DoS and DDoS Attack Methods EHE Practice Questions (Page 3)

Questions 11–15

1. 11foundation · easy

   Which type of DDoS attack sends numerous HTTP requests to overwhelm a web server?

   • ASYN flood
   • BICMP flood
   • CUDP flood
   • DHTTP flood
   Reveal Solution Discussion Select an answer first
2. 12application · hard

   A financial services firm's internet link is saturated with large UDP packets coming from many NTP servers. The packets are responses to monlist requests that were sent with a spoofed source IP address of the firm's server. The firm wants to stop the attack at the network edge. Which action is most appropriate?

   • AEnable UDP rate limiting on the router
   • BBlock all inbound UDP port 123 traffic at the firewall
   • CConfigure the firm's NTP servers to ignore monlist requests
   • DDeploy a DDoS mitigation service that can filter or redirect the malicious UDP traffic
   Reveal Solution Discussion Select an answer first
4. 13foundation · easy

   What is the primary goal of a Denial of Service (DoS) attack?

   • ATo disrupt the availability of a service or resource for legitimate users
   • BTo modify the content of a website hosted on the target
   • CTo steal sensitive data from the target system
   • DTo gain unauthorized administrative access to the target
   Reveal Solution Discussion Select an answer first
5. 14foundation · easy

   What is the main target of a protocol-based DDoS attack?

   • ANetwork bandwidth
   • BServer resources such as connection tables and CPU
   • CThe application's business logic
   • DThe target's DNS records
   Reveal Solution Discussion Select an answer first
6. 15foundation · easy

   What role does IP spoofing play in a Smurf attack?

   • AIt allows the attacker to bypass firewall rules
   • BIt makes the victim appear as the source of the ICMP requests, so all responses are sent to the victim
   • CIt makes the attack packets appear as legitimate traffic
   • DIt hides the attacker's identity from the network
   Reveal Solution Discussion Select an answer first