Networking and Communications: Interactive Learning Quizzes for Year 9 ICT

Question 1

Which of these is a common type of threat to network security?

Accepted Answer

Phishing

Accepted Answer

Malware

Accepted Answer

Denial-of-service attack

Answer

Spam

Question 2

Which network protocol is specifically designed for transferring files?

Accepted Answer

FTP

Answer

HTTP

Answer

SMTP

Answer

DNS

Question 3

Which of the following is a disadvantage of networking?

Accepted Answer

Increased security risks

Answer

Sharing resources

Answer

Increased communication

Answer

Reduced costs

Question 4

In the OSI model, which layer encapsulates data into frames, preparing it for transmission?

Accepted Answer

Data Link Layer

Answer

Application Layer

Answer

Network Layer

Answer

Transport Layer

Question 5

How does a firewall safeguard a network against unauthorized access?

Accepted Answer

Blocks unauthorized traffic based on predefined rules

Answer

Encrypts data transmitted over the network

Answer

Scans for and removes viruses and malware

Answer

Provides a secure connection between two networks, like a VPN

Question 6

Which of the following statements accurately describes the differences between generations of Wi-Fi technology (e.g., 802.11a/b/g/n/ac/ax)?

Accepted Answer

Wi-Fi generations differ in speed, range, and security features.

Answer

Wi-Fi generations differ only in speed, with newer generations being faster.

Answer

Wi-Fi generations differ only in range, with newer generations having a wider range.

Question 7

What's the main purpose of network management protocols like SNMP and NetFlow in maintaining an efficient and secure network?

Accepted Answer

Monitor network performance, detect errors, and resolve issues

Answer

Manage data flow and control network access

Answer

Provide a secure connection between devices on a network

Answer

Translate network addresses and route data packets

Question 8

Which of the following best describes network latency?

Accepted Answer

The delay in data transmission from source to destination

Answer

The maximum data transfer rate on a network

Answer

The type of cable used to connect network devices

Question 9

Which process involves regularly checking a network's performance to find potential issues or problems?

Accepted Answer

Network Monitoring

Answer

Network Maintenance

Answer

Network Installation

Answer

Network Security

Question 10

What is the purpose of network management systems (NMS), and what features do they typically offer?

Accepted Answer

NMS monitor and manage network devices, providing real-time visibility and control.

Answer

NMS are only used to troubleshoot network issues.

Answer

NMS focus on network security and lack monitoring or troubleshooting capabilities.

Answer

NMS are exclusive to large networks and irrelevant for smaller ones.

Question 11

Which of these is NOT a network management tool used to monitor and troubleshoot networks?

Accepted Answer

Anti-virus software

Answer

Network monitoring tools

Answer

Network troubleshooting tools

Question 12

Which of these is a common security measure for wireless access points (WAPs)?

Accepted Answer

WPA2 encryption

Accepted Answer

MAC address filtering

Answer

Static IP address assignment

Answer

SSID broadcasting

Question 13

Which performance indicator measures the average time it takes for data to travel from one point to another in a network?

Accepted Answer

Latency

Answer

Throughput

Answer

Bandwidth

Question 14

Which of the following is NOT considered a component of a computer network?

Accepted Answer

Operating System

Answer

Server

Answer

Client

Answer

Cable

Question 15

Which network topology arranges devices in a star-shaped configuration?

Accepted Answer

Star

Answer

Bus

Answer

Ring

Answer

Mesh

Question 16

Which type of network connects devices within a limited geographical area, such as a home or office?

Accepted Answer

LAN

Answer

MAN

Answer

WAN

Answer

GAN

Question 17

Which type of encryption transforms readable data (plaintext) into an unreadable format (ciphertext)?

Accepted Answer

Symmetric

Answer

Asymmetric

Answer

Hashing

Answer

Encoding

Question 18

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

Accepted Answer

To prevent unauthorized access to the network

Answer

To enhance network performance

Answer

To store network data

Answer

To provide network redundancy

Question 19

Which option is NOT a type of network topology?

Accepted Answer

Chain

Answer

Bus

Answer

Star

Answer

Ring

Question 20

What is the primary function of a communication protocol?

Accepted Answer

To regulate data transmission between devices on a network

Answer

To provide security for network traffic

Answer

To store user data

Answer

To manage network resources

Question 21

Which type of network is typically used to connect devices within a limited geographical area?

Accepted Answer

LAN

Answer

WAN

Answer

MAN

Answer

PAN

Question 22

What is the main purpose of a firewall?

