#1
Which of the following is a common symptom of a faulty laptop wireless card?
Intermittent or no wireless connectivity
ExplanationFaulty wireless cards often lead to unreliable or no connection.
#2
What should you do first if you suspect your laptop's wireless card is malfunctioning?
Restart the laptop
ExplanationRestarting can resolve temporary issues with the wireless card.
#3
What does SSID stand for in the context of wireless networking?
Service Set Identifier
ExplanationSSID is a unique name that identifies a wireless network.
#4
Which wireless networking standard operates in the 2.4 GHz frequency range?
802.11b/g
Explanation802.11b/g operates in the common 2.4 GHz frequency band.
#5
What tool can be used to diagnose wireless network issues in Windows?
Network and Sharing Center
ExplanationNetwork and Sharing Center provides diagnostic tools for Windows networks.
#6
Which of the following wireless authentication methods provides the highest level of security?
WPA2 (Wi-Fi Protected Access 2)
ExplanationWPA2 offers robust security for wireless networks.
#7
What is the purpose of the MAC address in wireless networking?
To uniquely identify a wireless network adapter
ExplanationMAC addresses distinguish individual devices on a network.
#8
Which wireless networking component is responsible for converting digital data into radio waves?
Wireless antenna
ExplanationThe antenna translates digital signals into radio waves for transmission.
#9
Which of the following wireless standards offers the fastest data transfer speeds?
802.11ac
Explanation802.11ac provides high-speed wireless connectivity.
#10
Which of the following actions is NOT a recommended step when replacing a laptop's wireless card?
Use excessive force to insert the new wireless card
ExplanationUsing excessive force can damage the laptop or the new card.
#11
What is a potential consequence of installing an incompatible wireless card in a laptop?
Permanent damage to the laptop
ExplanationIncompatible hardware can cause irreversible harm to the laptop.
#12
What feature of a laptop's wireless card is most important for improving network performance in crowded areas?
Multi-user MIMO (MU-MIMO)
ExplanationMU-MIMO enhances data transmission efficiency in congested environments.
#13
What tool can be used to test the strength of a wireless signal in different areas of a building?
Wireless analyzer
ExplanationA wireless analyzer assesses signal strength across locations.
#14
Which wireless frequency band is typically less congested and offers better performance in urban environments?
5 GHz
Explanation5 GHz band experiences less interference, ideal for urban settings.
#15
What is a potential drawback of using a USB wireless adapter instead of replacing the internal wireless card?
Reduced signal strength
ExplanationUSB adapters may not offer the same signal strength as internal cards.