CS Course 3 Module 1
____ is the amount of data a device receives every second
Bandwidth
_____ refers to the practice of using remote servers, applications, and network services that are hosted on the internet, instead of in a physical location owned by a company.
Cloud computing
What is the second layer of the TCP/IP model?
internet layer
what are some common port numbers and what are they used for
Port 25- Email Port 443- Secure internet communication Port 20- Large file transfers
Which network device connects multiple networks together?
Router
____ is the rate at wich data packets are received or downloaded
Speed
Which of the following are NOT benefits for businesses that are considering using a cloud service provider (CSP)? Select all that apply.
CSP data and devices are more secure because they are stored locally.
A ___ is a network that spans a large geographic area, like a city, state, or country.
Wide area network (WAN)
____ can connect other devices behind a firewall.
Wireless access point (WAP)
1. Question 1 To connect an entire city, the most effective network type would be a local area network (LAN). (T/F)
False
A _______ is a device that makes connections between specific devices on a network by sending and receiving data between them.
Switch
connects the network to devices like phones, tablets, workstations, and desktops.
Switch
_______ ____ _____ is an internet communication protocol that allows 2 devices to form a connection and stream data
Transmission control protocol (TCP)
What does TCP/ IP mean
Transmission control protocol / internet protocol
_______ are pieces of software that perform network operations
Virtualization tools
A ______ is a Wide area network that spans a large geographic area like a city, state, or country
WAN
A switch uses a MAC _____ to direct data packets to the correct device.
address table
An Internet Protocol (IP) address is a unique string of characters that identifies the _____ of a device on the internet.
location
_______ ______ is the capturing and inspecting dat packets across a network
packet sniffing
Which of the following statements does NOT accurately describe switches? Select all that apply.
Switches are less secure than hubs.
connects to the network via a switch.
Device
______ connects the internet, firewall, and server to the rest of the network.
Router
fe80::ab12:cd34:ef56:0023:2345 is an example of an accurate ___ address.
IPv6
Which of the following is an example of an IPv4 address?
172.16.254.1
What port number is used for large file transfers?
20
A _____ is a group of connected devices.
network
A ______ is a basic unit of information that travels from one device to another within a network
Data packet
A _____ is. a network device that broadcast information to every device on the network
Hub
A security professional wants to ensure information is being broadcast to every computer on their organization's network. What device should they investigate?
Hub
A security analyst runs a command to discover a local IP address. The analyst receives the following result: 169.254.255.249. What type of address is this?
IPv4
____ ____ is a set of standards used for routing and addressing data packets as they travel between devices on a network
Internet Protocol (IP)
A ______ is a local area network that spans a small area like a office building or house
LAN
A _____ is a network DEVICE that connects multiple networks together
Router
Which layer in the TCP/IP model is used to inspect the flow of traffic across a network?
Layer 3, transport
A ________ is a device that connects your router to the internet and brings internet access to the LAN
Modem
A ____ is a software based location that organizes the sending and receiving of data between devices on a network
Port
What information is included in the body of a data packet?
The message to be transmitted to the receiving device
A _____ is a collection of servers or computers that stores resources and data in remote data centers that can be accessed via the internet.
cloud network
What type of address is assigned by an internet service provider and connected to a geographic location?
public IP address
