Computer Networks: A Comprehensive Guide for Year 7 Students

Question 1

Which layer is **not** part of the TCP/IP model?

Accepted Answer

Presentation

Answer

Application

Answer

Transport

Answer

Network

Question 2

In a computer network, what is the primary function of a MAC address?

Accepted Answer

Uniquely identifies each device connected to the network

Answer

Assigns IP addresses to devices on the network

Answer

Routes data packets between devices on the network

Answer

Protects data from unauthorized access on the network

Question 3

In a network topology where all devices connect to a central hub, which topology is being used?

Accepted Answer

Star topology

Answer

Bus topology

Answer

Ring topology

Answer

Mesh topology

Question 4

In which network topology are all devices connected directly to a central device?

Accepted Answer

Star network

Answer

Bus network

Answer

Ring network

Answer

Mesh network

Question 5

Which of these is NOT a type of network topology?

Accepted Answer

Cloud

Answer

Bus

Answer

Star

Answer

Ring

Question 6

In a star network topology, devices connect to a central switch or hub. What's an advantage of using this topology?

Accepted Answer

Easy to add or remove devices

Answer

Most reliable

Answer

Least expensive to implement

Answer

Most secure

Question 7

Which of these is a virtual network technology, not a physical network topology?

Accepted Answer

VLAN

Answer

Bus

Answer

Ring

Answer

Star

Question 8

Which of the following is NOT a type of network topology?

Accepted Answer

Protocol

Answer

Bus

Answer

Star

Answer

Ring

Question 9

In a computer network, what term describes how devices are connected to each other?

Accepted Answer

Network topology

Answer

Network protocol

Answer

Network security

Answer

Network router

Question 10

Which of the following is not a type of network topology?

Accepted Answer

Array

Answer

Star

Answer

Bus

Answer

Ring

Question 11

What are the different ways of arranging computers in a network called?

Accepted Answer

Network topologies

Answer

Network layouts

Answer

Network structures

Answer

Network connections

Question 12

Which device is NOT used to connect computers in a network?

Accepted Answer

Printer

Answer

Router

Answer

Switch

Answer

Firewall

Question 13

In a computer network, which device connects multiple computers and forwards data among them?

Accepted Answer

Router

Answer

Modem

Answer

Firewall

Answer

Printer

Question 14

In a network, which topology connects each computer to a central device like a router or switch?

Accepted Answer

Star topology

Answer

Bus topology

Answer

Ring topology

Answer

Mesh topology

Question 15

Which of these is not a physical network topology?

Accepted Answer

Cloud

Answer

Bus

Answer

Star

Answer

Ring

Question 16

In a star topology, how are the devices connected?

Accepted Answer

To a central point

Answer

In a circle

Answer

To a single cable

Answer

Directly to each other

Question 17

In a computer network, which device forwards data between different networks?

Accepted Answer

Router

Answer

Modem

Answer

Switch

Answer

Firewall

Question 18

Which of these is a type of computer network topology?

Accepted Answer

Bus

Accepted Answer

Star

Accepted Answer

Ring

Answer

Cloud

Question 19

Which network topology is NOT commonly used in computer networks?

Accepted Answer

Daisy chain topology

Answer

Bus topology

Answer

Star topology

Answer

Ring topology

Question 20

Within a computer network, what is the primary function of a router?

Accepted Answer

Connecting different networks

Answer

Storing files and data

Answer

Preventing unauthorized network access

Answer

Providing internet access

Question 21

What is a primary function of a router in a network?

Accepted Answer

Transmitting data between networks

Answer

Connecting devices to the network

Answer

Providing network security

Answer

Translating domain names to IP addresses

Question 22

How can computers be connected in a network?

Accepted Answer

Bus

Accepted Answer

Star

Accepted Answer

Ring

Answer

MAC

Question 23

Which of these is not a network topology?

Accepted Answer

Protocol

Answer

Bus

Answer

Star

Answer

Ring

Question 24

In a network, which topology connects all devices to a central hub?

Accepted Answer

Star

Answer

Bus

Answer

Ring

Answer

Tree

Question 25

In which network topology is every device connected to a central hub?

