Ethernet Study guides, Class notes & Summaries

Progression: Field Tech II - III Conventional Exam 2024 What is one reason why broadband cable operators install fiber-optic cable in stages instead of changing the infrastructure all at once? - Answer ️️ -Changing the infrastructure all at once would cause too many service disruptions. What is the difference between the fiber-to-the-node (FTTN) and fiber-to-the-curb (FTTC) topologies? - Answer ️️ -An FTTC is allowed a smaller number of RF amplifiers between the optical fiber and t...

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...

NET + n10-008 Test Prep (200 Questions & Answers) all correct_2022. Which of the following organizations developed the Open Systems Interconnection (OSI) model? A. International Telecommunication Union (ITU-T) B. Comité Consultatif International Télégraphique et Téléphonique (CCITT) C. American National Standards Institute (ANSI) D. Institute of Electrical and Electronics Engineers (IEEE) E. International Organization for Standardization (ISO) - E. ISO developed and published the O...

Business Data Networks and Security, 10e (Panko) Chapter 5 Ethernet (802.3) Switched LANs

NCTI FIELD TECH 2 TO 3 PROGRESSION FINAL EXAM 2023 - 2024 100%CORRECT ANSWERS. What uses the 2.4-GHz band and runs at 54 Mbps? 802.11g What is one reason why broadband cable operators install fiber-optic cable in stages instead of changing the infrastructure all at once? Changing the infrastructure all at once would cause too many service disruptions. What is the difference between the fiber-to-the-node (FTTN) and fiber-to-the-curb (FTTC) topologies? An FTTC is allowed a smaller number o...

1. Which OSI(Open Systems Interconnection model) layer is related to the function of the IP protocol suite?: Network 2. Which OSI(Open Systems Interconnection model) layer is responsible for organizing how bits are passed over the physical layer between devices within the same collision domain?: Data link 3. Which OSI(Open Systems Interconnection model) layer would define the scope of a protocol that makes sure packets of data are received correctly and resends them if they are not?: Transpo...

Local Area Network (LAN) A network that covers a relatively small area such as a building or group of buildings (1.1 & 2.7) Personal Area Network (PAN) - Provides communication for devices owned by a single user that work over a short distance - Bluetooth, IR, NFC, etc. (1.1 & 2.7) LCD (Liquid Crystal Display) Lightweight & Inexpensive - Poor black levels due to Separate Backlight (1.2) TN (twisted nematic) Fast response Times - Low cost - Low Power Use - Limited Viewing Angles (1.2)...

CYB-210 Project One Computer Network Modification. This brief will explain the steps that were taken to configure new devices and the network. Screenshots are included for each step for better understanding. Completed the following:  Add free guest wireless internet for the customers  Install cameras that monitor the front desk and the waiting area.  Reconfigure the current network to support the new hardware. The needed hardware is already in the office, so the cameras and wirele...

communications network - Answer- is any collection of devices that have the ability to exchange signals and data with each other. Today, telephone, cellular phone, cable television, satellite television, and computer networks crisscross the globe and offer unprecedented access to information, people, and events. circuit switching, - Answer- circuit switching, which essentially established a dedicated, private link between one telephone and another for the duration of a call A packe...

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...