Chapter 1: The World of Wireless
TRUE/FALSE 1. Wireless networks can be considered a disruptive technology because they have a profound impact on society. ANS: T
PTS: 1
REF: 3
2. A wireless signal is not confinged to a cable and is therefore a security concern. ANS: T
PTS: 1
REF: 16
3. SOHO businesses are not likely to benefit from wireless data communications because of the substantial costs of setting up a wireless network. ANS: F
PTS: 1
REF: 5
4. Latency is a phenomenon with wireless networks that cause packets to move through a wireless network faster than on a wired network. ANS: F
PTS: 1
REF: 17
5. A WPAN has a shorter transmission distance than a WLAN. ANS: T
PTS: 1
REF: 21
MULTIPLE CHOICE 1. Which of the following is a wireless technology that is composed of 27 earth-orbiting satellites that allow precise positioning of equipment. a. BlueTooth c. GPS b. Wi-fi d. RFID ANS: C
PTS: 1
REF: 6
2. Which of the following is a geographic location that is served by a wireless data system and provides network access to mobile users? a. RFID tag c. WMS b. hotspot d. GPS ANS: B
PTS: 1
REF: 13
3. What is a ‗last mile connection?‘ a. the connection that begins at an Internet service provider, goes through the local neighborhood, and ends at the home or office b. the connection between a wireless router and a cable modem c. the connection that begins at a satellite stationed at 5280 feet and ends at an ISP d. the connection between a WAN device and a LAN device ANS: A
PTS: 1
REF: 14