IT 300 GMU Q&A Exam Bundle

For a local area network (LAN), the physical topology must always be the same as the logical topology. False Which types of networks are considered Data Link Layer 2 "common networks"? LAN, WAN, WLAN Select the correct statement(s) regarding peer-to-peer (P2P) networks. there is a possibility th...

Digital Dataphone Service Provides end-to-end dedicated digital connections for digital devices such as computers. Can be thought of as the precursor to T-Carrier systems Supports relatively low data rates of 2.4, 4.8, 9.6, 19.2, 56, and 64 kbps Switched 56 supports 56 kbps data rates 64 kbps is...

Physical Topology How network devices are physically connected Logical Topology How connected devices communicate with one another over the physical topology Data Link Layer Sub-layer Medium Access Layer (MAC) Process by which devices on the network can access the shared medium. (NIU or NIC) ...

OSI Reference Model (7 Layers) Physical Layer: Physical interface/medium where information is exchanged in the form of electrical signals, optical and electromagnetic energy (hardware, transmission medium, interface specifications, etc.) Data Link Layer: Node-to-node communications. Information exi...

What best describes "broadband access"? broadband access describes technical methods that enable users to connect to high speed networks What are some ways to accomplish full-duplex (FDX) digital communications on guided medium at the physical layer (OSI Layer 1)? separate receive and transmit pa...