CISSP Exam Questions for Self-Study (Domain 4)

Note:  Pardon the messiness of the questions.  These questions come from my podcast and will be cleaning the questions up over the coming weeks.

 

Question:

What layer formats packets from the Network layer for transmission and is commonly using Point-to-Point Protocol and the Integrated Services Digital Network (ISDN)?

1. Session
2. Data Link
3. Application
4. Network

 

Explanation:  [b] The data link layer is responsible for formatting packets from the Network Layer to be used in transmission of the data.

 

Question

What is layer 3 of the OSI Model?

1. Transport
2. Data Link
3. Physical
4. Network

 

Explanation:  [d] The Network Layer is Layer 3 of the OSI model situated between the Data Link (Layer 2) and the Transport Layer (Layer 4)

QUESTION 1

Serve as a gateway between a trusted and untrusted network that gives limited, authorized access to untrusted hosts.

1. Layer 6
2. Traceroute
3. Bridges
4. Bastion hosts

 

CORRECT ANSWER -  Bastion hosts 

 

QUESTION 2

A basic network mapping technique that helps narrow the scope of an attack:

1. Firewalls
2. Voice over IP (VoIP)
3. Ping scanning
4. Bridges

 

CORRECT ANSWER - Bridges 

 

 

QUESTION 3

Layering model structured into four layers (link layer, network layer, transport layer and application layer.

1. Remote procedure calls (RPC)
2. TCP/IP or Department of Defense (DoD) model
3. Screen scraper
4. Traceroute

 

CORRECT ANSWER - TCP/IP or Department of Defense (DoD) model

 

QUESTION 1

Provides connection-oriented data management and reliable data transfer:

• Traceroute
• Bastion hosts
• Decryption
• Transmission control protocol (TCP)

 

CORRECT ANSWER - Transmission control protocol (TCP) 

 

From <https://searchsecurity.techtarget.com/quiz/CISSP-Domain-4-Test-your-expertise-of-network-security-basics?q0=1&x=61&y=6>

 

 

QUESTION 2

Provides a lightweight service for connectionless data transfer without error detection and correction:

• Layer 3
• Layer 1
• Screen scraper
• User Datagram Protocol (UDP)

CORRECT ANSWER - User Datagram Protocol (UDP) 

 

From <https://searchsecurity.techtarget.com/quiz/CISSP-Domain-4-Test-your-expertise-of-network-security-basics?q0=1&x=61&y=6>

 

 

QUESTION 3

A virtual private network (VPN) is an encrypted tunnel between two hosts that allows them to securely communicate over an untrusted network

• True
• False

 

CORRECT ANSWER - True 

 

From <https://searchsecurity.techtarget.com/quiz/CISSP-Domain-4-Test-your-expertise-of-network-security-basics?q0=1&x=61&y=6>

QUESTION 1

OSI reference model is a layering model structured into seven layers (physical layer, data-link layer, network layer, transport layer, session layer, presentation layer, application layer).

• True
• False

CORRECT ANSWER - True 

 

From <https://searchsecurity.techtarget.com/quiz/CISSP-Domain-4-Test-your-expertise-of-network-security-basics?q0=1&x=61&y=6>

 

 

QUESTION 2

Firewalls as devices that enforce administrative security policies by filtering incoming traffic based on a set of rules.

• True
• False

CORRECT ANSWER - True 

 

From <https://searchsecurity.techtarget.com/quiz/CISSP-Domain-4-Test-your-expertise-of-network-security-basics?q0=1&x=61&y=6>

 

 

QUESTION 3

Fibre Channel over Ethernet (FCoE) is a stateful protocol that requires two communication channels.

• True
• False

YOUR ANSWER - undefined

CORRECT ANSWER - False 

 

From <https://searchsecurity.techtarget.com/quiz/CISSP-Domain-4-Test-your-expertise-of-network-security-basics?q0=1&x=61&y=6>

 

QUESTION 4

Transmission Control Protocol (TCP) provides connection-oriented data management and reliable data transfer.

• True
• False

 

CORRECT ANSWER - True 

 

From <https://searchsecurity.techtarget.com/quiz/CISSP-Domain-4-Test-your-expertise-of-network-security-basics?q0=1&x=61&y=6>