Exam 6: Collaboration Tools and Wireless Networks

Intel is making its Centrino laptop computers WiMAX-enabled and is partnering with Clearwire to push the technology even further ahead.

The distance between the WiMAX tower and antenna for the line-of-sight option can be as great as ____________________ miles.

Transmissions in a line-of-sight service are in the ____frequency range,making the line-of-sight option much faster than non-line-of-sight service.

The frequency at which a signal is transmitted is measured in cycles per second called ____.

Access points and routers all use a network name called the ____.

CDMA systems can provide between 20 to 30 times the call carrying capacity of analog equipment.

____ is a key component of Intel's broadband wireless strategy to deliver innovative mobile platforms for "anytime,anywhere" Internet access.

Remote log-in allows users to connect to their office computer while they are away from the office.

A single WiMAX tower can provide up to 5,000 square miles of coverage,so only a few towers are needed to cover an entire city.

Wi-Fi uses a licensed spectrum to provide access to a network,typically covering only the network operator's own property.

The cell phone communications area is divided into ___________________ cells.

A(n)____ option for WiMAX is one in which a fixed-dish antenna points at the WiMAX tower from a rooftop or pole.

If you trust the wireless providers that operate in your area,you should set your wireless card to connect automatically to any available network.

The area covered by one or more interconnected wireless access points is called a ____.

Discuss why security is an important issue for Wi-Fi users.

_____ offers real-time,informal communications based on the often rapid exchange of typed messages.

All Wi-Fi equipment supports some form of ____________________ technology,which scrambles messages so that they cannot be read easily.

Discuss 4G.

___________________ software allows people to capture and record scheduled meetings and events.

Each cell phone service provider establishes its own ____ to manage communications across a number of cells.