CompTIA认证考试
Which of the following attacks occurs when a hijacker intercepts traffic, modifies it, then sends thetraffic?（）A、DoSB、SmurfC、Man-in-the-middleD、Phishing
题目
Which of the following attacks occurs when a hijacker intercepts traffic, modifies it, then sends thetraffic?（）
- A、DoS
- B、Smurf
- C、Man-in-the-middle
- D、Phishing
相似问题和答案
第1题：
A.Update antivirus definitions
B.MAC filtering
C.Effective security policies
D.User awareness training
第2题：
A customer wants to check whether they have the necessary tools enabled to prevent intrusions andvirus attacks on a Windows Vista workstation. Which of the following tools can be used to display thecurrent configuration? （）
- A、Security Center
- B、Event Viewer Security log
- C、Windows Defender
- D、Windows Firewall
正确答案:A
第3题：
A. Honeynet
B. Honeypot
C. Vulnerability scanner
D. Network based IDS
第4题：
Birthday attacks are used against which of the following？（）
- A、 digital signatures
- B、 symmetric ciphering
- C、 hashalgoritms
- D、 asymmetric ciphering
- E、 digital certificates
正确答案:C
第5题：
Which two statements about common network attacks are true？（）
- A、Access attacks can consist of password attacks，trust exploitation，port redirection，and man-in-the-middle attacks.
- B、Access attacks can consist of password attacks，ping sweeps，port scans，and man-in-the-middle attacks.
- C、Access attacks can consist of packet sniffers，ping sweeps，port scans，and man-in-the-middle attacks.
- D、Reconnaissance attacks can consist of password attacks，trust exploitation，port redirection and Internet information queries.
- E、Reconnaissance attacks can consist of packet sniffers，port scans，ping sweeps，and Internet information queries.
- F、Reconnaissance attacks can consist of ping sweeps，port scans，man-in-middle attacks and Internet information queries.
正确答案:A,E
第6题：
Which of the following is NOT true of security attacks?
[A] Employees will keep up with security polices and awareness if they are highly-trained.
[B] The rate of security attacks appears faster than the growth of the Internet.
[C] One's computer system will never be secure.
[D] Vulnerabilities can go through phones, wireless devices, and network appliances
依据是"Employees will never keep up with security polices and awareness. It doesn't matter how much you train and educate your employees.
第7题：
You are responsible for increasing the security within the Company LAN. Of the following choices listed below， which is true regarding layer 2 security and mitigation techniques？ （）
- A、 Enable root guard to mitigate ARP address spoofing attacks.
- B、 Configure DHCP spoofing to mitigate ARP address spoofing attacks.
- C、 Configure PVLANs to mitigate MAC address flooding attacks.
- D、 Enable root guard to mitigate DHCP spoofing attacks.
- E、 Configure dynamic APR inspection （DAI） to mitigate IP address spoofing on DHCP untrusted ports.
- F、 Configure port security to mitigate MAC address flooding
- G、 None of the other alternatives apply
正确答案:F
第8题：
A. The layer 3 protocol on which other protocols like TCP and UDP communicate.
B. Enables the IPSec protocol on internal workstations.
C. Packet-based detection and prevention of network attacks.
D. Single mode IP communication for a fiber line between remote sites.
第9题：
Which of the following IOS features can prevent IP spoofing attacks？（）
- A、PPP over Ethernet
- B、Cisco Express forwarding
- C、MPLS traffic Engineering
- D、IS-IS routing
- E、Unicast Reverse Path Forwarding（uRPF）
正确答案:E
第10题：
Observe the following options carefully， which two attacks focus on RSA？ （）
- A、BPA attack
- B、Adaptive chosen ciphertext attack
- C、DDoS attack
- D、Man-in-the-middle attack
正确答案:A,B