connect and protect networks and network security coursera weekly challenge 1 answers
Test your knowledge: Introduction to networks
1. To connect an entire city, the most effective network type would be a local area network (LAN).
- True
- False
2. A security professional wants to ensure information is being broadcast properly to every computer on their organization’s network. What device should they investigate?
- Hub
- Modem
- Internet
- Router
3. What are some benefits of switches? Select all that apply.
- They automatically install device-protection software.
- They can improve network performance.
- They control the flow of traffic.
- They only pass data to the intended destination.
4. Fill in the blank: The practice of using servers, applications, and network services that are hosted on the internet is called _____ computing.
- website
- connected
- cloud
- uploadable
Test your knowledge: Network communication
5. What type of information is contained within the header of an IP packet?
- The message that needs to be transmitted to the receiving device
- An explanation of how the port number will be processed by the receiving device
- The sender’s IP address, the size of the packet, and the protocol to use
- A string of data indicating that the data transmission is complete
6. What characteristics do the TCP/IP and OSI models share? Select all that apply.
- Both models define standards for networking and divide the network communication process into different layers.
- Both models include an application and a transport layer.
- Both models illustrate network processes and protocols for data transmission between two or more systems.
- Both models have 7 layers.
7. What is the Transmission Control Protocol (TCP)?
- A software application that organizes data
- An internet communication convention
- Guidelines for proper network operations
- A unique address that every device on a network is assigned
8. Fill in the blank: A _____ is a software-based location that organizes the sending and receiving of data between devices on a network.
- channel
- segment
- port
- packet
Shuffle Q/A 1
9. Which layer of the TCP/IP model has protocols that organize file transfers and email services?
- Internet layer
- Transport layer
- Network access layer
- Application layer
Test your knowledge: Local and wide network communication
10. Fill in the blank: An Internet Protocol (IP) address is a unique string of characters that identifies the _____ of a device on the internet.
- speed
- location
- operating system
- size
