Network Concepts

Multiple Choice

Which of the following is a key characteristic of wireless networks?

• They require physical cables for data transmission.

• They use radio waves to transmit data.

• They only work in small office environments.

• They cannot be secured.

Open Ended

Why is it important to understand foundational networking concepts before exploring advanced topics in IT?

Open Ended

What’s necessary for two people to have a conversation?

Multiple Choice

Which system do humans use to count numbers, and which system do computers use to process data?

• Humans use binary, computers use decimal

• Humans use decimal, computers use binary

• Both use binary

• Both use decimal

Open Ended

Explain the difference between the binary and decimal systems and why computers use binary.

Fill in the Blanks

How many bits are there in one byte, and what does one byte typically store on a computer?

Multiple Choice

Select all the correct conversions for binary storage units.

• 1024 bytes = 1 kilobyte

• 1024 KB = 1 gigabyte

• 1024 MB = 1 terabyte

• 1024 GB = 1 megabyte

Multiple Select

Which of the following are valid hexadecimal numbers?

• C3

• 6G

• 8B

• R50

Multiple Choice

Which of the following statements about network protocols is correct?

• They serve as a common language for communication between systems.

• They assign unique identifiers to devices.

• They provide pathways that connect computers.

• They configure network addresses automatically.

Multiple Choice

Which of the following is the main function of network media in a computer network?

• To provide pathways that connect computers

• To assign unique identifiers to devices

• To configure network addresses

• To establish encrypted communication

Multiple Select

Which of the following port numbers are commonly used for email services?

• 21

• 25

• 110

• 143

Open Ended

Explain the difference between a MAC address and an IP address in networking.

Fill in the Blanks

A MAC address is also known as a

address.

Multiple Choice

Which networking model allows each device to act as both a client and a server?

• Client-Server

• Peer-to-Peer

• Router-Based

• Switch-Based

Open Ended

Explain the difference between how desktop computers and mobile devices connect to a Local Area Network (LAN).

Multiple Select

Which of the following are types of Wide Area Networks (WAN)?

• Leased connection

• The internet

• VPN

• LAN

Fill in the Blanks

A device that connects multiple devices within a network is called a

.

Multiple Choice

What is the primary purpose of twisting pairs of wires together in twisted pair cables?

• To increase cable length

• To minimize crosstalk

• To reduce cost

• To improve flexibility

Open Ended

Compare the functions of a Wireless Access Point (WAP) and a Wireless Local Area Network (WLAN) in a network setup.

Fill in the Blanks

The process of data riding a carrier in wireless networks is called

.

Open Ended

Explain how interference can affect wireless network speed and provide two examples of interference sources.

Open Ended

Describe the main differences between 2.4 GHz and 5 GHz wireless bands in terms of range and data speed.

Multiple Choice

Which wireless band is better for longer range and better penetration through walls?

• 2.4 GHz

• 5 GHz

• 1 GHz

• 10 GHz

Multiple Choice

What is the primary function of a hypervisor in virtualization?

• To manage virtual machines

• To increase network speed

• To encrypt wireless data

• To provide wireless connectivity

Multiple Select

Which of the following are requirements for virtualization?

• Computer

• Hypervisor or Virtual Machine (VM)

• Guest Operating Systems

• All of the above

Open Ended

Reflecting on the module outcomes, which topic do you feel most confident about, and which would you like to explore further?

Multiple Choice

Which of the following is NOT one of the outcomes expected from this networking module?

• Explore foundational networking concepts.

• Identify the different network models.

• Understand wireless networks and their characteristics.

• Design a new network protocol.