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Network Topologies Quiz 1 (10 MCQs)

This set of multiple-choice questions evaluates understanding of client-server topology, network request processing, and communication management. It covers concepts such as network components, network devices, and network topologies including Star topology, bus network topology, and mesh network. The questions assess knowledge of network configuration, data flow management, and the role of a central hub in network design.

Quiz Instructions

Select an option to see the correct answer instantly.

1. Which network topology requires a central controller or hub?

Correct Answer: Correct answer is: (A) Star.

Exam Relevance: CCNA, Network+ Certification, CompTIA A+

Difficulty: Easy

Concept notes: In a star topology, all devices are connected to a central hub or controller, which manages the communication between devices.

Common Mistakes: A common misunderstanding is that a mesh topology requires a central controller, but in a mesh topology, each device is connected to multiple other devices, eliminating the need for a central controller.

Explanations: In a star topology, all devices are connected to a central hub or controller. This central hub manages the communication between devices, making it a requirement for the topology to function properly. In contrast, other topologies like mesh, ring, and bus do not necessarily require a central controller.

Option Analysis:

Option A: Star topology requires a central hub or controller.
Option B: Mesh topology does not require a central controller; each device is connected to multiple other devices.
Option C: Ring topology does not require a central controller; devices are connected in a circular loop.
Option D: Bus topology does not require a central controller; devices are connected to a single backbone cable.

2. Internal communication within institutions is done through

Correct Answer: Correct answer is: (A) LAN.

Exam Relevance: CCNA, CompTIA Network+, CIW Network Specialist

Difficulty: Easy

Concept notes: Local Area Network (LAN) is a computer network that interconnects computers within a limited area such as a residence, school, or office building.

Common Mistakes: A common misunderstanding is that WAN (Wide Area Network) might be used for internal communication, but WAN is typically used for connecting networks over larger geographical areas.

Explanations: LAN is the correct choice because it is designed for internal communication within a limited area, such as an institution. It provides fast and efficient communication between devices within the same network, making it ideal for internal use.

Option Analysis:

Option A: LAN is correct because it is used for internal communication within a limited area.
Option B: WAN is incorrect because it is used for connecting networks over larger geographical areas, not for internal communication within an institution.
Option C: EBB is incorrect because it is not a recognized network topology or communication method.
Option D: MMS is incorrect because it stands for Multimedia Messaging Service, which is used for sending multimedia content over mobile networks, not for internal institutional communication.

Mnemonic: LAN: Local Area Network

3. Which 2 are advantages of a Bus Network Topology?

Correct Answer: Correct answer is: (D) Only (A) & (B).

Exam Relevance: CCNA, Network+ Certification, CompTIA A+

Difficulty: Easy

Concept notes: A bus network topology is a type of network where all devices are connected to a single communication line or "bus". This topology is relatively simple and cost-effective.

Common Mistakes: A common mistake is to assume that a bus network topology offers fast data transfer due to fewer data collisions. However, in a bus topology, data collisions can be frequent, especially as the number of devices increases.

Explanations: A bus network topology is easy to install because it requires minimal setup and configuration. Additionally, it uses less cable compared to other topologies, making it cheaper to set up. However, data transfer in a bus network can be slower due to the potential for data collisions, which contradicts option C.

Option Analysis:

Option A: True. A bus network topology is easy to install due to its simple structure.
Option B: True. Less cable is needed, making it cheaper to set up.
Option C: False. Data transfer in a bus network can be slower due to frequent data collisions.
Option D: True. Only options A and B are correct.

4. In a mesh network devices are connected to

Correct Answer: Correct answer is: (D) Each other.

Exam Relevance: CCNA, Network+ Certification, CompTIA Network+

Difficulty: Easy

Concept notes: In a mesh network topology, each device is directly connected to every other device in the network.

Common Mistakes: A common misunderstanding is that a mesh network requires a central device like a switch or server to connect all devices, but in a true mesh network, devices are interconnected directly.

