Question | Answer |
Layer 1 | Physical |
Layer 2 | Data Link |
Layer 3 | Network |
Layer 4 | Transport |
Layer 5 | Session |
Layer 6 | Presentation |
Layer 7 | Application |
Physical Layer Function | Physical Topology |
Data Link Layer Function | Framing |
Network Layer Function | Routing |
Transport Layer Function | End-to-end connection |
Session Layer Function | Dialog Control |
Presentation Layer Function | Data encryption, compression, & translation services |
Application Layer Function | File, print, message, database, & application services |
Physical Layer Responsibility(ies) | ~Moves bits between devices ~Specifies voltage, wire speed, & pin-out of cables |
Data Link Layer Responsibility(ies) | ~Combines packets into bytes, and bytes into frames ~Provides access to media using MAC address ~Performs error detection, not correction |
Network Layer Responsibility(ies) | ~Provides logical addressing which routers use for path determination |
Transport Layer Responsibility(ies) | ~Provides reliable or unreliable delivery ~Preforms error correction before re-transmit |
Session Layer Responsibility(ies) | ~Keeps different applications' data separate |
Presentation Layer Responsibility(ies) | ~Presents data ~Handles processing such as encryption |
Application Layer Responsibility(ies) | ~Provides a user interface |
Want to create your own Flashcards for free with GoConqr? Learn more.