OSI Model

How many layers are in the TCP/IP Model?

5

HTTP resides at layer ___ of the OSI model. HTTPS resides at layer ___ of the OSI model

7 / 7

Which layer provides the user with an interface to a resource?

Application

Who was responsible for the development of the TCP/IP Reference Model?

DOD

If a data unit is going from a frame to a packet, what process is occuring?

Decapsulation

What process describes network communication going from a segment to data?

Decapsulation

What process occurs when the PDU goes from a bit to a frame?

Decapsulation

What is described as the process of taking a piece of data and wrapping it in another type of data?

Encapsulation

The Transport layer primarily handles encryption/decryption?

False

What is the layer 2 Protocol Data unit called?

Frame

USB belongs to what Layer of the OSI model?

Layer 1

In which layer, during encapsulation, is a header and trailer added to a packet?

Layer 2/ Data Link Layer

What layer of the OSI model is concerned with error detection and flow control, and is split into two sublayers?

Layer 2/ Datalink Layer

What Layer of the TCP/IP model does routing take place?

Layer 3/ Network Layer

What layer of the TCP/IP model consist of the Application, Presentation and Session layer of the OSI model?

Layer 5/ Application Layer

Which layer establishes, manages, and terminates connections between applications?

Layer 5/ Session Layer

Security Protocols belong to which layer of the OSI Model?

Layer 6

What layer of the OSI model hosts the security protocols TLS and SSL?

Layer 6/ Presentation Layer

What layer of the OSI model primarily deals with technologies such as JPEG and MPEG?

Layer 6/ Presentation layer

What layers of the OSI model hold network addresses?

Network Layer(3) and Data Link Layer(2)

The OSI layer 3 Protocol Data unit is referred to as a(n) "____".

Packet

Which layer is responsible for the following - Establishing and managing connections between local and remote applications - Providing simplex, half-duplex, or full-duplex operations - Establishing procedures for check-pointing, suspending, restarting, and terminating a connection

Session Layer

Name one of the protocols discussed that operate at Layer 4 of the OSI model?

TCP/ UDP

The __ model is used to describe how networks connect and properly communicate, rather than how network communication functions from start to finish?

TCP/IP

What layer is responsible for the following: - Controlling how much data is sent, and where it is sent to - Controlling how fast data is sent - Monitoring the state, connection, and success of delivery for certain protocols

Transport Layer

T/F: The network layer uses IP addresses to route data.

True