A+ Cellular and Wi-Fi Standards Quiz

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3. Which cellular standard is designed for low-bandwidth, long-range IoT applications?

NB-IoT

5G NR

Wi-Fi 6

LTE-Advanced

4. True or False: All 5G devices must support millimeter wave (mmWave) frequencies.

True

False

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6. Which of the following are benefits of 5G technology? (Select all that apply)

Significantly higher data speeds

Lower latency than 4G

Requires no spectrum licensing

Better coverage in rural areas

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8. What is the primary advantage of beamforming in Wi-Fi 6?

Increases frequency bandwidth

Directs signal to specific devices for better performance

Eliminates interference completely

Reduces power consumption by 50%

9. Which Wi-Fi security standard replaced WEP and is still widely used today?

WPA

TKIP

Open

WEP2

10. True or False: LTE-M is designed for low-power IoT devices with reduced bandwidth requirements.

True

False

11. Which cellular standard introduced packet-switched data and is commonly referred to as 3G?

GSM

UMTS

CDMA

LTE

12. Which cellular technology is a backward-compatible upgrade to LTE?

LTE-M

5G NR

UMTS

GSM

13. What frequency range does Wi-Fi 6E extend to compared to standard Wi-Fi 6?

2.4 GHz only

5 GHz and 6 GHz

Sub-1 GHz

Millimeter wave

14. True or False: 5G networks can deliver latency as low as 1 millisecond.

True

False

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16. Which of the following is a characteristic of 4G LTE? (Select all that apply)

Peak download speeds up to 100 Mbps

Uses OFDM modulation

Operates only on 2.4 GHz frequency

Lower latency than 3G

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17. Wi-Fi 6 (802.11ax) provides theoretical maximum speeds of approximately how many Gbps?

3.5 Gbps

9.6 Gbps

54 Mbps

1.3 Gbps

18. Which Wi-Fi standard operates exclusively on the 5 GHz band?

802.11a

802.11b

802.11g

802.11n

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20. What is the primary frequency band used by 5G NR in most regions?

Sub-1 GHz

2.4 GHz

Millimeter wave (mmWave)

900 MHz

A+ Cellular and Wi-Fi Standards for Mobile Devices Quiz

1. The 2.4 GHz Wi-Fi band has ____ non-overlapping channels in most regions.

2.

What first name or nickname would you like us to use?

2. WPA3 improves upon WPA2 by introducing ____ encryption for individual data frames.

3. Which cellular standard is designed for low-bandwidth, long-range IoT applications?

4. True or False: All 5G devices must support millimeter wave (mmWave) frequencies.

5. The bandwidth of a single Wi-Fi 5 GHz channel is typically ____ MHz.

6. Which of the following are benefits of 5G technology? (Select all that apply)

7. OFDMA in Wi-Fi 6 allows for ____.

8. What is the primary advantage of beamforming in Wi-Fi 6?

9. Which Wi-Fi security standard replaced WEP and is still widely used today?

10. True or False: LTE-M is designed for low-power IoT devices with reduced bandwidth requirements.

11. Which cellular standard introduced packet-switched data and is commonly referred to as 3G?

12. Which cellular technology is a backward-compatible upgrade to LTE?

13. What frequency range does Wi-Fi 6E extend to compared to standard Wi-Fi 6?

14. True or False: 5G networks can deliver latency as low as 1 millisecond.

15. MIMO in wireless communications stands for ____.

16. Which of the following is a characteristic of 4G LTE? (Select all that apply)

17. Wi-Fi 6 (802.11ax) provides theoretical maximum speeds of approximately how many Gbps?

18. Which Wi-Fi standard operates exclusively on the 5 GHz band?

19. LTE stands for ____.

20. What is the primary frequency band used by 5G NR in most regions?