Osi layer 2 data link - Study guides, Class notes & Summaries

Network Characteristics CORRECT ANSWER Topoplogy Speed Cost Security Availability Scalability Reliability OSI (Open System Interconnect) Model CORRECT ANSWER A conceptual model to data transmission at each individual layer. How networks talk to each other OSI layers CORRECT ANSWER Sender(Encapsulation) -> Receiver (De-encapsulation) 7.)Application 6.)Presentation 5.)Session 4.)Transport (TCP/UDP, PORT) 3.)Network (IP address, operates with routers) 2.)Data-Link (Ethernet MA...

IT2 STUDY ADVANCEMENT EXAM | 734 Questions and Answers (100%Verified Answers) 2024/2025. Which type of network are the workstations basewide as in one command connected to another command or one base connected to another base? (Page 1-1) Correct Answer: Metropolitan Area Network (MAN) During the pinging process what is the ping that is sent out called? (Page 1-6) Correct Answer: Echo message Which names are reserved by DOS to reserve the first serial and parallel ports, respectively? (Pag...

Data Communications and Networking Solution Manual 2024 with Complete Solution. CHAPTER 1 Introduction Solutions to Review Questions and Exercises Review Questions 1. The five components of a data communication system are the sender, receiver, transmission medium, message, and protocol. 2. The advantages of distributed processing are security, access to distributed databases, collaborative processing, and faster problem solving. 3. The three criteria are performance, reliability, and sec...

Cisco 100-490 CCT Questions and Answers Already Passed Which layer of the OSI layer defines how data is formatted for transmission and how access to physical media is controlled? -presentation -data link -network -transport data link Which protocol does TFTP typically use for transport? -RSVP -TCP -HTTP -UDP UDP What is the correct Ipv6 address notation? -2001:0DB8::/128 -2001:0DB8:0:: -2001:0DB8::1:1:1:1:1 -2001:0DB8:130F:0000:0000:70000:0000:140B D Whi...

What is the IEEE of Bluetooth? 802.15 WPAN What is WiMAX and it IEEE? -Worldwide Interoperability for Microwave Access -IEEE 802.16 WWAN In cellular broadband there are two types of cellular networks, what are they? Global System for Mobile (GSM) and Code Division Multiple Access (CDMA). GSM is internationally recognized, while CDMA is primarily used in the US. Typically, it is used by rural homeowners and businesses where cable and DSL are not available. It is usually more expensive and...

What are advantages and disadvantages of a layered architecture? - Separation of concerns among logical layers promotes flexibility, scalibility, and maintainability. Multiple applications can reuse the components. It enables teams to work on different parts with minimal dependencies on other teams What are the similarities of the OSI model and five-layered Internet model? - They are both based on layered architecture. The are comparable to each other - see image 1 Both are networking stand...

Network and Security Foundations Study Guide Use this study guide as an aid to assist you in understanding the 3 competencies that this course will cover. It is important that you read the whole course. You will need to understand all the topics listed in this study guide and reading the course is going to provide that context to help with that. Another great aid for understanding what is discussed in this course are the cohorts that we offer. I would highly recommend signing up and attending ...

INSY 3303 Exam 1 Questions and Answers Already Passed Three basic components of a network: A server, client, and a circuit. What is a client? Is the inout-output device at the user end. (I.E. clients computer) What is a circuit? It is the pathway through which a message (data) travels. Think everything in-between the server and client, connects them together. What is a server? Typically servers provide some service for the clients. (data access, application logic, etc) Types of networks: LAN...

Network and Security- Foundations- D315 Questions and Answers 100% CorrectNetwork and Security- Foundations- D315 Questions and Answers 100% CorrectNetwork and Security- Foundations- D315 Questions and Answers 100% Correct TCP/IP - ANSWER-Transmission Control Protocol/Internet Protocol Network interface Layer - ANSWER-This layer establishes how data should be physically sent through the network. OSI Model - ANSWER-Open Systems Interconnection Model Physical Layer (Layer 1) - ANSWER-T...

Layer 7 Firewall - A firewall capable of parsing Application layer protocol headers and data (such as HTTP or SMTP) so that sophisticated, content sensitive ACLs can be developed. Also known as NGFW. Can operate at the: Session Layer 5 Presentation Layer 6 Application Layer 7 Layer 4 Firewall - Defines what traffic should go to what networks. Can be used for traffic filtering and allowing or blocker port traffic. Can operates at the: Network Layer 3 Transport 4 Modem - A ______...