Explanations: In a mesh network, each device is connected to every other device, allowing for multiple paths for data transmission. This direct interconnection ensures redundancy and reliability, as data can be rerouted if one path fails.

Option Analysis:

Option A: A switch is not required in a mesh network as devices are directly connected to each other.
Option B: A server is not necessary for a mesh network; devices connect directly to each other.
Option C: A star topology involves devices connecting to a central hub, which is different from a mesh network where devices connect directly to each other.
Option D: In a mesh network, devices are directly connected to each other, forming a fully interconnected network.

5. Computers in this network are connected in a line.

Correct Answer: Correct answer is: (A) Bus Network.

Exam Relevance: CCNA, Network+ Certification, CompTIA A+

Difficulty: Easy

Concept notes: In a bus network topology, all devices are connected to a single communication line or "bus". This line acts as a shared communication medium where data travels from one end to the other.

Common Mistakes: A common misunderstanding is that a bus network is only a simple or straight line, but it is specifically defined by the shared communication line.

Explanations: In a bus network, all computers are connected to a single communication line, which is often referred to as a "bus". This line serves as a shared medium for data transmission. The description of computers connected in a line aligns with the bus network topology, where each device is connected to this single line.

Option Analysis:

Option A: Correct. A bus network fits the description of computers connected in a line, sharing a common communication line.
Option B: Incorrect. "Simple Network" is not a standard network topology term.
Option C: Incorrect. "Train Network" is not a standard network topology term.
Option D: Incorrect. "Straight Network" is not a standard network topology term.

Mnemonic: Bus = One Line, Shared Ride

6. Choose the best definition to explain what is meant by a 'client-server' network.

Correct Answer: Correct answer is: (B) A client is used to make requests, the server processes these requests and then responds to the request. The server provides a service.

Exam Relevance: CCNA, CompTIA Network+, CIW Network Specialist

Difficulty: Easy

Concept notes: In a client-server network topology, the server is a central node that provides services and resources to client nodes. Clients request services or resources from the server, and the server processes these requests and responds accordingly.

Common Mistakes: A common misunderstanding is that all nodes in a network have equal status, which is incorrect in a client-server topology.

Explanations: In a client-server network, the server is responsible for processing requests and providing services to clients. Clients make requests to the server, and the server responds to these requests. This is the fundamental principle of a client-server network topology.

Option Analysis:

Option A: This describes a peer-to-peer network topology, not a client-server topology.
Option B: This correctly describes the client-server network topology where clients make requests and the server processes and responds to these requests.
Option C: This is incorrect because only Option B is correct.
Option D: This is incorrect because Option B is the correct definition.

7. If the main cable on a bus fails what happens?

Correct Answer: Correct answer is: (C) The whole network fails.

Exam Relevance: CCNA, Network+ Certification, CompTIA A+

Difficulty: Moderate

Concept notes: In a bus topology, all devices are connected to a single main cable, known as the bus. If the main cable fails, it disrupts the communication between all devices on the network.

Common Mistakes: A common misunderstanding is that only the devices directly connected to the failed segment of the cable would be affected, but in a bus topology, the failure of the main cable affects the entire network.

Explanations: In a bus topology, the main cable serves as the backbone for communication between all devices. If the main cable fails, it severs the communication link for all devices connected to it, leading to a complete network failure.

Option Analysis:

Option A: This is incorrect because the failure of the main cable would affect all devices on the network, not just one or a few.
Option B: This is incorrect because in a bus topology, the failure of the main cable affects all devices, not just some.
Option C: This is correct because the main cable in a bus topology is critical for communication, and its failure results in the entire network failing.
Option D: This is incorrect because the failure of the main cable affects all devices, not just one.

Mnemonic: Bus Breaks, Network Fails

8. A network ..... refers to the layout of the computers and devices in a communications network.

Correct Answer: Correct answer is: (A) Topology.