Accepted Answer

Star topology

Answer

Bus topology

Answer

Ring topology

Question 26

What is the main purpose of a switch in a computer network?

Accepted Answer

Connects devices and sends data based on their MAC addresses

Answer

Provides internet access

Answer

Translates network addresses (NAT)

Answer

Finds and fixes network issues

Question 27

Which of the following is not a network topology?

Accepted Answer

Internet

Answer

Bus

Answer

Star

Answer

Tree

Question 28

What is the main purpose of a router in a computer network?

Accepted Answer

To link different networks and allow data to flow between them.

Answer

To store files and data for users on the network.

Answer

To give devices on the network access to the internet.

Answer

To protect the network from unauthorized access and cyber threats.

Question 29

What is the primary function of a firewall in a computer network?

Accepted Answer

Protecting the network from unauthorized access and threats

Answer

Allowing communication between networks

Answer

Managing network traffic flow and optimizing performance

Answer

Storing and managing network data

Question 30

Which of the following is NOT a benefit of using cloud services?

Accepted Answer

Total control

Answer

Lower costs

Answer

Greater flexibility

Answer

Reduced maintenance

Question 31

In a mesh network, how do the devices connect to each other?

Accepted Answer

Through multiple interconnected links

Answer

Through a central hub

Answer

To a single dedicated server

Question 32

Which of the following is NOT a type of network topology?

Accepted Answer

Protocol

Answer

Bus

Answer

Star

Answer

Mesh

Question 33

What is the main purpose of a MAC address on a network interface card?

Accepted Answer

Identifying specific devices connected to the network

Answer

Storing user data and preferences on the network

Answer

Controlling the flow of data between devices on the network

Answer

Protecting network devices from security threats

Question 34

In a computer network, what is the main function of a firewall?

Accepted Answer

Preventing unauthorized network access

Answer

Allowing all network traffic

Answer

Optimizing network speed

Answer

Connecting different parts of a network

Question 35

What is the primary purpose of a router in a computer network?

Accepted Answer

To connect different networks and enable communication between them.

Answer

To provide wireless internet access to devices.

Answer

To store and manage user files and data.

Question 36

Which device sends data packets between different networks?

Accepted Answer

Router

Answer

Server

Answer

Switch

Answer

Firewall

Question 37

In a computer network, what is the main purpose of an IP address?

Accepted Answer

To give each device on the network a unique identifier

Answer

To change website addresses into numerical IP addresses

Answer

To keep data safe as it moves around the network

Answer

To let users visit certain websites and use online resources

Question 38

In a computer network, what is the primary function of a switch?

Accepted Answer

Controlling data flow between devices on the network

Answer

Connecting computers to the Internet

Answer

Storing data for the network

Question 39

Which network topology has all devices connected to a central point?

Accepted Answer

Star

Answer

Bus

Answer

Loop

Answer

Ring

Question 40

To protect a computer network from hackers and threats, which device is used?

Accepted Answer

Firewall

Answer

Switch

Answer

Router

Question 41

What is the main purpose of a DHCP server in a computer network?

Accepted Answer

Automatically assigns IP addresses to connected devices

Answer

Provides internet access to network devices

Answer

Serves as a gateway between networks

Answer

Protects the network from security threats

Question 42

In a network setup where each computer or device connects to a central point, like a switch or router, what type of topology is it?

Accepted Answer

Star topology

Answer

Bus topology

Answer

Ring topology

Answer

Mesh topology

Question 43

Which network topology has computers connected individually, rather than by a single cable?

Accepted Answer

Point-to-point

Answer

Bus

Answer

Star

Answer

Ring

Question 44

In a computer network, which device is responsible for sending data between different networks?

Accepted Answer

Router

Answer

Switch

Answer

Firewall

Question 45

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

Accepted Answer

Connect devices and transmit data

Answer

Provide internet access

Answer

Protect against unauthorized access

Answer

Store network data

Question 46

What is network management? Describe the tools and techniques used to manage and administer computer networks effectively.

Accepted Answer

Network management involves monitoring and controlling a network to ensure its proper functioning and user satisfaction.

