Network topology - Study guides, Class notes & Summaries

Which statement is true about the CSMA/CD access method that is used in Ethernet? - Answer- All network devices must listen before transmitting. What type of communication rule would best describe CSMA/CD? - Answer- access method Which three basic parts are common to all frame types supported by the data link layer? - Answer- *Header *Data *Trailer What three items are contained in an Ethernet header and trailer? - Answer- *Source MAC address *Destination MAC address *Error-checki...

TestOut Networking Pro Ch 4 Exam Questions and Answers Topology -Answer-Ethernet uses the following networking topologies, depending upon the specification being implemented: • Physical bus, logical bus • Physical star, logical bus • Physical star, logical star Networking Device -Answer-Devices used on Ethernet networks include: • NICs • Hubs (obsolete) • Switches • Routers Transmission Media -Answer-Ethernet supports the following cable types: • Unshielded twisted p...

What is one reason why broadband cable operators install fiber optic cables 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 FTTN and FTTC - FTTC is allowed a smaller number of RF amplifiers between the optical fiber and the customer premises Which of these components is used in a PON(Passive Optical Network) - Optical Splitters Which type of Star topology used in a...

WGU D075 Pre- Assessment (Latest 2024/ 2025 Update) Information Technology Management Essentials | Qs & As| 100% Correct| Grade A Q: A large heating and air conditioning company provides each employee with a small computing device that the employees use to track work and accept payments. Which term refers specifically to this type of device? *Peripheral computer *Microcomputer *Minicomputer *Handheld computer Answer: Handheld computer Q: What is the major function of a comp...

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?: Transport 4...

WGU D075 Objective Assessment (Latest 2024/ 2025 Update) Information Technology Management Essentials | Qs & As| 100% Correct| Grade A Q: What is the purpose of a MAC address? To uniquely identify an internet URL To uniquely identify a computer on a network To uniquely identify a computer motherboard To uniquely identify an email client Answer: To uniquely identify a computer on a network Q: Which topology implements a network where if the central hub fails, all nodes attac...

NCTI Final Exam: Progression Field Tech 2- 3 Exam| New Update 2023/ 2024|Verified Questions and Answers 1. What would be the downstream throughput if two QAM channels with a throughput of 38 Mbps were bonded?  Answer: 76 Mbps. 2. What are two features that were added in DOCSIS 3.1 to extend the viability of HFC networks into the next decade?  Answer: OFDM and LDPC. 3. Which step in the troubleshooting process requires a discussion with the customer to gather more...

WGU C700 Task1 Secure Network Design 2024 with complete solution Table of Contents A. Company A’s Network Security & Infrastructure Problems 3 B. Zenmap & OpenVas 4 C. Impact of Company B’s network security or infrastructure problems 4 D. Proposed network topology for merging Company A and Company B 5 E. OSI & TCP/IP in regarding merged Network topology Diagram 6 F. Justification of proposed network topology diagram 6 G. Two secure network principles in merged diagram 7 H. Two com...

You have implemented a network where each device provides shared files with all other devices on the network. What type of network do you have? Correct Answer-Peer-to-peer You have implemented a network where hosts are assigned specific roles, such as for file sharing and printing. Other hosts access those resources but do not host services of their own. What type of network do you have? Correct Answer-Client-server Which of the following geographic network types are typically mana...

WGU C172 Objective Assessment Study Guide (Latest 2023/ 2024 Update) Network and Security Foundations| Questions and Verified Answers| 100% Correct Q: This standard can provide data transfer rates up to 54Mbps and an operating range up to 75 feet. It operates at 5GHz and uses OFDM Answer: 802.11a (Wireless-A) Q: This standard can provide data transfer rates up to 11Mbps with ranges of 100-150 feet. it operates at 2.4GHz and uses DSSS Answer: 802.11b (Wireless-B) Q:...