WGU D315 Network and Security Foundations Exam 132 Questions with Verified Answers,100% CORRECT

WGU D315 Network and Security Foundations Exam 132
Questions with Verified Answers
What is the data type for Physical Layer of OSI Model? - CORRECT ANSWER Bits

What is the data type for Data Link Layer of OSI Model? - CORRECT ANSWER
Frames

What is the data type for Network Layer of OSI Model? - CORRECT ANSWER
Packets

What is the data type for Transport Layer of OSI Model? - CORRECT ANSWER
Segments

What is the data type for Session Layer of OSI Model? - CORRECT ANSWER Data

What is the data type for Presentation Layer of OSI Model? - CORRECT ANSWER
Data

What is the data type for Application Layer of OSI Model? - CORRECT ANSWER
Data

What does the Network Interface layer of the TCP/IP Model relate to in the OSI
Model? What's Network Interface Layer's purpose? - CORRECT ANSWER Physical
and Data Link Layers;

Describes network access protocols;
Describes the physical layer that transports the bits

What does the Network layer of the TCP/IP Model relate to in the OSI Model?
What's Network Layer's purpose? - CORRECT ANSWER Network Layer;

Responsible for logical addressing, routing, and certain types of error messages

,What does the Transport layer of the TCP/IP Model relate to in the OSI Model?
What's transport layer's purpose? - CORRECT ANSWER Transport Layer;

Provides reliable transport;
provides numbering of services through port numbering

What does the Application layer of the TCP/IP Model relate to in the OSI Model?
What's Application Layer's purpose? - CORRECT ANSWER Session, Presentation,
and Application Layers;

How the OS interfaces with the network utility protocols;
How the protocols interact with the rest of the network

What is the Function for the Physical Layer of the OSI Model? - CORRECT ANSWER
Physical transmission of signals, media, or binary raw bits

What is L1? What are L1 Protocols? - CORRECT ANSWER Physical Layer;

DSL, ISDN, Physical NICs, twisted pair cable; fiber

What is L1? What is L1 technology? - CORRECT ANSWER Physical layer;
Cables, 802.11 Wifi; Repeater, Modem, Cabling; Bluetooth, Hub

What is the function of the Data Link Layer of the OSI model? - CORRECT ANSWER
"Hop to Hop"

Physical addressing, formatting data in frames

What is L2? What are L2 protocols? - CORRECT ANSWER Data Link Layer;

MAC addresses, ARP, PPP, HDLC, LLC

What is L2? What is L2 technology? - CORRECT ANSWER Data Link Layer;
Switch, Bridge, NIC, Token Ring, Frame Relay, Bridge

What is the function of the Network Layer of the OSI model? - CORRECT ANSWER
"End to End" Delivery

, Logical addressing for data path using packets

What is L3? What is L3 technology? - CORRECT ANSWER Network Layer;

routers, hosts, anything with an IP address

What is L3? What are L3 Protocols? - CORRECT ANSWER Network Layer;

IP, ICMP, IGMP

What is the function of the Transport layer of the OSI Model? - CORRECT ANSWER
"service to service" Delivery;

Distinguish data streams for error free packets;

What is L4? What are L4 Protocols? - CORRECT ANSWER Transport Layer;

TCP, UDP

What is L4? What is L4 technology? - CORRECT ANSWER Transport Layer;

Network Operating System

What is the function of the Session Layer of the OSI Model? - CORRECT ANSWER
Connection maintenance

What is L5? What is L5 technology? - CORRECT ANSWER Session Layer;

Network Operating System

What is L5? What are L5 Protocols? - CORRECT ANSWER Session Layer;

API's, sockets, NFS, SQL

What is the function of the Presentation Layer of the OSI model? - CORRECT
ANSWER Data representation and encryption