Accepted Answer

To prevent unauthorized access to a network

Answer

To enhance network performance

Answer

To store network data

Answer

To detect and prevent network attacks

Question 23

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

Accepted Answer

A router connects different networks, while a switch connects devices within a network

Answer

A switch connects different networks, while a router connects devices within a network

Answer

They both perform the same function

Answer

They are both used for network security

Question 24

What is the primary objective of network management?

Accepted Answer

To monitor and control the performance of a network

Answer

To provide security for network traffic

Answer

To store user data

Answer

To manage network resources

Question 25

Which option is NOT a wireless communication technology?

Accepted Answer

Ethernet

Answer

Wi-Fi

Answer

Bluetooth

Answer

Cellular

Question 26

What is the main purpose of a VPN?

Accepted Answer

To establish a secure connection between two devices over a public network

Answer

To provide access to websites that are blocked

Answer

To increase network speed

Answer

To detect and prevent network attacks

Question 27

What is the main function of the TCP protocol in network communication?

Accepted Answer

To ensure reliable data transmission

Answer

To determine the best path for data transmission

Answer

To encrypt data for secure transmission

Answer

To compress data for faster transmission

Question 28

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

Accepted Answer

To control and filter traffic entering and leaving the network

Answer

To detect and block viruses and other malware

Answer

To improve network speed and performance

Answer

To store network data

Question 29

What is the main purpose of a MAC address in network communication?

Accepted Answer

To uniquely identify a device connected to the network

Answer

To determine the network route for data transmission

Answer

To encrypt data for secure transfer

Answer

To control network access

Question 30

What is the primary purpose of a network security firewall?

Accepted Answer

Preventing unauthorized access to a network

Answer

Managing network traffic

Answer

Detecting and responding to cyber threats

Answer

Encrypting sensitive data

Question 31

Which of the following technologies is categorized as a wired network?

Accepted Answer

Ethernet

Answer

Wi-Fi

Answer

Bluetooth

Answer

Cellular

Question 32

Identify the primary function of a router in a network.

Accepted Answer

Facilitating data transfer between networked devices

Answer

Connecting devices to a network

Answer

Providing internet access

Answer

Securing a network

Question 33

Distinguish between a LAN and a WAN.

Accepted Answer

LANs connect devices within a limited area, while WANs operate over broader distances.

Answer

LANs are inherently slower than WANs.

Answer

LANs offer superior security compared to WANs.

Answer

WANs are more cost-effective than LANs.

Question 34

What is the primary purpose of a network protocol?

Accepted Answer

To define rules for communication between devices

Answer

To connect different types of devices

Answer

To encrypt data for security

Answer

To store data on a network

Question 35

Which of the following is a common type of network security threat?

Accepted Answer

Malware

Answer

Firewall

Answer

Encryption

Answer

Port knocking

Question 36

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

Accepted Answer

LANs connect devices in a limited area, while WANs connect devices over a wide area

Answer

LANs are larger than WANs

Answer

LANs are faster than WANs

Answer

LANs are private, while WANs are public

Question 37

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

Accepted Answer

To connect different networks

Answer

To store data for users

Answer

To manage network security

Answer

To monitor network traffic

Question 38

What is the primary purpose of a firewall?

Accepted Answer

To block unauthorized access to a network

Answer

To protect against viruses and malware

Answer

To monitor and manage network traffic

Answer

To encrypt data

Question 39

In a Token Ring network, data is transmitted by passing a:

Accepted Answer

Token

Answer

Data packet

Answer

Broadcast signal

Answer

Ethernet frame

Question 40

Which of the following is NOT a function of network protocols?

Accepted Answer

Determining the specific format of data

Answer

Establishing rules for data transmission

Answer

Providing error detection mechanisms

Answer

Ensuring reliable connections between devices

Question 41

Which of the following best describes a computer network?

Accepted Answer

A group of connected devices that can share resources and communicate with each other

Answer

A collection of computers that are physically connected by cables

Answer

A system that allows users to access the internet

Answer

A network of devices that are used to play online games

Question 42

What is the main purpose of a network protocol?

Accepted Answer

To establish rules for communication between devices on a network

Answer

To provide security for network communications

Answer

To manage network traffic

Answer

To connect different types of networks

Question 43

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

Accepted Answer

To prevent unauthorized access to the network and its resources

Answer

To monitor network traffic for suspicious activity

Answer

To provide encryption for data transmitted over the network

Answer

To optimize network performance by managing traffic flow

Question 44

What is the purpose of a Media Access Control (MAC) address?

