WGU D315 Network and Security
Foundation Questions with 100%
Correct Answers
Which OSI layer is related to the IP protocol Correct Answer: Network 3
Which OSI layer is organizing the bits over the physical layer between devices in
the same collision domain? Correct Answer: Data Link 2 - They are in the same
Frame
Which OSI layer is a Switch at? Correct Answer: Data Link 2
Which OSI layer is a WAP (Wireless Access Point) at? Correct Answer: Data Link 2
Which OSI layer is a router at Correct Answer: Network (3)
TCP protocol is on what OSI layer Correct Answer: Transport (4)
OSI layer 1 Correct Answer: Physical Layer (Cable, Hubs, Repeaters)
OSI layer 2 Correct Answer: Data Link Layer (Frame, Switch, PPP, Ethernet)
OSI layer 3 Correct Answer: Network Layer (Moves packets, IP)
OSI layer 4 Correct Answer: Transport Layer (TCP, end to end connection)
OSI Layer 5 Correct Answer: Session Layer (API, Sockets, Synch and send to port)
OSI layer 6 Correct Answer: Presentation layer (Syntax and encryption layer, SSL,
SSH, JPEG)
OSI layer 7 Correct Answer: Application layer (end user layer, http, applications)
, Network Typology point to point Correct Answer: Two devices connect directly
Network Typology bus Correct Answer: All devices connect to a central main
line
Network Typology Ring Correct Answer: All devices have two connections and
form an endless ring
Network Typology Star Correct Answer: All devices connect to a central point
Network Typology Tree Correct Answer: Multiple devices connect together (on
a switch) and then the switches are connected with each other
Network Typology Mesh Correct Answer: All devices connect directly to each
other
Network Typology Hybrid Correct Answer: Multiple Network Typology within the
network
Cloud - where do I manage the OS Iaas or Paas? Correct Answer: Iaas
What do I manage on Paas (2) Correct Answer: Application and Data
Name the 3 CIA triades Correct Answer: Integrity, Availability and Confidentiality
What is the CIA Triade Integrity? Correct Answer: Detects alteration in storage,
transit and process
What is the CIA Triade Availability? Correct Answer: Ensure Authorized Access,
Performance and Backup
Keeping unauthorized users out is not in this triade.
Foundation Questions with 100%
Correct Answers
Which OSI layer is related to the IP protocol Correct Answer: Network 3
Which OSI layer is organizing the bits over the physical layer between devices in
the same collision domain? Correct Answer: Data Link 2 - They are in the same
Frame
Which OSI layer is a Switch at? Correct Answer: Data Link 2
Which OSI layer is a WAP (Wireless Access Point) at? Correct Answer: Data Link 2
Which OSI layer is a router at Correct Answer: Network (3)
TCP protocol is on what OSI layer Correct Answer: Transport (4)
OSI layer 1 Correct Answer: Physical Layer (Cable, Hubs, Repeaters)
OSI layer 2 Correct Answer: Data Link Layer (Frame, Switch, PPP, Ethernet)
OSI layer 3 Correct Answer: Network Layer (Moves packets, IP)
OSI layer 4 Correct Answer: Transport Layer (TCP, end to end connection)
OSI Layer 5 Correct Answer: Session Layer (API, Sockets, Synch and send to port)
OSI layer 6 Correct Answer: Presentation layer (Syntax and encryption layer, SSL,
SSH, JPEG)
OSI layer 7 Correct Answer: Application layer (end user layer, http, applications)
, Network Typology point to point Correct Answer: Two devices connect directly
Network Typology bus Correct Answer: All devices connect to a central main
line
Network Typology Ring Correct Answer: All devices have two connections and
form an endless ring
Network Typology Star Correct Answer: All devices connect to a central point
Network Typology Tree Correct Answer: Multiple devices connect together (on
a switch) and then the switches are connected with each other
Network Typology Mesh Correct Answer: All devices connect directly to each
other
Network Typology Hybrid Correct Answer: Multiple Network Typology within the
network
Cloud - where do I manage the OS Iaas or Paas? Correct Answer: Iaas
What do I manage on Paas (2) Correct Answer: Application and Data
Name the 3 CIA triades Correct Answer: Integrity, Availability and Confidentiality
What is the CIA Triade Integrity? Correct Answer: Detects alteration in storage,
transit and process
What is the CIA Triade Availability? Correct Answer: Ensure Authorized Access,
Performance and Backup
Keeping unauthorized users out is not in this triade.
