Mobile Networking Flashcards
Which cellular WAN technology introduced the concept of the SIM card?
CDMA
GSM
EDGE
GSM
Global System for Mobile (GSM) introduced the SIM card
GSM, EDGE, and LTE all use which of the following? (Select two.)
SIM cards
CDMA
TDMA
NFC
SIM cards
TDMA
GSM, Enhanced Data rates for GSM Evolution (EDGE), and Long Term Evolution (LTE) all use SIM cards and time-division multiple access (TDMA)
A thermostat that you can control remotely with an app on your smartphone would certainly fit under which of the following?
BYOD
Bluetooth
IoT
IoT
Many devices in the smart home are part of the Internet of Things
You can reduce the vulnerability of your cell phone when automatically connecting to open SSIDs by:
Requiring HTTPS
Disabling WPA
Forgetting all wireless networks
Requiring HTTPS
Requiring HTTPS can reduce the vulnerability of cell phones when connecting to open wireless networks
Which of the following does a classic hotspot require? (Select two.)
Bluetooth
802.11
Cellular WAN
NFC
802.11
Cellular WAN
Classic hotspots require both 802.11 and cellular WAN access
In order to pair to another Bluetooth device, it must be set into _______________ mode.
PIN
Discoverable
Master
Discoverable
Bluetooth devices need to be in discoverable mode to pair
A Bluetooth PIN code is at least _______________ digits long.
3
4
6
4
Bluetooth PINs are four digits long
NFC tags are always:
Passive
Encoded
Spherical
Passive
Near field communication (NFC) tags are always passive
All tap-to-pay services use which networking technology?
Bluetooth
ANT+
NFC
NFC
Tap-to-pay services use NFC
A TV remote control most likely uses which of the following network technologies?
RFID
NFC
Infrared
Infrared
TV remotes typically use infrared technology
Which of the following probably uses the least power?
ANT+
RFID
Bluetooth
ANT+
ANT+ is miserly with power use
In which deployment model does the company own all devices, issue whichever device it chooses to a given employee, and retain control of which apps are installed?
BYOD
COBO
COPE
COBO
In the corporate-owned business-only (COBO) model, the company owns and controls all devices absolutely
