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