PCCET - Intro to Cyber Security
OSI (Open Systems Interconnection) - answer✔✔The OSI Model describes 7 layers that
computer systems use to communicate over a network.
Internet Protocol (IP) - answer✔✔The IP is a protocol, or set of rules, for routing and addressing
packets of data so that they can travel across networks and arrive at the correct destination.
Multiprotocol Label Switching (MPLS) - answer✔✔MPLS is a routing technique in networks
that directs data from one node to the next based on short path labels rather than long network
addresses.
NODE TO NODE, SHORT RANGE
Broadcast Domain - answer✔✔A broadcast domain is the portion of a network that receives
broadcast packets sent from a node in the domain.
Collision Domain - answer✔✔A collision domain is a network segment on which data packets
may collide during transmission
URL (Uniform Resource Locator) - answer✔✔A location or address identifying where
documents can be found on the Internet; a Web address
A URL is a reference to a web resource that specifies its location on a computer network.
Network Nodes - answer✔✔Networks nodes are host computers that are identified by an IP
address
Routing Hop Count - answer✔✔The routing hop count is the total number of routing devices a
packet traverses from a source host to its final destination host.
FQDN (Fully Qualified Domain Name) - answer✔✔the complete domain name for a specific
computer, service, or resource connected to a network.
Hypertext Transfer Protocol (HTTP) - answer✔✔protocol used to transfer data between web
servers and web browsers
, BRIGHTSTARS EXAM STUDY SOLUTIONS 8/15/2024 2:05 PM
HTTPS (Hypertext Transfer Protocol Secure) - answer✔✔Secure version of HTTP that uses
Secure Sockets Layer SSL or Transport Layer Security TLS encryption
Web 2.0 (Enterprise 2.0) - answer✔✔Applications (SaaS) that work along side networks to:
1. Increase collaboration
2. Increase Knowledge sharing
3. Reduce Expenses
Web 2.0 - File Sharing Services - answer✔✔Used to Manage, Distribute, and provide access to
online content (documents, images, music, software, video)
Examples - Dropbox, Google Drive, Youtube, etc.
Web 2.0 - Instant Messaging (IM) - answer✔✔Used to exchange short messages in real time.
(Facebook Messenger, Skype, Snapchat, Whatsapp)
Web 2.0 - Microblogging - answer✔✔Used to broadcast short messages to other subscribers
(Tumblr, Twitter)
Web 2.0 - Office Productivity Suites - answer✔✔Used for word-processing, spreadsheets, and
presentation software.
(Gsuite, Office 365)
Web 2.0 - Remote Access Software - answer✔✔Used for remote sharing and control of an
endpoint, collaboration, or troubleshooting
(LogMeIn and TeamViewer)
Web 2.0 - Remote Team Meeting Software - answer✔✔Used for audio conferencing, video
conferencing, screen sharing.
(Zoom, Teams)
Web 2.0 - Social Curation - answer✔✔Used to collaborate on content about particular topics.
(Instagram, Pinterest, Reddit) [Echo chambers of virginity]
Web 2.0 - Social Networks - answer✔✔Used to share content with business or personal contacts
(Facebook, Instagram, Linkedin)
Web 2.0 - Web-Based Email - answer✔✔Internet email service that is typically accessed via a
web browser.
(Gmail, Outlook, Yahoo!)