Computer Networks: Master the Fundamentals for Sixth Form College

Question 1

Which attribute of TCP ensures that data is transmitted accurately and completely?

Accepted Answer

Reliable

Answer

Fast

Answer

Secure

Answer

Efficient

Question 2

Which layer of the TCP/IP model is responsible for addressing and routing packets?

Accepted Answer

Network

Answer

Application

Answer

Transport

Answer

Data Link

Question 3

Which routing protocol employs distance vector routing to determine the best path for data transmission?

Accepted Answer

RIP

Answer

OSPF

Answer

BGP

Answer

EIGRP

Question 4

In network virtualization, which concept involves hiding the underlying infrastructure from users?

Accepted Answer

Abstraction

Answer

Isolation

Answer

Consolidation

Answer

Virtualization

Question 5

Which advantage of network management systems is primarily focused on improving network security?

Accepted Answer

Enhanced security

Answer

Centralized monitoring

Answer

Automated configuration

Answer

Reduced downtime

Question 6

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

Accepted Answer

Uniquely identifying a network device

Answer

Storing the IP address of the device

Answer

Establishing connections with other devices

Answer

Encrypting network traffic

Question 7

What is the primary function of a load balancer in a network?

Accepted Answer

Distributing traffic across multiple servers

Answer

Providing fault tolerance

Answer

Enhancing network security

Answer

Monitoring network performance

Question 8

Which of the following is NOT a cloud computing service model?

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 9

The primary protocol used for communication between web browsers and web servers is?

Accepted Answer

HTTP

Answer

TCP

Answer

UDP

Answer

HTTPS

Question 10

In the TCP/IP model, which layer is responsible for determining the path that data packets take through a network?

Accepted Answer

Network layer

Answer

Physical layer

Answer

Transport layer

Answer

Application layer

Question 11

Which type of network topology features a central node that manages and coordinates communication among all other nodes?

Accepted Answer

Star network

Answer

Bus network

Answer

Ring network

Answer

Mesh network

Question 12

Which of the following is NOT a commonly used type of network cable?

Accepted Answer

HDMI cable

Answer

Coaxial cable

Answer

Fiber optic cable

Answer

Twisted pair cable

Question 13

A key advantage of wireless networks is their ability to:

Accepted Answer

Offer mobility and flexibility

Answer

Provide physical connections between devices

Answer

Operate at extremely high frequencies

Answer

Eliminate the need for network cables

Question 14

What is the key functionality of the TCP protocol?

Accepted Answer

Ensuring reliable data transfer

Answer

Establishing and maintaining network connections

Answer

Routing data packets across the network

Answer

Encrypting data for secure transmission

Question 15

Which security measure is primarily designed to prevent unauthorized access to network resources?

Accepted Answer

Firewall

Answer

Antivirus software

Answer

Encryption

Answer

Two-factor authentication

Question 16

Which of the listed options is not a type of network cable?

Accepted Answer

Wi-Fi

Answer

Coaxial

Answer

Fiber optic

Answer

Ethernet

Question 17

What is the primary function of a MAC address?

Accepted Answer

Uniquely identifying a device connected to the network

Answer

Routing traffic across the network

Answer

Encrypting data transmissions

Answer

Providing user authentication

Question 18

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

Accepted Answer

To route traffic between networks

Answer

To connect devices on a LAN

Answer

To provide Internet access

Answer

To store data

Question 19

What is the purpose of a MAC address?

Accepted Answer

To identify a specific device on a network

Answer

To assign an IP address to a device

Answer

To encrypt network traffic

Answer

To store user data

Question 20

Which layer in the TCP/IP model is primarily responsible for data routing?

Accepted Answer

Network

Answer

Transport

Answer

Application

Answer

Data Link

Question 21

Select the type of malware capable of self-replication:

Accepted Answer

Virus

Answer

Spyware

Answer

Adware

Answer

Trojan

Question 22

Identify the port number commonly associated with HTTP:

Accepted Answer

80

Answer

443

Answer

21

Answer

25

Question 23

In a client-server network model, which statement accurately describes its structure?

Accepted Answer

One central server manages resources and serves multiple client devices

Answer

All devices have equal roles and share resources collectively

Answer

There is no designated central server

Answer

It is primarily employed in small home networks

Question 24

Which protocol is specifically designed for electronic mail communication?

Accepted Answer

SMTP

Answer

HTTP

Answer

FTP

Answer

TCP

Question 25

What is the primary function of a subnet mask?

Accepted Answer

Dividing a network into smaller, manageable subnetworks

Answer

Providing enhanced security by limiting network access

Answer

Facilitating data routing between different networks

Answer

Translating domain names into their corresponding IP addresses

Question 26

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

Accepted Answer

To route packets between networks

Answer

To connect devices on a local network

Answer

To provide security for network traffic

Answer

To store data

Question 27

Which of the following protocols is used to establish a secure connection between a web browser and a web server?

Accepted Answer

HTTPS

Answer

HTTP

Answer

TCP

Answer

UDP

Question 28

What is the purpose of a firewall in a network security system?

Accepted Answer

To prevent unauthorized access to a network

Answer

To improve network performance

Answer

To store data

Answer

To connect devices on a local network

Question 29

Which of the following is a characteristic of a broadcast network?

Accepted Answer

All devices receive all transmissions

Answer

Only the intended recipient receives transmissions

Answer

Transmissions are sent sequentially to each device

Answer

Transmissions are encrypted before being sent

Question 30

What is the primary function of the Internet Protocol (IP)?

Accepted Answer

To provide a unique address for each device on a network

Answer

To establish connections between devices

Answer

To transfer data between devices

Answer

To provide security for network traffic

Question 31

Which of the following is a key difference between TCP and UDP?

Accepted Answer

TCP is connection-oriented, while UDP is connectionless

Answer

TCP is faster than UDP

Answer

UDP is more secure than TCP

Answer

TCP is used for streaming media, while UDP is used for file transfers

Question 32

In a computer network, which topology involves connecting all devices to a central hub?

Accepted Answer

Star

Answer

Mesh

Answer

Bus

Answer

Ring

Question 33

What is the primary purpose of using protocols in networking?

Accepted Answer

To establish standard formats and rules for data exchange between devices.

Answer

To route data packets through the network.

Answer

To encrypt data for secure transmission.

Question 34

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

Accepted Answer

LANs are typically smaller and localized, while WANs are larger and geographically dispersed.

Answer

LANs use wired connections, while WANs use wireless connections.

Answer

LANs are more secure than WANs.

Question 35

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

Accepted Answer

To monitor and filter incoming and outgoing network traffic based on defined security rules.

Answer

To connect different networks together.

Answer

To enhance network performance by storing frequently accessed data.

Question 36

What is the main purpose of a routing table in a network?

Accepted Answer

To store information about the best paths to reach different network destinations.

Answer

To regulate network traffic flow.

Answer

To translate domain names into IP addresses.