4.2 - Understand Network Threats and Attacks CC Practice Questions (Page 8)

Questions 36–39

1. 36foundation · easy

   Which of the following is a typical activity monitored by a Host-based IDS (HIDS)?

   • AUnauthorized changes to critical system files.
   • BThe volume of traffic on a network segment.
   • CThe physical temperature of the server room.
   • DThe number of open ports on a firewall.
   Reveal Solution Discussion Select an answer first
2. 37foundation · easy

   Which of the following is a typical effect of a computer virus on an infected system?

   • AThe system's files may be corrupted, deleted, or modified without the user's knowledge.
   • BThe system's hardware components are physically damaged.
   • CThe system becomes part of a botnet used for DDoS attacks.
   • DThe system's network traffic is encrypted, making it unreadable to the user.
   Reveal Solution Discussion Select an answer first
4. 38foundation · easy

   What is a side-channel attack?

   • AAn attack that uses social engineering to trick users into revealing passwords.
   • BAn attack that floods a target with traffic to cause denial of service.
   • CAn attack that intercepts and alters communication between two parties.
   • DAn attack that exploits physical characteristics or implementation details of a system to extract sensitive information.
   Reveal Solution Discussion Select an answer first
5. 39foundation · easy

   What is a Trojan horse in the context of cybersecurity?

   • ASelf-replicating malware that spreads without user interaction.
   • BA network attack that intercepts communication between two parties.
   • CMalware that attaches to a host file and requires user action to spread.
   • DMalware that disguises itself as a legitimate program to trick users into executing it.
   Reveal Solution Discussion Select an answer first