Last Attempt GCIA Questions

Which of the following techniques allows probing firewall rule-sets and finding entry points into the targeted system or network?

Computer networks and the Internet are the prime mode of Information transfer today. Which of the following is a technique used for modifying messages, providing Information and Cyber security, and reducing the risk of hacking attacks during communications and message passing over the Internet?

Which of the following components are usually found in an Intrusion detection system (IDS)?

Each correct answer represents a complete solution. Choose two.

Sandra, a novice computer user, works on Windows environment. She experiences some problem regarding bad sectors formed in a hard disk of her computer. She wants to run CHKDSK command to check the hard disk for bad sectors and to fix the errors, if any, occurred. Which of the following switches will she use with CHKDSK command to accomplish the task?