IT 2600-01

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What Windows utility do you use to find the MAC address for a system?

ipconfig/all

The TCP/IP application layer contains which of the following OSI layers?

5, 6 and 7

____________ is not a function of a data link protocol.

Amplitude Shift Key

Layers 5, 6, and 7 from the OSI model correspond to which of the following layers of the TCP/IP model?

Application

At which layer of the OSI model do MAC addresses operate?

Data Link

In which of the following layers of the OSI model would MAC addressing be found?

Data Link

At which of the following layers of the OSI model do packets exist?

Data Link (2)

Which of the following applies to data as it travels from Layer 1 to Layer 7 of the OSI model?

De-Encapsulation

Which of the following would be a standard or protocol used at the Data Link layer of the Internet or OSI model?

Ethernet

The application layer is the seventh layer of the Internet model and specifies the type of connection and the electrical signals that pass through it.

False

The internet standards organization that will allow anyone to join and submit RFCs.

IETF

In the OSI model, the application layer provides a set of utilities for applications and is the end user’s access to the network.

True

The network layer performs the same functions in both the OSI and Internet models and is responsible for routing messages from the source computer to the destination computer.

True

A frame ends with a special bit called the frame check sequence (FCS). What does the FCS do?

Verifies the data arrived correctly

A network engineer is dispatched to an employee office to troubleshoot an issue with the employee's laptop. The employee is unable to connect to local and remote resources. The network engineer flips the laptop's wireless switch on to resolve the issue. At which of the following layers of the OSI model was the issue resolved?

Layer 1

Frame relay occurs at which of the following layers of the OSI model?

Layer 2

The MAC address of a network device is used to communicate at which of the following OSI layers?

Layer 2

If a NIC does not have a link light, there is a failure at which of the following OSI layers?

Physical

The Network Interface Layer of the TCP/IP model corresponds to which of the following layers of the OSI model? (Select TWO).

Physical Data Link

At which of the following layers of the OSI model does ASCII work?

Presentation

Standards such as JPEG and ASCII operate at which of the following OSI model layers?

Presentation

The ____________ layer of the OSI model is responsible for data format translation.

Presentation

Why are networks set up with multi-layer models?

To make them easier to fix and update with technology changes

On which of the following layers of the OSI model does IP operate?

Transport

Which layer of the OSI model is responsible for ensuring flow control so that the destination station does not receive more packets that it can process at any given time?

Transport

Which layer of the TCP/IP model controls the segmentation and reassembly of data?

Transport

The _________ layer performs error checking which is redundant to some extent with the function of the _________ layer.

Transport and Data Link


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