sample questions related to wireless standards Flashcards
Which IEEE standard operates at 5 GHz and has a maximum data rate of 54 Mbps?
A) 802.11a
B) 802.11b
C) 802.11g
D) 802.11n
What is the maximum data rate of the 802.11b wireless standard?
A) 11 Mbps
B) 54 Mbps
C) 600 Mbps
D) 1 Gbps
Which wireless standard operates on both the 2.4 GHz and 5 GHz frequency bands and supports MIMO technology?
A) 802.11a
B) 802.11b
C) 802.11g
D) 802.11n
What is the primary advantage of the 802.11ac standard over 802.11n?
A) Higher data rates
B) Lower power consumption
C) Better security
D) Wider coverage area
Which of the following standards is known as Wi-Fi 6 and operates at 2.4 GHz and 5 GHz with improved efficiency and performance?
A) 802.11ac
B) 802.11ax
C) 802.11n
D) 802.11g
Which wireless standard introduced the use of Multiple Input Multiple Output (MIMO) technology?
A) 802.11a
B) 802.11b
C) 802.11g
D) 802.11n
What frequency band does the 802.11g standard operate on?
A) 2.4 GHz
B) 5 GHz
C) Both 2.4 GHz and 5 GHz
D) 900 MHz
Which of the following standards is known for having the highest maximum data rate
A) 802.11a
B) 802.11b
C) 802.11g
D) 802.11ac
What is the maximum channel bandwidth supported by the 802.11ac standard?
160 MHz
Which wireless standard is backward compatible with 802.11b and operates at 2.4 GHz?
A) 802.11a
B) 802.11g
C) 802.11n
D) 802.11ac
What is the primary benefit of the 802.11ax standard over previous standards?
Also known as Wi-Fi 6
Improved efficiency and performance in dense environments
Which wireless standard is also known as Wi-Fi 5?
B) 802.11ac
what does MIMO stand for in wireless communications
Multiple-Input Multiple-Output in wireless communications. It is a technology that uses multiple antennas at both the transmitter and receiver ends to improve communication performance. By leveraging multiple antennas, MIMO can increase data throughput and link reliability, making it a key feature in modern wireless communication standards like IEEE 802.11n and 802.11ac
How does MIMO improve the reliability of wireless communication?
A) By increasing the signal power
B) By using multiple antennas to reduce interference
C) By decreasing the bandwidth
D) By simplifying the modulation scheme
Which wireless standard first introduced MIMO technology?
802.11n
What is the main advantage of using MIMO technology in wireless networks?
A) Increased power consumption
B) Higher data rates
C) Reduced signal range
D) Simplified network design
Which technology does MIMO primarily utilize to improve wireless communication performance?
A) Frequency Division Multiplexing
B) Time Division Multiplexing
C) Multipath Propagation
D) Code Division Multiplexing
What is the role of MIMO in 5G networks?
A) To reduce latency
B) To increase coverage area
C) To enhance data throughput and capacity
D) To simplify network architecture
