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Which security protocol in wireless networks provides the least protection against attacks?
a. WPA2
b. WPA3
c. WPA
d. WEP
Answer: d. WEPsanfoundry+2
What is the main risk associated with connecting to open Wi-Fi networks?
a. Increased battery usage
b. Automatic software updates
c. Exposure to eavesdropping and MITM attacks
d. Faster connection speeds
Answer: c. Exposure to eavesdropping and MITM attacksgeeksforgeeks+2
Which attack involves creating a rogue access point identical to a legitimate one to trick users into connecting?
a. Phishing
b. Evil Twin
c. Bluesnarfing
d. Password spraying
Answer: b. Evil Twinonlineexammaker+2
What does RF Jamming aim to achieve in wireless networks?
a. Stealing passwords
b. Blocking legitimate signals
c. Encryption bypass
d. Firmware updates
Answer: b. Blocking legitimate signalstitanhq+1
Which protocol is considered the most secure for Wi-Fi as of 2025?
a. WPA
b. WPA2
c. WPA3
d. WEP
Answer: c. WPA3sanfoundry+2
What is the primary vulnerability of WEP encryption?
a. Short initialization vector (IV)
b. Large packet size
c. RF interference
d. Lack of password protection
Answer: a. Short initialization vector (IV)sanfoundry+1
Which technique involves capturing unencrypted wireless packets for analysis?
a. Packet sniffing
b. Brute force
c. SQL Injection
d. ARP poisoning
Answer: a. Packet sniffinggeeksforgeeks+1
What is a common effect of a wireless deauthentication attack?
a. Devices are upgraded
b. Users are disconnected
c. Bandwidth increases
d. Encryption is strengthened
Answer: b. Users are disconnectedgeeksforgeeks
What information is broadcasted by SSID in wireless networks?
a. Channel number
b. Security protocol
c. Network name
d. Client MAC address
Answer: c. Network nameonlineexammaker
Which attack specifically targets Bluetooth devices to steal information?
a. Bluejacking
b. Bluesnarfing
c. Wi-Fi phishing
d. Evil Twin
Answer: b. Bluesnarfinggeeksforgeeks
What is Wi-Fi spoofing?
a. Sending spam emails
b. Creating a fake Wi-Fi network
c. Spoofing IP addresses
d. Stealing browser cookies
Answer: b. Creating a fake Wi-Fi networktitanhq+1
Which protocol is vulnerable to the KRACK attack?
a. WPA3
b. WPA2
c. WEP
d. WPA
Answer: b. WPA2titanhq
Which frame type can be exploited for deauthentication attacks?
a. ACK
b. Association
c. Deauthentication
d. Beacon
Answer: c. Deauthenticationgeeksforgeeks
What is the role of an access point in 802.11 wireless networks?
a. Central node for wireless operations
b. Encryption manager
c. Traffic analyzer
d. Firewall
Answer: a. Central node for wireless operationssanfoundry
What is a MAC spoofing attack?
a. Changing IP address to access network
b. Altering MAC address to bypass controls
c. Repeating traffic packets
d. Changing SSID
Answer: b. Altering MAC address to bypass controlstitanhq+1
Which encryption protocol uses a pre-shared key (PSK) for authentication?
a. WPA3
b. WPA2
c. WEP
d. GRE
Answer: b. WPA2onlineexammaker+1
What is the main goal of a replay attack in wireless communication?
a. To jam the signal
b. To retransmit valid data packets
c. To discover SSIDs
d. To encrypt network traffic
Answer: b. To retransmit valid data packetstitanhq+1
Which wireless standard introduced robust protection against brute force attacks?
a. WPA
b. WPA2
c. WPA3
d. WEP
Answer: c. WPA3sanfoundry+1
In a MITM attack on a wireless network, what does the attacker do?
a. Upgrades router firmware
b. Intercepts and alters communication
c. Strengthens encryption
d. Disables network cards
Answer: b. Intercepts and alters communicationgeeksforgeeks+1
Which device can be used to jam wireless frequencies?
a. Wi-Fi card
b. RF jammer
c. Bluetooth headset
d. Wireless mouse
Answer: b. RF jammergeeksforgeeks
What vulnerability does an SSID not hidden from broadcast present?
a. Bluetooth interference
b. Easier network discovery for attackers
c. DDoS threats
d. ARP poisoning
Answer: b. Easier network discovery for attackersonlineexammaker+1
Which attack involves collecting handshake packets to crack Wi-Fi passwords?
a. DNS spoofing
b. Handshake capture
c. Deauthentication attack
d. Evil Twin
Answer: b. Handshake capturetitanhq+1
What is the outcome of brute-forcing WPA2-PSK on weak passwords?
a. Network disconnects
b. Password recovery
c. Firmware updates
d. Increased latency
Answer: b. Password recoverytitanhq
Which wireless security protocol is deprecated due to vulnerabilities?
a. WPA3
b. WPA2
c. WEP
d. TKIP
Answer: c. WEPsanfoundry+1
What is a rogue access point?
a. Default AP of the organization
b. Unauthorized AP set up by attackers
c. Legitimate guest network
d. Firewall appliance
Answer: b. Unauthorized AP set up by attackersonlineexammaker+2
Which tool is commonly used for packet sniffing in wireless attacks?
