Exam 7: Networks: Mobile Business

How do TCP and IP differ?

The network providers include ISP, NSP, and RSP.

What technology makes possible high-speed Internet access over ordinary residential electrical lines and offers an alternative to DSL or high-speed cable modems?

Which business application is a satellite-based navigation system providing extremely accurate position, time, and speed information?

Broadband over power line (BPL)technology makes possible high-speed Internet access over ordinary residential electrical lines and offers an alternative to DSL or high-speed cable modems.

Secure sockets layer (SSL)is a combination of HTTP and SSL to provide encryption and secure identification of an Internet server.

What is an RFID reader (RFID interrogator)?

What are the four wireless communication network categories?

Which of the below offers a common example of a WAN?

A satellite is a space station that orbits the Earth, receiving and transmitting signals from Earth-based stations over a wide area.

What are the two most prevalent types of broadband access?

Companies can establish direct private network links among themselves or create private, secure Internet access, in effect a private tunnel within the Internet, called an extranet.

What represents the loss of a network signal strength measured in decibels (dB)and occurs because the transmissions gradually dissipate in strength over longer distances or because of radio interference or physical obstructions such as walls.

A domain name system (DNS)converts IP addresses into domains, or identifying labels that use a variety of recognizable naming conventions.

What is a space station that orbits the Earth receiving and transmitting signals from Earth-based stations over a wide area?

What represents a north/south measurement of position?

A wireless access point (WAP)enables devices to connect to a wireless network to communicate with each other.

Telecommuting (virtual workforce)allows users to work from remote locations such as home or hotel using high-speed Internet to access business applications and data.

RFID reader (RFID interrogator)is a transmitter/receiver that reads the contents of RFID tags in the area. A RFID system is comprised of one or more RFID tags, one or more RFID readers, two or more antennas.

A wide area network (WAN)connects a group of computers in close proximity, such as in an office building, school, or home.