WGU Networks and Security Foundations questions and answers- c172

Topology correct answer: The network architecture (how network works, eg: bus network topology) deterministic network correct answer: Each station connected to network has fixed or regular intervals for transmission (transmission has fixed time) ThinNet correct answer: Coaxial cable used in BUS network Hub correct answer: Multiport repeater device, center of star network Multiport Repeater correct answer: Hub. All data received broadcast to all ports Switch correct answer: Can send specific data to only one port instead of broadcasting to entire network OSI (Open Systems Interconnect)model correct answer: Physical, Data link, Network, Transport, Session, presentation, Application CSMA/CD correct answer: The Ethernet protocol, (Carrier Sense Multiple Access/w collision detection Ethernet exchange - Frame format: correct answer: Preamble, Start Frame Delimiter, Destination MAC address, Source MAC address, Length type, Data, Pad, Frame Check Sequence Preamble correct answer: An alternating pattern of 1s and 0s used for synchronization. Start Frame Delimiter correct answer: A binary 8-bit sequence of 1 0 1 0 1 0 1 1 that indicates the start of the frame. (Start of new frame) Destination MAC address correct answer: Each computer has an Ethernet network interface card (NIC) or network adapter that has a unique media access control. (Unique address for access & control) MAC (Media Access Control) address correct answer: Unique Key. The MAC address is 6 bytes (12 hex characters) in length. Length/Type correct answer: Number of bytes