Podcast
Questions and Answers
What is the maximum distance between devices in a wireless personal area network (WPAN)?
What is the maximum distance between devices in a wireless personal area network (WPAN)?
- 175 feet
- There is no maximum distance for a WPAN (correct)
- 3 city blocks
- 33 feet
Which of the following statements is true regarding Bluetooth?
Which of the following statements is true regarding Bluetooth?
- It was originally designed to replace wires with radio-based technology (correct)
- It consumes a large amount of power
- It is a WWAN technology
- It cannot support ad hoc connections
What are the typical transmission speeds for WLANs?
What are the typical transmission speeds for WLANs?
- 11 Mbps
- 600 Mbps
- 54 Mbps
- 108 Mbps (correct)
Which of the following is an example of a WMAN technology?
Which of the following is an example of a WMAN technology?
What is a cellular wireless data network technology that allows users to access the Internet?
What is a cellular wireless data network technology that allows users to access the Internet?
Which wireless network has a maximum speed of 350 Mbps and a coverage area of 350 feet?
Which wireless network has a maximum speed of 350 Mbps and a coverage area of 350 feet?
What type of network interface allows connection by cable to a standard wired network?
What type of network interface allows connection by cable to a standard wired network?
Which type of access point does not need individual cable connections but instead communicates wirelessly with the next closest device?
Which type of access point does not need individual cable connections but instead communicates wirelessly with the next closest device?
What is the purpose of a wireless workgroup bridge?
What is the purpose of a wireless workgroup bridge?
What term is used to describe an up-and-down wave illustrating cycles?
What term is used to describe an up-and-down wave illustrating cycles?
What is the distance between peaks of an electromagnetic wave called?
What is the distance between peaks of an electromagnetic wave called?
What is a million cycles per second referred to as?
What is a million cycles per second referred to as?
What organization certifies that wireless products adhere to the IEEE standards to ensure product interoperability?
What organization certifies that wireless products adhere to the IEEE standards to ensure product interoperability?
Which of the following is not an advantage of standards?
Which of the following is not an advantage of standards?
What type of standards are those set by an official body called?
What type of standards are those set by an official body called?
In the current IEEE WLAN standard, what is the IEEE standard number?
In the current IEEE WLAN standard, what is the IEEE standard number?
According to IEEE 802.11, what can be used in a WLAN for transmission?
According to IEEE 802.11, what can be used in a WLAN for transmission?
What type of data rate is not associated with IEEE 802.11b?
What type of data rate is not associated with IEEE 802.11b?
What is the purpose of RSSI according to the text?
What is the purpose of RSSI according to the text?
What can cause an RF signal to be 'soaked up'?
What can cause an RF signal to be 'soaked up'?
What is the difference between refraction and diffraction?
What is the difference between refraction and diffraction?
What is Free Space Path Loss (FSPL) caused by?
What is Free Space Path Loss (FSPL) caused by?
What is a picosecond?
What is a picosecond?
What occurs when a multipath signal arrives 180 degrees out of phase?
What occurs when a multipath signal arrives 180 degrees out of phase?
What kind of unit of data has been passed down from a higher OSI layer to a lower layer but has not yet been encapsulated by that lower layer?
What kind of unit of data has been passed down from a higher OSI layer to a lower layer but has not yet been encapsulated by that lower layer?
What is a restriction that applies to A-MPDUs?
What is a restriction that applies to A-MPDUs?
What is NOT an option for addressing differences in frame size?
What is NOT an option for addressing differences in frame size?
In which mode will an IEEE 802.11a/b/g device NOT be able to access the AP?
In which mode will an IEEE 802.11a/b/g device NOT be able to access the AP?
What type of frames are used to set up the initial communications between a device and the access point?
What type of frames are used to set up the initial communications between a device and the access point?
What happens if a probe request frame contains a null value?
What happens if a probe request frame contains a null value?
