Shared Flashcard Set

Details

3.5
Mobile Device Accessories
26
Computer Science
Post-Graduate
01/15/2017

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Cards

Term
Which mobile port is more likely to be found on an Apple device than an Android device?
Definition
Lightning
Term
Which communication feature of a mobile device allows the device to transfer information to other mobile devices that are within a few inches of it?
Definition
Near Field Communication (NFC)
Term
Unlike Apple, which uses the proprietary Lightning port for power, Android devices use which generic port type for power?
Definition
USB
Term
Which of the following connector types has the greatest connectivity distance?
Definition
Bluetooth
Term
What is the purpose of the International Mobile Equipment Identity (IMEI) number on a mobile device?
Definition
To uniquely identify the device in the Equipment Identity Register (EIR) database
Term
What is the process of automatically merging and updating common data that is stored on multiple devices known as?
Definition
Data synchronization
Term
Which of the following peripherals is most likely to have an infrared (IR) port?
Definition
Printer
Term
Users often purchase extra battery packs for their devices; however, there is a downside to having extra battery packs. What is the downside?
Definition
The battery packs also have to be charged
Term
Users who purchase docking stations for their mobile devices enjoy extended peripherals for their devices such as speakers, but also which other benefit?
Definition
Battery charging
Term
What device would allow a business to accept payments without access to a network cable or phone line?
Definition
A credit card reader
Term
Which form of mobile communication requires that devices be paired with one another?
Definition
Bluetooth
Term
Which type of port do Bluetooth devices use to connect to each other?
Definition
Logical
Term
Where is the International Mobile Subscriber Identity (IMSI) number found for a mobile phone that uses a Global System for Mobile Communications (GSM) or Long-Term Evolution (LTE) network?
Definition
On the Subscriber Identity Module (SIM) card
Term
Because mobile phones are relatively delicate and expensive devices, which of the following accessories are users urged to purchase?
Definition
Protective cover
Term
Which of the following is TRUE of most mobile device accessories?
Definition
They consume power from the device
Term
Which form of wireless communication does not pass through walls?
Definition
Infrared (IR)
Term
When a user tethers a computer to a phone for use as a personal hotspot, which type of connector is the user using to accomplish this?
Definition
Logical
Term
What does tethering mean in the context of mobile computing?
Definition
Allowing other devices to access the Internet through the mobile device’s Internet connection
Term
Which of the following is the best description of a micro Universal Serial Bus (micro USB) port?
Definition
A miniature version of the USB interface for connecting mobile devices
Term
How do NFC and Bluetooth compare?
Definition
NFC is slower than Bluetooth but it also consumes less power and does not require pairing
Term
What is the maximum range of Bluetooth?
Definition
30 meters or more
Term
What is the range of personal hotspots?
Definition
15 to 20 meters
Term
What is the potential range of IR?
Definition
10-15 meters
Term
What is the range of NFC?
Definition
Less than one meter
Term
What format is the IMSI always in?
Definition
-3 digits that indicate the country
-2 digits that indicate the mobile network
-Up to 10 digits that indicate the mobile station identification number
Term
What is the main disadvantage and advantage of IR?
Definition
IR is hard to intercept for attackers but devices in different rooms are unlikely to receive communications
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