- Algorithm: A set of step-by-step instructions designed to solve a problem or perform a task. In computing, algorithms are used to process data, make decisions, and automate operations. They are the foundations of software, search engines, and artificial intelligence systems.
- Browser: A software application used to access, retrieve, and display content on the internet. It interprets web languages such as HTML and allows users to navigate between we pages and using hyperlinks.
- Cookie: A cookie is a small piece of data stored on a user’s device by a website. It is used to remember information such as login status,preferences, or activity. Cookies can improve user experience but also raise privacy concerns.
- Database: An organized collection of data that can be stored, accessed, and managed electronically. It allows large amounts of information to be efficiently searched, updated, and retrieved. Databases are used in websites, applications, and research systems.
- Domain Name: A human-readable address used to identify a website on the internet. It translates into an IP address through the Domain Name System (DNS). Domain names make websites easier to locate and remember.
- Firewall: A security system that monitors and controls incoming and outgoing network traffic. It acts as a barrier between a trusted internal network and external sources. Firewalls help prevent unauthorized access and cyber attacks.
- HTML (HyperText Markup Language): The standard markup language used to created and structure web pages. it defines elements such as headings, paragraphs, links, and images. Browsers read HTML to display content on the web.
- Hyperlink: A clickable reference that connects on digital resouce to another. It allows users to move between we pages, documents, or sections of the same page. Hyperlinks are a core feature of web navigation.
- IP Address: A numerical label assigned to a device connected to a network. It identifies the device’s location and enables communication between systems over the internet. IP addresses can be temporary or permanent.
- ISP (Internet Service Provider): A company that provides access to the internet. It connects users to online services through various technologies such as fiber, cable, or wireless networks. ISPs may also offer email, hosting, and security services.
- Metadata: Data that describes other data. It provides information such as author, date created, file type, or size. Metadata helps organize, search, and manage digital information.
- Password Manager: A tool that stores and organizes user passwords securely. It can generate strong passwords and automatically fill them into login forms. Password managers reduce the risk of password reuse and data breaches.
- Phishing: A cyber-crime that involves tricking individuals into revealing sensitive information. It often uses fake emails or websites that appear legitimate. Phishing attacks are designed to steal data such as passwords or financial details.
- Search Engine: A system that retrieves information from the internet based on user queries. It uses algorithms to index, rank, and display relevant web pages. Common examples include Google and Bing.
- VPN (Virtual Private Network): A service that encrypts a user’s internet connections and hides their IP address. It creates a secure connection between the user and the network. VPNs are used to protect privacy and secure data transmission.
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