Networking and Communications: Master the Fundamentals for Business Success

Question 1

Which of the following is NOT a type of network topology commonly used in business environments?

Accepted Answer

Database

Answer

Bus

Answer

Star

Answer

Ring

Question 2

Which Internet Protocol (IP) layer protocol is responsible for routing network traffic?

Accepted Answer

IP

Answer

TCP

Answer

HTTP

Answer

DNS

Question 3

Which type of wireless communication technology utilizes radio waves to transmit data over long distances?

Accepted Answer

Wi-Fi

Answer

Ethernet

Answer

Fiber optics

Answer

Bluetooth

Question 4

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

Accepted Answer

To uniquely identify a network device

Answer

To route data packets

Answer

To provide network security

Answer

To store data

Question 5

Which network device operates at Layer 2 (Data Link Layer) of the OSI model and forwards data frames based on MAC addresses?

Accepted Answer

Switch

Answer

Router

Answer

Modem

Answer

Firewall

Question 6

Which protocol is primarily used for establishing and maintaining network connections?

Accepted Answer

TCP

Answer

IP

Answer

HTTP

Answer

DNS

Question 7

What is the purpose of subnet masking in IP addressing?

Accepted Answer

To divide a network into smaller logical subnetworks

Answer

To assign IP addresses to individual devices

Answer

To route traffic between different networks

Answer

To enhance network security

Question 8

Which type of wireless communication technology operates in the 2.4 GHz frequency band and is commonly used for short-range data transmission?

Accepted Answer

Bluetooth

Answer

Wi-Fi

Answer

Cellular

Answer

Satellite

Question 9

Which network security measure is designed to block unauthorized access to a network by inspecting and filtering incoming and outgoing network traffic?

Accepted Answer

Firewall

Answer

Intrusion detection system (IDS)

Answer

Virtual private network (VPN)

Answer

Antivirus software

Question 10

Which type of network cable is constructed with four pairs of twisted copper wires and is commonly used for Ethernet connections?

Accepted Answer

Twisted pair cable

Answer

Coaxial cable

Answer

Fiber optic cable

Answer

USB cable

Question 11

Which cloud computing service model provides users with access to pre-configured software applications and infrastructure?

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 12

Which network device is used to connect multiple computers and other network devices within a single network segment?

Accepted Answer

Switch

Answer

Router

Answer

Modem

Answer

Access point

Question 13

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

Accepted Answer

Star topology

Answer

Bus topology

Answer

Ring topology

Answer

Mesh topology

Question 14

Which protocol is used primarily for sending electronic mail?

Accepted Answer

SMTP

Answer

HTTP

Answer

TCP/IP

Answer

FTP

Question 15

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

Accepted Answer

Connecting devices across different network segments

Answer

Connecting devices within the same network segment

Answer

Providing network security

Answer

Storing data for network devices

Question 16

Which type of cable is best suited for high-speed data transmission over long distances?

Accepted Answer

Fibre optic cable

Answer

Coaxial cable

Answer

Twisted pair cable

Answer

USB cable

Question 17

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

Accepted Answer

Preventing unauthorized access to the network

Answer

Detecting and removing malware

Answer

Enhancing network performance

Answer

Backing up network data

Question 18

Within the TCP/IP model, which layer is primarily responsible for ensuring reliable data transmission?

Accepted Answer

Transport

Answer

Application

Answer

Network

Answer

Physical

Question 19

In a network, what is the primary purpose of a router?

Accepted Answer

To facilitate communication between different networks

Answer

To provide internet connectivity

Answer

To securely store data

Answer

To protect against cyber threats

Question 20

Which of the following communication technologies relies on physical cables or wires to transmit data?

Accepted Answer

Ethernet

Answer

Wi-Fi

Answer

Bluetooth

Answer

Cellular

Question 21

What is the core function of a firewall in a network security context?

Accepted Answer

To filter and control network traffic

Answer

To encrypt data transmissions

Answer

To detect and remove malicious software

Answer

To enhance network performance

Question 22

What is a primary advantage of implementing a network management system (NMS)?

Accepted Answer

Centralized monitoring and management of network devices

Answer

Enhanced network security

Answer

Reduced operational costs

Answer

Increased network bandwidth