Exam 8: Wireless, Mobile Computing, and Mobile Commerce

The main problem with Project Fi is that it is completely insecure since it uses Wi-Fi hotspots.

Mobile computing has two major characteristics that differentiate it from other forms of computing: pervasiveness and broad reach.

________ satellites are used to run the GPS system.

A mobile wallet is an app used for making financial transactions.

________ satellites move a little relative to a point on the Earth.

________ cellular networks used digital signals primarily for voice communications and provided data communication up to 10 Kbps.

Susan takes her car to the gas station and taps her phone to the gas pump in order to pay. Susan is using ___________.

LEO satellites have the longest orbital life.

A 4G system is expected to provide a secure all-IP-based mobile broadband system to all types of mobile devices.

________ satellites require only low-power transmitters.

________ have a wingspan of a Boeing 737, fly at altitudes above 60,000 feet and stay aloft for three months at a time.

________ transmission systems have signals that pass through walls but they are susceptible to snooping unless encrypted.

___ transmission systems make use of communication satellites.

___ occurs when the functions of many physical devices are included in one other physical device.

A large number of ________ satellites are needed for global coverage.

________ satellites are the least expensive to build and launch.

Explain the dematerialization process of your smartphone. What are the downsides of your smartphone? Consider your personal life as well as how your future employer or business will be impacted. NOTE: This is not simply an opinion question.

RFID was developed to replace ________.

GPS uses the known speed of the signals and distance from ________ satellite(s) to find the location of a receiving station or user.

You have satellite TV. Providers use ________ satellites to get this service to you.