Network
What is a network?
A network is a group of connected computers that exchange information and share equipment.
What is HTTP?
Hypertext Transfer Protocol
Explain what a Uniform Resource Locator is.
URLs (Uniform Resource Locators) are the Web site addresses you enter into the address bar of your browser.
List three component of a network
Cable Connectors (Twisted, Coaxial & Fibre optic cables)
Network Interface Cards (NIC)/Network Adapter
Modems
Routers
Switches
What is Computer Security?
Computer security is the security of a computer and its software. Computer security covers things such as backups, so that data is secure if the computer breaks down, password security to stop an individual who should not be using the computer from being able to log in and preventing viruses and other threats from damaging or stealing what is on the computer.
List 3 types of network.
Local Area Network
Metropolitan Area Network
Wide Area Network
What is FTP?
File Transfer Protocol
What is File Transfer Protocol?
This is a set of rules for communicating over the internet. It enables you, through a FTP program, to find an electronic file stored on a computer somewhere else and to download the file from the computer on the internet and copy it to a storage on your computer. It also allows you to upload files.
Explain what a Network Interface Card is.
A NIC is a device that enables wireless or wired capabilities on a device that did not previously support it.
What is Cyber Security?
Cybersecurity is making sure that the computer and its connections are secure. Cybersecurity covers how to prevent things such as viruses, malware, phishing and other threats from accessing information from a computer.
Explain Local Area Network.
A local area network (LAN) consists of a collection of microcomputers, such as in an office building, department or school that can share files and programs, and can communicate on the network.
What is HTML?
Hypertext Markup Language
What is a Web Browser?
A web browser is a program that is in your computer and enables you to find, retrieve, view and send hypertext and hypermedia documents that have been created using HyperText Markup Language.
What is a Modem?
A modem is a hardware device that allows a computer to send and receive data over a telephone line or a cable or satellite connection.
List 5 examples of computer misuse.
Cyberbullying
Copyright infringement
Data theft
Denial of service attack (DoS)
Transmission of viruses and malware
Identity Theft
List three wireless networks technology.
Bluetooth
Wi-Fi
Hotspot
Microwave
Infrared
What is URL?
Uniform Resource Locator
What is a Web Server?
A web server is a computer that runs websites. It's a computer program that distributes web pages as they are requisitioned. The basic objective of the web server is to store, process and deliver web pages to the users.
What is a Router?
A router acts as an interface between two networks. It helps to facilitate communications between your home network and the internet service provider’s (ISP) network.
What is Electronic Eavesdropping?
Electronic eavesdropping, the act of electronically intercepting conversations without the knowledge or consent of at least one of the participants.
Differentiate between Intranet and Extranet.
An intranet can be thought of as a micro version of the internet within a company or organization. It offers the same features as the global internet but in a localized environment, such as a factory site or an office. If a company has an intranet and allows limited access to it by people outside the company, the intranet is referred to as an extranet.
What is MAN?
Metropolitan Area Network
What is Hypertext Transfer Protocol?
This is a set of rules that controls how data (text, images, sound, video and other multimedia files) is transferred over the web.
What is a Switch?
A network switch is used to share network connections and boost the signal so that it can go over longer distances.
What is Industrial Espionage?
Industrial espionage is the illegal and unethical theft of business trade secrets for use by a competitor to achieve a competitive advantage. It is often done by an insider or an employee who gains employment for the express purpose of spying and stealing information for a competitor.