Network Fundamentals: Switches and Routers

Play an AI-generated podcast conversation about this lesson

What is the primary function of a switch in a network?

To allow users to share files and services

To connect two LANs in a WAN

To route data between multiple LANs

To filter and forward network traffic based on hardware address (correct)

What is the main difference between a router and a switch?

Routers are used for WANs, while switches are used for LANs

Routers are more expensive and complicated to set up than switches

Routers are used for LANs, while switches are used for WANs

Routers inspect destination IP addresses, while switches inspect hardware addresses (correct)

What type of network covers a small geographical area, such as a building or campus?

WAN

LAN (correct)

MAN

P2P

What is the primary method of forwarding used by routers?

Packet switching Signup and view all the answers

What is the term for the classification of networks based on the sharing of information?

Network model Signup and view all the answers

What is the term for a network that connects multiple LANs in a city or metropolitan area?

MAN Signup and view all the answers

What is the primary advantage of using a router over a switch?

Routers can forward data based on IP addresses Signup and view all the answers

What is the term for the classification of networks based on their geographical area?

Network coverage area Signup and view all the answers

What is a key factor in determining the choice of network topology?

Type and number of equipment being used Signup and view all the answers

What does a physical topology diagram illustrate?

The physical location of intermediary devices and cable installation Signup and view all the answers

Which of the following topologies is NOT typically used for interconnecting end devices on LANs?

Bus topology Signup and view all the answers

What is a characteristic of star and extended star topologies?

Easy to install, scalable, and easy to troubleshoot Signup and view all the answers

What is the term for the central cable in a bus topology?

Backbone Signup and view all the answers

What is the purpose of terminating each end of the bus in a bus topology?

To prevent signal reflection Signup and view all the answers

Which of the following is NOT one of the types of network topologies?

Tree Signup and view all the answers

What is the sequence of frame transmission in a bus LAN?

Station C → Bus → Station A Signup and view all the answers

Which of the following advantages of packet-switching enables efficient line utilization?

Single node to node link sharing Signup and view all the answers

What type of transmission media uses pulses of light?

Glass or plastic fibers within cables Signup and view all the answers

What is the primary function of a transmission medium in a network?

To allow data transmission from source to destination Signup and view all the answers

Which of the following cable types is commonly used in LANs?

Twisted pair cables Signup and view all the answers

What determines the type of cable used in a network?

All of the above Signup and view all the answers

What is the term for the classification of networks based on the physical medium used?

Network transmission media Signup and view all the answers

What is the primary advantage of using fiber-optic cables?

High data transmission rates Signup and view all the answers

What type of wireless transmission uses modulation of specific frequencies of electromagnetic waves?

Wireless transmission Signup and view all the answers

What is the maximum length of a twisted pair cable segment?

100 meters Signup and view all the answers

What is the primary advantage of using Unshielded Twisted Pair (UTP) cables?

All of the above Signup and view all the answers

What is the main difference between STP and UTP cables?

Shielding Signup and view all the answers

What is the purpose of twisting in UTP cables?

To reduce interference Signup and view all the answers

What is the primary disadvantage of using a bus topology in a network?

It is difficult to add or remove computers without disrupting the whole network Signup and view all the answers

What type of cable is typically used for connections between devices in a network?

Twisted pair Signup and view all the answers

What is the main advantage of using fiber-optic cables?

Long distance capability Signup and view all the answers

What is the primary advantage of using a mesh topology in a network?

It provides the highest degree of fault tolerance Signup and view all the answers

What is the primary purpose of the circuit establishment phase in a circuit-switched network?

To establish a dedicated circuit between endpoints Signup and view all the answers

What is the purpose of a crimper tool in twisted pair cable installation?

To attach the RJ-45 connector Signup and view all the answers

What is the classification principle of UTP cables?

Twist amount Signup and view all the answers

What is the primary disadvantage of using a circuit-switched network?

It dedicates channel capacity for the duration of the connection, resulting in wasted capacity if no data is transferred Signup and view all the answers

What is the primary characteristic of packet-switching in a network?

Data is transmitted in small packets, which are received, stored briefly, and passed on to the next node Signup and view all the answers

What is the primary advantage of using packet-switching over circuit-switching in a network?

It is more efficient in terms of data transfer, as channel capacity is not wasted Signup and view all the answers

What is the primary purpose of buffering in packet-switching?

To store data packets briefly before passing them on to the next node Signup and view all the answers

What is the primary difference between a full mesh and a partial mesh topology?

A full mesh topology has every device connected to every other device, while a partial mesh topology does not Signup and view all the answers