Exam Relevance: CCNA, CompTIA Network+, CISSP

Difficulty: Easy

Concept notes: Network topology refers to the layout or arrangement of the various elements (links, nodes, etc.) of a computer network.

Common Mistakes: A common misunderstanding is that "mapping" refers to the layout of the network, but mapping typically refers to the process of identifying and documenting the network's components and their relationships.

Explanations: Network topology describes the physical and logical layout of the network components, such as the arrangement of devices and the connections between them. This layout is crucial for understanding how data flows through the network and how devices communicate with each other.

Option Analysis:

Option A: Correct. Topology refers to the layout of the network components.
Option B: Incorrect. Mapping refers to the process of identifying and documenting network components, not the layout itself.
Option C: Incorrect. Latency refers to the delay before a transfer of data begins following an instruction for its transfer.
Option D: Incorrect. Volume is not a term used to describe network layout.

9. The network in which we connect each network node to a central device (hub) is called

Correct Answer: Correct answer is: (B) Star Network Topology.

Exam Relevance: CCNA, Network+ Certification, CompTIA A+

Difficulty: Easy

Concept notes: In a star network topology, each node is connected to a central hub or switch. This central device acts as a mediator for all data transmission between nodes.

Common Mistakes: A common mistake is confusing the star topology with the bus topology, where nodes are connected to a single linear cable.

Explanations: In a star network topology, all devices are connected to a central hub or switch. This central device manages the data flow between the connected devices. This topology is easy to manage and troubleshoot, as each device's connection can be isolated from the rest of the network.

Option Analysis:

Option A: Bus Network Topology is incorrect because in a bus topology, all devices are connected to a single linear cable, not a central hub.
Option B: Star Network Topology is correct because it describes a network where each node is connected to a central hub or switch.
Option C: Ring Network Topology is incorrect because in a ring topology, devices are connected in a circular configuration, with each device connected to two others.
Option D: None of these is incorrect because the star topology is a valid and well-known network topology.

10. A network that connects an individual's personal devices that are located close together is called .....

Correct Answer: Correct answer is: (C) PAN.

Exam Relevance: CCNA, CompTIA Network+, CIW Network Specialist

Difficulty: Easy

Concept notes: A Personal Area Network (PAN) is a network that connects personal devices within a small area, typically within a few meters of each other.

Common Mistakes: A common misunderstanding is confusing PAN with other network types like WAN (Wide Area Network) or MAN (Metropolitan Area Network), which cover much larger geographical areas.

Explanations: A Personal Area Network (PAN) is designed to connect personal devices such as smartphones, laptops, and wearables within a small, localized area. This network type is distinct from WANs and MANs, which cover much larger geographical areas. Therefore, the correct answer is PAN.

Option Analysis:

Option A: WAN (Wide Area Network) covers a large geographical area, such as cities or countries, and is not suitable for connecting personal devices in a small area.
Option B: MAN (Metropolitan Area Network) covers a city or large campus, which is still too large for connecting personal devices in a small area.
Option C: PAN (Personal Area Network) is the correct answer as it is designed to connect personal devices within a small area.
Option D: All the above is incorrect because only PAN fits the description of connecting personal devices in a small area.

Mnemonic: PAN: Personal Area Network

Frequently Asked Questions

What is a network topology?

A network topology is the layout of the network components, including the physical and logical arrangement of network devices and the connections between them.

What is a star topology?

A star topology is a network layout where all devices are connected to a central hub or controller, which manages the data flow between devices.

What is a bus topology?

A bus topology is a network layout where all devices are connected to a single main cable, known as a shared communication line, which can lead to data collisions.

What is a mesh network?

A mesh network is a topology where each device is connected to multiple other devices, providing multiple paths for data to travel, enhancing reliability and redundancy.

What is a client-server network?

A client-server network is a network architecture where clients make requests and the server provides services, managing resources and data for the clients.

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