CompTIA Network+ - OSI Model

Front

The Open Systems Interconnection (OSI) model consists of:

Back

7 Layers

Front

Physical layer of the OSI model is also known as:

Back

Layer 1

Front

Which of the terms listed below refers to the OSI network layer? Layer 1, Layer 2, Layer 3, Layer 4

Back

Layer 3

Front

Layer 6 of the OSI model is also referred to as:

Back

Presentation layer

Front

In the OSI model, physical addressing takes place at the:

Back

Data link layer

Front

Character encoding, data compression and encryption/decryption take place at the:

Back

Presentation layer of the OSI model

Front

Which OSI layer assumes responsibility for managing, establishing, and ending network connections between applications?

Back

Session layer

Front

What is the name of a protocol data unit (PDU) used at the OSI physical layer?

Back

Bit

Front

In the OSI model, Media Access Control (MAC) and Logical Link Control (LLC) sublayers are the components of:

Back

Data link layer

Front

Which OSI layer is responsible for breaking up data into segments?

Back

Transport layer