GISF Practice Test

GISF Practice Test practice questions, page 4 of 13, with answer review and explanations.

Question 16

Which of the following types of virus is capable of changing its signature to avoid detection?

  1. Stealth virus
  2. Boot sector virus
  3. Macro virus
  4. Polymorphic virus

Question 17

Which of the following protocols can help you get notified in case a router on a network fails?

  1. SMTP
  2. SNMP
  3. TCP
  4. ARP

Question 18

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?

  1. Cryptography
  2. OODA loop
  3. Risk analysis
  4. Firewall security

Question 19

In a complex network, Router transfers data packets by observing some form of parameters or metrics provided in the routing table. Which of the following metrics is NOT included in the routing table?

  1. Bandwidth
  2. Load
  3. Delay
  4. Frequency

Question 20

Mark is implementing security on his e-commerce site. He wants to ensure that a customer sending a message is really the one he claims to be. Which of the following techniques will he use to ensure this?

  1. Packet filtering
  2. Authentication
  3. Firewall
  4. Digital signature