Star Topology in Computer Networks

What is the primary purpose of MAN in a networking infrastructure?

To connect multiple LANs in a metropolitan area

What is the primary function of the data-link layer in the OSI model?

Error-free transfer of data frames

Which layer is responsible for data encryption and decryption in the OSI model?

Presentation layer

Which network topology is commonly associated with LANs where all devices are connected to a central point?

Star Signup and view all the answers

What does the term 'LAN' stand for in networking?

Local Area Network Signup and view all the answers

What is the primary function of the Network Layer in the OSI model?

Routing and address assignment Signup and view all the answers

Which OSI layer is responsible for providing services to end-user applications?

Application Layer Signup and view all the answers

What is the primary concern of the Data Link Layer?

Node-to-node transmission without errors Signup and view all the answers

Which OSI layer is responsible for encrypting and decrypting data?

Presentation Layer Signup and view all the answers

What is the primary function of the Transport Layer?

End-to-end error control and flow control Signup and view all the answers

Which OSI layer is responsible for maintaining a session between communicating devices?

Session Layer Signup and view all the answers

What is the primary advantage of a star topology in terms of device failure?

Only the failed device is affected Signup and view all the answers

What is the primary disadvantage of a star topology in terms of cost?

It is costly due to the requirement of individual cables Signup and view all the answers

What is the primary function of the OSI model?

To specify the functions of each layer Signup and view all the answers

What is the highest level of the OSI model?

Application layer Signup and view all the answers

What is the lowest level of the OSI model?

Physical layer Signup and view all the answers

What year did the International Standards Organization (ISO) develop the OSI model?

1984 Signup and view all the answers