CompTIA Network+ Certification Exam N10-007 Practice 8
The IEEE 802.11a standard specifies a channel bandwidth of:
20 MHz
The IEEE 802.11g standard specifies a channel bandwidth of:
20 MHz
Which of the answers listed below refers to a channel bandwidth used in 802.11b networks?
22 MHz, 80 MHz
Which IEEE standard provides the implementation basis for most modern WLANs?
IEEE 802.11
Which of the answers listed below refers to a short distance, line-of-sight technology used for example in home remote controls?
IR
A type of limited-range computer network used for data transmission among various types of personal devices is generally referred to as:
PAN
An emerging field of new technologies, such as wearable tech or home automation is known as:
IoT
A popular, short-range wireless technology used for connecting various personal devices in a WPAN is called:
Bluetooth
Which of the following answers refers to a bus topology network first developed for use in vehicles?
CAN
Which of the following answers refers to a channel access method used in 3G cellular networks?
CDMA
Which of the following wireless technologies enables identification and tracking of tags attached to objects?
RFID
A dedicated local network consisting of devices providing data access is called:
SAN
Which of the answers listed below refers to a channel access method used in 2G GSM networks?
TDMA
Long Term Evolution (LTE) is a wireless communications standard for mobile devices and wireless hotspots. LTE offers significant improvements in terms of speed when compared to the older generation of 3G cellular networks. LTE and its later revision LTE-Advanced (LTE-A) are often marketed as 4G standards.
True
Which of the following answers refer to the IEEE 802.11b wireless standard? (Select 3 answers)
-2.4 GHz frequency range, -Maximum data signaling rate of 11 Mbps, -Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method
Which of the following answers refers(s) to the feature(s) of the IEEE 802.11ac wireless standard? (Select all that apply)
-5.0 GHz frequency band, -Maximum data signaling rate of up to 6.77 Gbps, -Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method, -Multi-User Multiple Input / Multiple Output (MU-MIMO)
Which of the answers listed below refer to the characteristic features of the IEEE 802.11a wireless standard? (Select 3 answers)
-Maximum data signaling rate of 54 Mbps, -5.0 GHz frequency band, -Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method
What are the characteristics of the IEEE 802.11g wireless standard? (Select 3 answers)
-Maximum data signaling rate of 54 Mbps, -Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method, -2.4 GHz frequency range
The characteristic features of the IEEE 802.11n wireless standard include: (Select all that apply)
-Multiple Input / Multiple Output (MIMO) -2.4 GHz frequency band, 5.0 GHz frequency band, -Maximum data signaling rate of up to 600 Mbps, -Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method
Frequency bands used by 802.11 networks include: (Select 2 answers)
5.0 GHz, 2.4 GHz
Which of the following answers refers to a wireless connectivity technology used for monitoring sensor data collected from low-powered sports and fitness equipment?
ANT+
Which type of technology enables contactless payment transactions?
NFC
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
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 answers listed below refers to a wireless protocol designed to provide communication between appliances in a home automation network?
Z-Wave