Summary The Bits and Bytes of Computer Networking. Weekly Quizzes 1-6 Complete Questions & Answers

The Bits and Bytes of Computer Networking. Weekly Quizzes 1-6 Complete Questions & Answers-The Bits and Bytes of Computer Networking. Week 1: Networking Basics, Q&As Which of the following is an example of a network layer (layer 3) protocol? IP, TCP, UDP, Ethernet - IP, or Internet Protocol, is the most common network layer protocol. What's the difference between a client and a server? - A client requests data, and a server responds to that request. Which of the following are examples of layers of our five-layer network model? Check all that apply. The physical layer The transport layer, The presentation layer The application layer - The physical layer The transport layer, The application layer Which of the following statements accurately describe the differences between a hub and a switch? Check all that apply. - A hub causes larger collision domains/ a hub is a physical layer device, and a switch is a data link layer device/ a switch remembers which devices are connected on each interface, while a hub does not. What does LAN stand for? - Local area network What's a router? - a device that knows how to forward data between independent networks. What is the type of modulation used by twisted pair cable computer networks known as? - Line coding What's the difference between full and half duplex? - Full duplex allows communications in two directions at the same time; half duplex means that only one side can communicate at a time. How many octets are there in a MAC address? - 6; A MAC address is a 48-bit number consisting of 6 octets. What address is used for Ethernet broadcasts? - FF::FF:FF::FF::FF:FF What is a cyclical redundancy check? - A mathematical calculation used to ensure that all data arrived intact.; A cyclical redundancy check ensures that there was no data corruption. A device that knows how to forward traffic between independent networks is known as a _____. - router MAC address stands for ____ address. - media access control Something that requests data from a server is known as a ____. - client; A client requests data, and a server responds to that request. When an electrical pulse on one wire is accidentally detected on another nearby wire, this is known as _____. - cross talk; Crosstalk is reduced by the way that wires are twisted inside of a cable. A defined set of standards that computers must follow in order to communicate properly is known as a _____. switch/ collision domain/ modulation/ protocol - not a collision domain. What is the fifth layer of the Transmission Control Protocol/Internet Protocol (TCP/IP) model? - Application Which layer in the Transmission Control Protocol/Internet Protocol (TCP/IP) model is responsible for delivering data between two nodes? Datalink, Network, Transport, Application - Not Transport The Ethernet protocol functi