Physical layer devices - Study guides, Class notes & Summaries

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...

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...

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...

SANS 401 GSEC Exam 2023 Graded A Network Topology The Physical/Logical shape of a network Logical Topology Gives the description for the physical layout, shows VLAN's and where they are placed on the physical topology Trunk Port Connects packets that travel to all VLAN's on a switch Baseband Systems Transmits one signal on the medium (fiber, copper, etc) Broadband Form of multiplexing to join multiple signals on a medium Ethernet Designed as baseband system that can be used in mu...

Nursing Informatics Certification Exam, ANCC Informatics, ANCC Nursing Informatics Certification Review 629 Questions with Answers Meta structure of NI - CORRECT ANSWER The ability of the nurse to utilize data, information, and knowledge to make wise clinical decisions. Definition of Nursing Informatics - CORRECT ANSWER A speciality that integrates nursing science with multiple information and analytical sciences to identify, define, manage and communicate data, information, knowledge and ...

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...

MDC 1 Final Exam Review(updated 2023)verified If a surgical wound was closed with sutures, what is the healing process called? primary What is the medical term to describe thick, yellow drainage? purulent Which of the following is correct management of cellulitis? Use a tight bandage on the affected area Do not apply heat to the affected area Use a warm, moist towel on affected area Use a cold, dry towel on affected area Use a warm, moist towel on affected area Which ...

ISSC262 MidTerm Exam - Results Attempt 1 of 1 Written Aug 30, 2023 8:18 PM - Aug 30, 2023 8:34 PM Attempt Score 88 / 100 - 88 % Overall Grade (Highest Attempt) 88 / 100 - 88 % stion 1 4 / 4 po Sniffing can be used to ___________. Question options: troubleshoot connections investigate malware detect abnormal behavior All of the above PSK mode is ___________. Question options: a pre-salted key a pre-shared key more secure enterprise ready The characteristics of Ethernet include a...

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...

NET + N10 – 008 Test Prep (200  Questions With Verified Answers) On a TCP/IP network, which layers of the Open Systems Interconnection  (OSI) model contain protocols that are responsible for encapsulating the data generated by an  application, creating the payload for a packet that will be transmitted over a network?  (Choose all that apply.) A. Physical B. Data link C. Network D. Transport E. Session F. Presentation G. Application - B, C, D. Before the payload data genera...