Computer Networks: Master the Fundamentals for Year 11 Computing

Question 1

Which of the following is **not** a common network topology?

Accepted Answer

Diamond

Answer

Bus

Answer

Star

Answer

Hierarchy

Question 2

Which network protocol is primarily used for transferring files over a network?

Accepted Answer

FTP

Answer

HTTP

Answer

SMTP

Answer

SSH

Question 3

What is the main purpose of a firewall in a network?

Accepted Answer

To prevent unauthorized access to the network

Answer

To improve network performance

Answer

To connect different networks together

Answer

To detect and remove viruses and malware

Question 4

Which of the following is **not** an advantage of using a client-server network model?

Accepted Answer

Decentralized management

Answer

Improved security

Answer

Increased reliability

Answer

Reduced maintenance costs

Question 5

What is the purpose of an IP address in a network?

Accepted Answer

To uniquely identify devices on a network

Answer

To provide a web address for accessing websites

Answer

To store data on a network

Answer

To connect different networks together

Question 6

Which of the following **is not** a type of cloud computing service?

Accepted Answer

Hardware as a Service (HaaS)

Answer

Software as a Service (SaaS)

Answer

Platform as a Service (PaaS)

Answer

Infrastructure as a Service (IaaS)

Question 7

What is the function of a routing protocol in a network?

Accepted Answer

To determine the optimal path for data transmission

Answer

To assign IP addresses to devices

Answer

To encrypt data for secure transmission

Answer

To monitor network traffic for performance analysis

Question 8

What's the primary reason for using a network monitoring tool?

Accepted Answer

To find and identify network problems

Answer

To set up network devices

Answer

To stop cyberattacks

Answer

To manage network users

Question 9

Which cloud computing service model provides access to ready-to-use applications over the Internet, eliminating the need for local installation and maintenance?

Accepted Answer

Software as a Service (SaaS)

Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Service (PaaS)

Answer

Desktop as a Service (DaaS)

Question 10

In a ring topology, how are devices connected?

Accepted Answer

In a circular loop

Answer

To a central hub

Answer

In a star pattern

Answer

In a mesh network

Question 11

What is the primary function of the TCP/IP protocol suite?

Accepted Answer

To facilitate communication between devices on a network

Answer

To protect data from unauthorized access

Answer

To encode data into a format suitable for transmission

Answer

To manage and allocate network resources

Question 12

Which network security measure utilizes an appliance to monitor and regulate network traffic?

Accepted Answer

Firewall

Answer

Antivirus software

Answer

Intrusion Detection System

Answer

Virtual Private Network

Question 13

What is the key distinction between a MAC address and an IP address?

Accepted Answer

MAC addresses identify network devices, while IP addresses identify individual data packets

Answer

IP addresses identify network devices, while MAC addresses identify individual data packets

Answer

MAC addresses are used for local communication, while IP addresses are used for wide-area communication

Answer

IP addresses are used for local communication, while MAC addresses are used for wide-area communication

Question 14

What is the primary purpose of a subnet mask?

Accepted Answer

To divide an IP network into smaller subnetworks

Answer

To provide a way to translate IP addresses into MAC addresses

Answer

To protect data from unauthorized access

Answer

To improve network performance

Question 15

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

Accepted Answer

To direct data packets between different networks

Answer

To connect devices to the network

Answer

To store and manage network data

Answer

To protect data from unauthorized access

Question 16

Which type of network cable offers high bandwidth and resistance to interference?

Accepted Answer

Fiber optic cable

Answer

Coaxial cable

Answer

Twisted pair cable

Answer

Ethernet cable

Question 17

What is the purpose of a demilitarized zone (DMZ) in a network security context?

Accepted Answer

To create a buffer zone between the internal network and the Internet

Answer

To store sensitive data that is isolated from the Internet

Answer

To monitor network traffic for suspicious activity

Answer

To provide a secure way to access the Internet from the internal network

Question 18

What is the primary function of a network protocol?

Accepted Answer

To define the rules for communication between devices

Answer

To provide security measures for data transfer

Answer

To determine the physical layout of the network

Answer

To assign IP addresses to devices

Question 19

Which type of security measure protects data confidentiality by scrambling it during transmission?

Accepted Answer

Encryption

Answer

Firewall

Answer

Intrusion Detection System

Answer

Authentication

Question 20

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

Accepted Answer

To connect different networks and forward data packets

Answer

To assign IP addresses

Answer

To filter network traffic

Answer

To detect and prevent cyber attacks

Question 21

What is the key difference between a LAN and a WAN?

Accepted Answer

LANs are smaller and private networks within a limited area, while WANs are larger and connect geographically dispersed locations

Answer

WANs are smaller and private networks within a limited area, while LANs are larger and connect geographically dispersed locations

Answer

LANs and WANs are the same size, but LANs are private and WANs are public

Answer

LANs and WANs are the same size and have the same access permissions

Question 22

What is the purpose of a MAC address?

Accepted Answer

To uniquely identify a device on a network

Answer

To provide IP address information

Answer

To establish a secure connection

Answer

To store user data

Question 23

What is the main function of a DNS server?