Accepted Answer

To uniquely identify a network device, such as a computer or printer

Answer

To provide security for network communications

Answer

To route network traffic efficiently

Answer

To connect different types of networks

Question 45

What is the primary function of a communication protocol?

Accepted Answer

To establish rules for data exchange between devices

Answer

To control network access

Answer

To ensure network security

Answer

To manage network resources

Question 46

How do LANs differ from WANs?

Accepted Answer

LANs are generally smaller, connecting devices within a limited area, while WANs span larger distances and connect networks across regions

Answer

LANs are typically wireless, while WANs are wired

Answer

LANs are faster than WANs

Answer

WANs are more secure than LANs

Question 47

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

Accepted Answer

To connect different networks and forward data packets between them

Answer

To filter traffic and prevent unauthorized access

Answer

To provide security by encrypting data

Answer

To manage network resources and allocate bandwidth

Question 48

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

Accepted Answer

To block unauthorized access and protect the network from malicious traffic

Answer

To detect and remove viruses and other malware from network traffic

Answer

To monitor network traffic and provide insights into network usage patterns

Answer

To improve network performance by optimizing traffic flow and reducing latency

Question 49

Which type of fiber optic cable is commonly used for long-distance, high-speed data transmission?

Accepted Answer

Single-mode

Answer

Multi-mode

Answer

Coaxial

Answer

Twisted pair

Question 50

Which of the following is NOT a common network topology?

Accepted Answer

Daisy Chain

Answer

Bus

Answer

Star

Answer

Ring

Question 51

Which communication protocol is specifically designed for sending and receiving emails over the internet?

Accepted Answer

SMTP

Answer

TCP

Answer

IP

Answer

HTTP

Question 52

What is the primary purpose of a firewall within a network?

Accepted Answer

To prevent unauthorized access to the network

Answer

To connect different networks together

Answer

To transmit data efficiently across the network

Answer

To store and manage network data

Question 53

What is the specific function of a router in a network?

Accepted Answer

To facilitate data transmission between different networks

Answer

To connect individual devices to the network

Answer

To store and manage network data

Answer

To ensure data security and privacy

Question 54

What is the key difference between a local area network (LAN) and a wide area network (WAN)?

Accepted Answer

WANs connect devices across different locations, while LANs connect devices within a limited area

Answer

LANs are typically larger in size and cover a wider geographical area than WANs

Answer

LANs are public networks, while WANs are private networks

Answer

There is no significant difference between LANs and WANs

Question 55

Which of the following is NOT a characteristic of a peer-to-peer network?

Accepted Answer

Data is stored centrally on a dedicated server

Answer

All connected devices have equal roles and responsibilities

Answer

There is no central server controlling the network

Answer

Data is stored on multiple devices for redundancy

Question 56

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

Accepted Answer

Serial

Answer

Bus

Answer

Star

Answer

Ring

Question 57

What is the main purpose of a network protocol?

Accepted Answer

To define rules for data communication

Answer

To protect data from unauthorized access

Answer

To store and retrieve data on a network

Answer

To simulate multiple devices on a single network

Question 58

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

Accepted Answer

LANs connect devices within a limited area, while WANs connect devices over a larger geographical distance.

Answer

WANs are always faster than LANs.

Answer

LANs are always more secure than WANs.

Answer

There is no difference between LANs and WANs.

Question 59

What is the function of an IP address in a computer network?

Accepted Answer

To uniquely identify a device connected to the network

Answer

To send data from one device to another

Answer

To protect data from unauthorized access

Answer

To store files on a network

Question 60

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

Accepted Answer

To prevent unauthorized access to the network

Answer

To detect and remove viruses

Answer

To encrypt data transmitted over the network

Answer

To back up network data

Question 61

What is the main difference between synchronous and asynchronous communication in computer networks?

Accepted Answer

Synchronous communication requires both devices to be online simultaneously, while asynchronous communication does not.

Answer

Asynchronous communication is always faster than synchronous communication.

Answer

Synchronous communication is inherently more secure than asynchronous communication.

Answer

There is no difference between synchronous and asynchronous communication.

Question 62

What is the main purpose of a network protocol?

Accepted Answer

To establish rules for data transmission over a network

Answer

To provide security for data transmission

Answer

To manage network resources

Answer

To connect different types of devices

Question 63

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

Accepted Answer

To forward data packets between different networks

Answer

To connect devices within a single network

Answer

To connect devices to the internet

Answer

To provide network security

Question 64

What is the main function of a network interface card (NIC)?

Accepted Answer

To connect a computer to a network

Answer

To provide network security

Answer

To store network data

Answer

To manage network resources