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IS 3413 Telecom Huddleston Exam 2 UPDATED Exam Questions and CORRECT Answers $9.49   Add to cart

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IS 3413 Telecom Huddleston Exam 2 UPDATED Exam Questions and CORRECT Answers

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IS 3413 Telecom Huddleston Exam 2 UPDATED Exam Questions and CORRECT Answers Transport Layer (Layer 4) - Correct Answer- Links application and network layers Responsible for segmentation & reassembly Session management Network Layer (Layer 3) - Correct Answer- Responsible for addressing & ro...

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  • August 19, 2024
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  • IS 3413 Telecom Huddleston
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MGRADES
IS 3413 Telecom Huddleston Exam 2
UPDATED Exam Questions and
CORRECT Answers

Transport Layer (Layer 4) - Correct Answer- Links application and network layers


Responsible for segmentation & reassembly


Session management


Network Layer (Layer 3) - Correct Answer- Responsible for addressing & routing


Transmission Control Protocol (TCP) - Correct Answer- Most common transport layer
protocol


Used for reliable transmission of data


Connection-oriented


User Datagram Protocol (UDP) - Correct Answer- Used in time-sensitive situations, for
control messages, when reliability less critical or handled by application layer


Connectionless


Linking to the Application Layer - Correct Answer- Ports used to identify application (2-byte
numbers, 0 to 1)


Client ports are usually high-numbered ephemeral ports (>1024)


HTTP: TCP port 80

, SMTP: TCP port 25
POP3: TCP port 110


Segmenting - Correct Answer- Breaking up large files into smaller segments (and putting
back together)


Session Management - Correct Answer- Using a session: connection-oriented messaging
(TCP)


three-way handshake: SYN, SYN-ACK, ACK


Sending messages w/o a session: connectionless messaging (UDP)


Internet Protocol (IP) - Correct Answer- IPv4: 32-bit addresses (232 or ~4.29 billion possible)




IPv6:128-bit addresses (2128 or ~3.4 × 1038 possible)


Routing - Correct Answer- Identifying what path to have a packet take through a network
from sender to receive


Routing Tables - Correct Answer- Used to make routing decisions


Shows path to use to reach given destination


Kept by computers making routing decisions


Centralized Routing - Correct Answer- (host-based networks, uncommon)
Routing decisions made by one computer


Decentralized Routing - Correct Answer- (used by the Internet)

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