Accepted Answer

To translate domain names into IP addresses

Answer

To filter network traffic

Answer

To provide email services

Answer

To store website content

Question 24

What is the primary function of the TCP/IP protocol suite?

Accepted Answer

To establish and maintain network connections

Answer

To secure data transmissions

Answer

To manage data transfer between devices

Answer

To detect and correct errors in data transmission

Question 25

Which type of firewall analyzes the content of packets passing through it to detect and block threats?

Accepted Answer

Stateful

Answer

Stateless

Answer

Proxy

Answer

Circuit-level

Question 26

What is the primary purpose of a MAC address?

Accepted Answer

To uniquely identify a specific device on a network

Answer

To assign a unique IP address to a device

Answer

To establish a secure connection between devices

Answer

To access a website

Question 27

What is the key difference between a LAN and a WAN?

Accepted Answer

The geographical coverage of the network

Answer

The size of the network

Answer

The speed of the network

Answer

The purpose of the network

Question 28

What type of network device is used to connect multiple networks together?

Accepted Answer

Router

Answer

Switch

Answer

Firewall

Answer

Modem

Question 29

Which wireless network standard offers the fastest speed and lowest latency?

Accepted Answer

802.11ac

Answer

802.11b

Answer

802.11g

Answer

802.11n

Question 30

Which layer is not included in the TCP/IP model?

Accepted Answer

Session

Answer

Application

Answer

Transport

Answer

Network

Question 31

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

Accepted Answer

To prevent unauthorized access and protect the network

Answer

To enhance network performance and speed

Answer

To connect different networks and facilitate communication

Answer

To encrypt data and ensure privacy

Question 32

Which of the following is a popular wireless network standard?

Accepted Answer

802.11

Answer

Ethernet

Answer

USB

Answer

Bluetooth

Question 33

In a client-server network, what is the difference between a client and a server?

Accepted Answer

A client requests services, while a server provides them.

Answer

A client provides services, while a server requests them.

Answer

They both provide services.

Answer

They both request services.

Question 34

What is the maximum data transfer rate supported by a 100Base-T Ethernet cable?

Accepted Answer

100 Mbps

Answer

10 Mbps

Answer

1 Gbps

Answer

10 Gbps

Question 35

Which protocol is primarily used for sending and receiving email messages?

Accepted Answer

SMTP

Answer

HTTP

Answer

FTP

Answer

SSH

Question 36

What is the purpose of a MAC address?

Accepted Answer

To uniquely identify a device connected to a network.

Answer

To route network traffic between different devices.

Answer

To encrypt data sent over a network.

Answer

To provide internet connectivity to a device.

Question 37

In the TCP/IP protocol stack, which protocol operates at Layer 3?

Accepted Answer

IP

Answer

Ethernet

Answer

TCP

Answer

HTTP

Question 38

In the OSI model, which layer establishes the physical link between devices?

Accepted Answer

Physical Layer

Answer

Application Layer

Answer

Transport Layer

Answer

Network Layer

Question 39

In the OSI Model, which layer is tasked with ensuring reliable data transmission and rectifying errors?

Accepted Answer

Transport Layer

Answer

Application Layer

Answer

Network Layer

Answer

Data Link Layer

Question 40

What does a subnet mask do to help separate the network and host parts of an IP address?

Accepted Answer

It tells the difference between the network address and the host address.

Answer

It gives unique IP addresses to devices on a network.

Answer

It figures out the broadcast address for a subnet.

Question 41

What is the primary purpose of a network protocol?

Accepted Answer

Establishing rules and guidelines for communication between devices over a network

Answer

Transmitting data over physical connections

Answer

Providing encryption for secure data transmission

Answer

Storing and managing network data

Question 42

Which security measure is specifically designed to protect data during its transmission over a computer network?

Accepted Answer

Encryption

Answer

Antivirus software

Answer

Firewalls

Answer

Two-factor authentication

Question 43

In a computer network, what is the primary role of a router?

Accepted Answer

Directing data packets between different networks based on their destination addresses

Answer

Providing access to the internet

Answer

Amplifying signals to extend the network's reach

Answer

Storing and managing network configurations

Question 44

What is the primary function of a network cable?

Accepted Answer

Providing a physical connection between devices to transmit data

Answer

Enhancing the security of network connections

Answer

Establishing wireless communication between devices

Answer

Storing data and programs

Question 45

In a business setting, what is a primary reason for utilizing computer networks?

Accepted Answer

Facilitating the sharing of resources, information, and collaborative tools among employees

Answer

Managing personal finances and online shopping for employees

Answer

Providing entertainment and leisure activities for employees

Answer

Restricting employee access to certain websites and applications

Question 46

What is the key advantage of using fibre optic cables in a network infrastructure?

Accepted Answer

Substantially higher bandwidth capacity, enabling faster data transmission rates

Answer

Reduced susceptibility to electromagnetic interference

Answer

Improved durability and resistance to physical damage

Answer

Lower cost compared to traditional copper cables