for supplying voltage to backlights in OLED displays
- Used for supplying voltage to backlights in older types of LCD panels
- Converts DC power into AC power
Examples of USB ports that can be found on mobile devices include: (Select 3 answers)
- USB-C
- Micro-USB
- USB Type-A
- Mini-USB
- USB Type-B
- USB-C
- Micro-USB
- Mini-USB
A popular, short-range wireless technology used for connecting various personal devices in a WPAN is known as:
- 802.11
- NFC
- Bluetooth
- Z-Wave
- Bluetooth is also known as WPAN: Wireless Personal Area Network
Which of the following answers refer to the 2G/3G mobile telecommunications standards? (Select 2 answers)
- CDMA
- NFC
- CWDM
- GSM
- CSMA
- CDMA
- GSM
The latest standard for mobile telecommunications is known as:
- 3G
- 4G
- 5G
- 6G
- 5G telecommunications is the latest standard.
A database on a mobile device containing bands, sub-bands and service provider IDs allowing the device to establish connection with the right cell phone tower is called:
- PRL
- RIS
- PRI
- PII
- PRL (Preferred Roaming list) is a database residing in a wireless (usually CDMA) device that contains information used during the system selection and acquisition process.
