Exam 7: Wireless Networking

A(n) ____ local area network is a network in which devices use high-frequency radio waves to communicate with a base station, which is connected to the Internet.

Bluejacking is the most dangerous threat to a Bluetooth device.

Because infrared uses ____ waves to carry data, it doesn't interfere with technologies that use radio waves.

Bluetooth devices can be made invisible to other people, a feature called ____ mode.

The ____ is a not-for-profit organization that certifies interoperability of Wi-Fi products and promotes Wi-Fi as a standard for wireless LANs.

WiMAX network in a metropolitan area -In the accompanying figure, "B." represents a WiMAX ____________________.

City-wide wireless networks are often called ____.

Like most people of her generation, Martha has used cell phones for years. But she never gave much thought to the details of the technology. Now that she has graduated from college and is about to join the workforce, she's trying to determine what kind of cellular technology will be most useful to her. -Martha is a big fan of text-messaging. While usually she's used it for personal messages, she can see many advantages for text messaging in the workplace. She learns that it became available when SMS was introduced in ____ wireless networks.

Source: Motorola Archives -The accompanying figure shows a(n) ,2G wireless device that transmits voice data only. _________________________

WiMAX stands for ____.

Name the four current Wi-Fi standards, the range of each, and the data transfer rate of each.

-In the accompanying figure, Box "B." would correctly show a range of up to ____ feet.

A personal ____________________ assistant is a handheld computer that can send and receive wireless telephone and fax calls, act as a personal organizer, perform calculations, and store notes.

SMS is no longer one of the most widely used and popular forms of communication methods, having been replaced in 1994 by PCS.

WPA uses a(n) ____________________ key to encrypt data so that your key isn't broadcast before your data is encrypted.

Like most people of her generation, Martha has used cell phones for years. But she never gave much thought to the details of the technology. Now that she has graduated from college and is about to join the workforce, she's trying to determine what kind of cellular technology will be most useful to her. -Martha has seen the advantages of 3G technology, with its increased speed and Internet support. She is curious about the cost of building such a network, and discovers that the estimated cost of building a 3G network in Europe was ____. She can only imagine the cost in the United States!

WPA is a standard that was developed by the World Wide Web Consortium to address inherent weaknesses in WEP. _________________________

The hotspot created by MiFi is password protected and can be used to connect Wi-Fi devices located within ____ feet of the MiFi device to the Internet.

A wireless router or access point broadcasts its service set identifier (SSID) as a way of identifying the network's name.

A(n) dual band access point makes it possible to connect any wireless device to the same access point. _________________________