Accepted Answer

Network management tools include software for monitoring traffic, diagnosing issues, and configuring devices.

Answer

Network management is only necessary for extensive networks with numerous devices.

Answer

Network management focuses solely on securing a computer network.

Question 47

How do emerging networking technologies like software-defined networking (SDN) and network function virtualization (NFV) affect computer networks in the future?

Accepted Answer

SDN and NFV give more control over network resources, making it easier for businesses to change and improve their networks.

Answer

SDN and NFV are only useful for big businesses, not small ones.

Answer

SDN and NFV will replace traditional networking, making physical network hardware unnecessary.

Answer

SDN and NFV have no effect on network security.

Question 48

What is the primary purpose of a protocol in a computer network?

Accepted Answer

To establish rules for communication between devices

Answer

To provide security for the network

Answer

To connect different types of devices

Answer

To manage traffic on the network

Question 49

What is the key difference between a LAN (Local Area Network) and a WAN (Wide Area Network)?

Accepted Answer

LANs are smaller and cover a limited area, while WANs are larger and connect devices across greater distances

Answer

LANs are faster than WANs

Answer

WANs are more secure than LANs

Answer

LANs and WANs serve different purposes

Question 50

What is the primary function of a router in a computer network?

Accepted Answer

To connect different networks

Answer

To connect devices within a network

Answer

To provide security

Answer

To manage traffic

Question 51

What is the purpose of a network adapter?

Accepted Answer

To connect a device to a network

Answer

To transfer data between devices

Answer

To provide security

Answer

To manage traffic

Question 52

Which network protocol is responsible for setting up and managing connections between devices on a network?

Accepted Answer

TCP

Answer

HTTP

Answer

FTP

Answer

UDP

Question 53

What is the term for the delay in time it takes for data to travel from one device to another on a network?

Accepted Answer

Network latency

Answer

Network speed

Answer

Bandwidth

Answer

Packet loss

Question 54

What's the main reason we use IP addresses in computer networks?

Accepted Answer

To tell different devices apart

Answer

To store lots of information

Answer

To keep the network safe

Question 55

In a computer network, which topology connects multiple devices to a central networking device, like a switch or router?

Accepted Answer

Star Topology

Answer

Bus Topology

Answer

Ring Topology

Question 56

What is the primary purpose of a protocol in a computer network?

Accepted Answer

To define how devices communicate and exchange data

Answer

To encrypt data for security

Answer

To provide access to shared resources

Answer

To detect and repair network problems

Question 57

What does the term 'bandwidth' refer to in the context of a network?

Accepted Answer

The maximum amount of data that can be transmitted over a network connection in a given amount of time

Answer

The speed of the internet

Answer

The number of devices connected to a network

Answer

The security of a network

Question 58

Which type of network is typically used to connect devices in a small area, such as a home or office?

Accepted Answer

LAN

Answer

WAN

Answer

PAN

Answer

MAN

Question 59

What is the protocol that defines the way web pages are transmitted and displayed on the internet?

Accepted Answer

HTTP

Answer

TCP/IP

Answer

HTTPS

Answer

FTP

Question 60

What type of software is used to manage and control a computer network?

Accepted Answer

Network operating system

Answer

Anti-virus software

Answer

Web browser

Answer

Email application

Question 61

What is the difference between a web server and a web browser in a computer network?

Accepted Answer

A web server stores and delivers web pages, while a web browser displays them

Answer

A web browser stores and delivers web pages, while a web server displays them

Answer

A web server connects to the internet, while a web browser does not

Answer

A web browser connects to the internet, while a web server does not

Question 62

What is the purpose of a protocol in a computer network?

Accepted Answer

To set rules for communication

Answer

To encrypt data

Answer

To locate and fix errors

Answer

To display a user interface

Question 63

Which layer of the TCP/IP model is responsible for directing data packets?

Accepted Answer

Network

Answer

Application

Answer

Transport

Answer

Physical

Question 64

What is the primary function of a firewall in a computer network?

Accepted Answer

Block unauthorized access

Answer

Scan for viruses

Answer

Backup data

Answer

Provide internet access