Network layers - Study guides, Class notes & Summaries

CNIT 344 Exam 2 Guaranteed A+ OSI Layers: ️ 1. Physical 2. Data Link 3. Network 4. Transport 5. Session 6. Presentation 7. Application --- Layer 3 Provides: ️ Globally unique addressing for every node in the network. --- What does Layer 3 convert? ️ Data to Packets. --- Routable Protocols of Layer 3: ️ IP, IPX, AppleTalk. --- Layer 3 determines: ️ Routes between source and destination networks, analyzing at each hop for end-to-end...

FDM correct answers Shares communication channel by allowing full-time access to only part of the communication channel for each circuit TDM correct answers shares communication channel by allowing the entire channel to be used by different circuits, one per each time slot guided media technology correct answers uses wires, fibers, or other similar mechanisms to send and receive signals circuit switched networks correct answers maintains the reserved resources for the entire duration of...

GSEC 401.2 Defense-In-Depth Exam QUESTIONS AND EXPERT REVISED ANSWERS >> ALREADY PASSED What are 5 layers of Defense-in-depth security? - Answer -Perimeter Network Host Application Data What is risk? - Answer -Risk is the probability of a threat crossing or touching a vulnerability Formula for risk - Answer -Threats x Vulnerabilities = Risk CIA triad - Answer -Confidentiality, Integrity, Availability What is the foundation of defense-in-depth? - Answer -filtering Na...

data communications and networking can be considered as a global area of study because - new technologies and applications emerge from a variety of countries and spread around the world and technologies enable global communication when a user accesses an application via a web browser on their mobile device, this is referred to as - a browser-based approach which of the following is a term used to group together the physical and data link layers - hardware layers the internet standards org...

NCTI Final Exam: Progression Field Tech 5- 6 Exam| 2023/ 2024 Update | Verified Questions and Solutions 1. What encryption key is a good solution when a RADIUS server is too complicated, but unique credentials are required for each user?  Answer: Per-user pre-shared key (PPSK) might be a good solution when a RADIUS server is too complicated, but unique credentials are required for each user. 2. Controllers can be accessed with a web browser by typing in their IP address.  Ans...

The Bits and Bytes of Computer Networking - Week 2 The Network Layer / Subnetting / Routing Questions with 100% Correct Answers complete solutions , Verified ,Latest Update 2024

WGU D481 – SECURITY FOUNDATIONS QUESTIONS WITH COMPLETE ANSWERS UPDATED 1. Compare and contrast the TCP/IP model with the OSI model. How are they different? How are they similar? · OSI is more complex o Physical, data, network, transport, session, presentation, application · TCP/IP is more used today o Application, transport, internet, network access layers What are the major differences between circuit-switched, packet-switched, and IP-based communications? · Circuit = telepho...

INSY 3303 UTA Scott Johnson Chapter 1-3 Latest Version Graded A+ application architectures functions of the application layer software are spread among the clients and servers in the network bandwidth difference between the highest and lowest frequencies in a band or set of frequencies codec translates analog into digital coding scheme language that computers use to represent data server stores data or software that can be accessed by the clients client The input-output hardware device at t...

CNIT 176 exam 1 latest 2024 already passed Model One way of breaking down the layers of a computing system and thinking about how computers function Task Write a program that does soemthing Algorithm Breaking the task down ( Flow chart) Program Each step of algorithm might translate to many lines of code Instruction Set Architecture Processor independent program translated to a processor dependent program Microarchitecture The ISA is implemented by connecting small hardware components toge...

14G ALC 2023 FINAL TEST STUDY GUIDE QUESTIONS WITH VERIFIED SOLUTIONS GRADED A+ What is the responsibility of the Area Air Defense Commander? (AADC) - CORRECT ANS Promulgates OPTASK LINK What is Deception Operations? - CORRECT ANS designed to mislead enemy decision makers by distorting, concealing, and falsifying friendly intentions, capabilities, and dispositions. What are the OSI layers? - CORRECT ANS - Physical layer 1 - Data Link layer 2 - Network layer 3 - Transport layer 4 ...