W3 Cyber Security Quiz

Question 1

Which 3 levels in OSI Model are usually implemented in the software within the operating system?

Answer 1

Application, Presentation, and Session.

Question 2

A netmask can be represented by which two ways?

Answer 2

Decimal Numbers (Netmask: 255.255.255.0) and Slash Notation (80.212.212.50/32).

Question 3

Which is the broadcast address in this network: 172.16.24.0/24?

Answer 3

172.16.24.255

Question 3

Which of these protocols reside in Layer 3 - Network in the OSI Model?

Answer 3

IP and IPSec.

Question 3

Which one of these is a RFC 1918 IP address?

Answer 3

172.16.1.30

Question 4

Shortening an IPv6 address means:

Answer 4

Removing a group of only 0’s.

Question 4

What is spoofing?

Answer 4

Falsifying data, making something appear different than they really are.

Question 5

What is Zero-Trust architecture?

Answer 5

A network where all systems/resources need explicit access to be able to communicate.

Question 6

Which types of packets can be used to determine if a system is alive on the network?

Answer 6

ICMP Echo Request, ICMP Timestamp Request, TCP SYN, TCP ACK.

Question 7

ARP Scanning can only be used to identify hosts/systems on the LAN ?

Answer 7

True

Question 8

What is a strobe of data?

Answer 8

A sudden increase of traffic in the network

Question 9

What is IDOR?

Answer 9

Insecure Direct Object Reference

Question 10

What is SQL injection?

Answer 10

It is used to inject malicious code to a database server, through a query.

Question 11

What is best practice in defending against SQL injection?

Answer 11

Sanitizing users input in a web application.

Question 12

What is CSP - Content Security Policy?

Answer 12

A strict way of controlling where JavaScript is allowed to be executed from.

Question 13

Which order of security protocols is correct, going from least to most secure?

Answer 13

WEP, WPA, WPA2, WPA3.

Question 14

SIEM is commonly used to….

Answer 14

Do a real-time analysis of security alerts generated by applications, hosts, and network hardware.

Question 14

Classifications of incidents should generally be according to….

Answer 14

Category, sensitivity, criticality.

Question 14

The 6 stages of PICERL are….

Answer 14

Preparation, Identification, Containment, Eradication, Recovery, Lessons Learned.

Question 15

In which phase of PICERL is blocking attackers usually done?

Answer 15

Containment