Unit 4

What does the term "Layered Architecture" refer to in network fundamentals?

• A type of network topology

• A method of organizing network connections

• A structure used to divide network communications

• A specific type of network protocol

How many layers are there in the model discussed in the network fundamentals?

• Three

• Five

• Seven

• Nine

In network communication, which direction does the "From Application to Physical" approach describe?

• Bottom-up

• Top-down

• Linear

• Circular

What is the direction of the "From Physical to Application" approach in network models?

• Top-down

• Bottom-up

• Linear

• Circular

What is the purpose of data packets moving through the OSI model in network communications?

• To increase the speed of data transfer

• To organize and manage network traffic

• To secure data from unauthorized access

• To structure data into manageable pieces

What is the main objective of Block 1 Network Fundamentals regarding the OSI model?

• To program the OSI model

• To identify the relationship of basic facts and state general principles pertaining to the OSI model

• To repair issues within the OSI model

• To design a new OSI model

Who developed the OSI Model?

• IEEE

• ISO

• IETF

• ITU

What is the purpose of the OSI Model?

• To provide a standard for electrical communications

• To regulate international trade

• To better understand the complex interactions in networking processes

• To develop software standards

In which year was the OSI Model published?

• 1970

• 1984

• 1990

• 2000

Where are the headquarters of the ISO located?

• Paris, France

• London, UK

• Geneva, Switzerland

• New York, USA