Section: Wireless Networking
Which of the following channel options would allow three Wireless Access Points (WAPs) to be set up on non-overlapping channels?
1, 6, 11
Which of the following frequency bands can be used by IEEE 802.11 networks? (Select all that apply)
2.4 GHz, 5.0 GHz
What is the channel bandwidth specified in the IEEE 802.11a standard?
20 MHz
Which of the following channel bandwidths is specified in the IEEE 802.11g standard?
20 MHz
The IEEE 802.11n standard specifies available channel bandwidth options of: (Select 2 answers)
20 MHz, 40 MHz
Which of the following describes the IEEE 802.11ac channel bandwidth option(s)?
20 Mhz, 40 MHz, 80 MHz, 160 MHz
Which of the following is a channel bandwidth used in 802.11b networks?
22 MHz
Which of the following answers describe features of the IEEE 802.11ac wireless standard? (Select 3 answers)
5.0 GHz frequency band, Maximum data signaling rate up to 6.77 Gbps, Multi-user Multiple input/Multiple output (MU-MIMO)
The IEEE 802.11g standard is backwards compatible with:
802.11b
The IEEE 802.11n standard offers backward compatibility with: (Select all that apply)
802.11g, 802.11b, 802.11a
A popular, short-range wireless technology used for connecting various personal devices in a WPAN is known as:
Bluetooth
What are characteristic features of satellite Internet connections? (Select 3 answers)
High signal latency, Interference (weather dependent), Relatively high cost in comparison to terreestrial links
A wireless network Access Point (AP) or site offering public wireless Internet access is commonly called a:
Hotspot
Which of the following are ways of creating a wireless/cellular data network by using a mobile device? (Select 3 answers)
Hotspot, Tethering, Bluetooth
Which of the following IEEE standards provides the basis for implementing most modern WLANs?
IEEE 802.11
Which of the following is a short distance, line-of-sight technology used in products such as home remote controls?
IR
Which of the following best describes the disabling of an SSID broadcast?
IT makes a WLAN harder to discover
What are the characteristic features of the IEEE 802.11b wireless standard? (Select 2 answers)
Maximum data signaling rate of 11 Mbps, 2.4 GHz frequency range
Which of the following answers apply to the IEEE 802.11g wireless standard? (Select 2 answers)
Maximum data signaling rate of 54 Mbps, 2.4 GHz frequency range
Which of the following answers apply to the IEEE 802.11a wireless standard? (Select 2 answers)
Maximum data signaling rate of 54 Mbps, 5.0 GHz frequency band
Which of the following are characteristic features of the IEEE 802.11n wireless standard? (Select all that apply)
Multiple input/multiple output (MIMO), 2.4 GHz frequency band, 5.0 GHz frequency band, Maximum data signaling rate up to 600 Mbps
Which type of technology enables contactless payment transactions?
NFC
Which of the following is a security feature used in Bluetooth device pairing?
PIN Code
The process of establishing a connection between Bluetooth devices (e.g. between a Bluetooth enabled headset and a Bluetooth-enabled phone) is known as:
Pairing
Which of the following wireless technologies enables identification and tracking of tags attached to objects?
RFID
What are the characteristic features of a WPA/WPA2 Enterprise mode? (Select 2 answers)
Suitable for large corporate networks, Requires READIUS authentication server
Which of the following refers to the capability of a mobile device to share its Internet connection with other devices?
Tethering
The term "Airplane mode" refers to a device function that allows a user to disable wireless transmission capability.
True
The term "Channel bonding" refers to a technique that allows for combining adjacent channels to increase the amount of available bandwidth.
True
Which of the following wireless security protocols has been discouraged in favor of newer standards due to known vulnerabilities resulting from implementation flaws?
WEP
Which wireless network type has a design that uses mesh topology?
WMN
Which of the following is the best method to secure a small network lacking an authentication server?
WPA-2 Enterprise
Which of the following WAN technologies uses cell towers that provide wireless signal coverage for mobile devices?
WWAN
Which of the following is a long-distance line-of-sight Internet service?
WiMAX
Which of the following refer to IoT technologies designed to permit communication between appliances in a home automation network? (Select 2 answers)
Z-Wave, Zigbee
Setting up a wireless network to operate on a non-overlapping channel allows multiple networks to coexist in the same area without causing interference.
True