a. WordPad
b. Wireshark
c. Paint
d. Excel
Answer: b. Wiresharkgeeksforgeeks
Which wireless attack targets the process of device association?
a. SQL Injection
b. Deauthentication
c. Evil Twin
d. Phishing
Answer: b. Deauthenticationtitanhq+1
What is the effect of a dictionary attack on WPA/WPA2?
a. Increased speed
b. Loss of connectivity
c. Discovery of weak passwords
d. Firmware corruption
Answer: c. Discovery of weak passwordssanfoundry+1
Which protocol provides forward secrecy in wireless communication?
a. WPA2
b. WPA3
c. WEP
d. WPA
Answer: b. WPA3sanfoundry+1
What is the main risk of using default Wi-Fi passwords?
a. Compatibility issues
b. Easy to guess or brute-force
c. Increased RF interference
d. Frequent disconnections
Answer: b. Easy to guess or brute-forceonlineexammaker+1
What is ‘war driving’ in wireless attack context?
a. Driving a vehicle with Wi-Fi sniffing equipment
b. Brute-forcing website credentials
c. Spoofing MAC addresses
d. Phishing SMS
Answer: a. Driving a vehicle with Wi-Fi sniffing equipmentgeeksforgeeks+1
Which attack occurs when an attacker steals a device session to impersonate the user?
a. Evil Twin
b. Session hijacking
c. Replay attack
d. RF jamming
Answer: b. Session hijackingtitanhq+1
Which wireless standard supports Opportunistic Wireless Encryption (OWE)?
a. WPA3
b. WPA2
c. WEP
d. WPA
Answer: a. WPA3sanfoundry+1
Which is a vulnerability introduced by guest Wi-Fi networks?
a. Isolated traffic
b. Access for unauthenticated users
c. No physical access required
d. Improved encryption
Answer: b. Access for unauthenticated usersonlineexammaker+1
What is the job of a wireless intrusion prevention system (WIPS)?
a. Increase Wi-Fi speed
b. Detect and block wireless attacks
c. Upgrade router firmware
d. Encrypt traffic
Answer: b. Detect and block wireless attacksgeeksforgeeks+1
Which protocol uses PMF (Protected Management Frames)?
a. WPA
b. WPA2
c. WPA3
d. WEP
Answer: c. WPA3sanfoundry+1
What does a beacon frame do in 802.11 networks?
a. Intercepts traffic
b. Announces network presence
c. Changes encryption keys
d. Repairs firmware
Answer: b. Announces network presencesanfoundry
Which wireless attack exploits weak PSK passwords?
a. Evil Twin
b. Dictionary attack
c. Bluejacking
d. Replay attack
Answer: b. Dictionary attacksanfoundry+1
What is a primary defense against packet sniffing?
a. Strong encryption
b. Lower channel frequency
c. Packet flooding
d. Signal jamming
Answer: a. Strong encryptiontitanhq+1
Which technology can separate traffic to prevent cross-network contamination?
a. VLANs
b. DMZ
c. SSL
d. VPN
Answer: a. VLANstitanhq
Which term describes wireless attacks exploiting vulnerabilities in management frames?
a. Phishing
b. MITM
c. Frame injection
d. Bluesnarfing
Answer: c. Frame injectiongeeksforgeeks
Which protocol should be disabled to prevent attacks on older wireless devices?
a. WPA3
b. WPA2
c. WEP
d. OWE
Answer: c. WEPonlineexammaker+1
Which wireless threat takes advantage of poorly secured guest networks?
a. Evil Twin
b. Session hijacking
c. Unauthorized access
d. Jamming
Answer: c. Unauthorized accessonlineexammaker+1
What is network cloaking in Wi-Fi security?
a. Hiding the SSID
b. Changing MAC address
c. Encrypting beacon frames
d. Increasing signal strength
Answer: a. Hiding the SSIDonlineexammaker
Which attack depends on repeated attempts to guess Wi-Fi access passwords?
a. Brute force
b. Bluesnarfing
c. ARP poisoning
d. MITM
Answer: a. Brute forcesanfoundry+1
Which wireless protocol includes Simultaneous Authentication of Equals (SAE)?
a. WPA3
b. WPA2
c. WEP
d. TKIP
Answer: a. WPA3onlineexammaker+1
What is the purpose of Wi-Fi Protected Setup (WPS)?
a. Simplify device connections
b. Encrypt data packets
c. Increase channel bandwidth
d. Disable management frames
Answer: a. Simplify device connectionssanfoundry
Which attack occurs when an attacker intercepts and controls device pairing requests?
a. Handshake hijacking
b. Evil Twin
c. Session hijacking
d. Deauthentication
Answer: a. Handshake hijackinggeeksforgeeks+1
Which of the following is not a wireless attack?
a. Eavesdropping
b. MAC Spoofing
c. Wireless Hijacking
d. Phishing
Answer: d. Phishingourcreativeinfo+1
What does WPA3 enhance compared to WPA2 in wireless security?
a. Backward compatibility
b. Key management and brute force resistance
c. Packet fragmentation
d. Protocol stacking
Answer: b. Key management and brute force resistanceonlineexammaker+1

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