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75 Cards in this Set
- Front
- Back
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What is the Internet? |
It is a global network connecting two or more computers to share data by means of cables or wireless signals. |
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What is intranet? |
It is a private network connecting two or more computers to share data within an organisation. |
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Name the items needed to access the internet |
Computer Modem Telephone lines ISP A Web browser |
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Expand and define ISP |
An Internet Service provider is is a company that provides Internet connection to individuals/other companies for a fee. |
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Expand and define modem |
A modulator Demodulator is is a device that enables a computer to transmit data over telephone lines. |
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What is a Web browser? |
It is a software programme that is used to locate,retrieve and display contents from the world wide Web. |
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What is the default browser for Windows? |
Internet Explorer |
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Advantages of the internet |
Entertainment Online shopping Free communication Online banking Information research |
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Disadvantages of the internet |
Addiction Porn Hackers spread viruses Scam Wrong information to mislead others |
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What is scam? |
It is a fraudulent business scheme performed by dishonest people in an attempt to gain money or anything else of value. |
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What is the back button in a Web page used for? |
It is used to move back to a previously visited Web page. |
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What is the forward button in a Web browser used for? |
It is used to proceed to the next page from a previous Web page. |
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What is the refresh button used for? |
It is used to reload/update a Web page. |
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What is the stop button used for? |
It is used to stop a Web page from loading/communicating woth the server. |
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What is the home button used for? |
It is used to reload the homepage of of a browser. |
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What is the homepage? |
It is the introductory of a website typically serving as as table of contents of the site. |
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What is software? |
It is a set of coded instructions that tell the computer what to do. |
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Name the types of software |
Application software System software |
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What is installation? |
It is the process of putting any type of software on the computer. |
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What is 'running ' software? |
To run software means to use installed software. |
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What are the two main types of software? |
Application software System software |
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What is application software? |
They are programmes designed to cary out a particular task. |
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Application software is also known as.... |
End user software |
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What are the types of application software? |
Custom-made software Package software |
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What is custom-made software? |
It is an application software designed for a particular customer to satisfy a specific need. |
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What is package software? |
It is a software application designed to be sold to the general public. |
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What is system software? |
They are computer programmes designed to control the functioning of the computer hardware,data processing and running an application. |
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What is system software? |
They are computer programmes designed to control the functioning of the computer hardware,data processing and running an application. |
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What is a window? |
A window is a rectangular area on a display screen inside which an application, file or image is displayed. |
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What is the title bar? |
It is the bar located at the top of every window which displays the application name,document name and control box. |
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What is the control box? |
It is he combination of the buttons that are used to control the appearance of a window. |
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What is the use of the minimise button? |
It is used to shrink a window and settle it on the task bar. |
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What is the use of the maximize button? |
It is used to enlarge a window to cover the entire screen. |
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What is the use of the restore button? |
It is used to reverse a window to its original size. |
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What is the use of the close button? |
It is used to quit/exit a window. |
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What is user interface? user interface? |
It is a combination of software and hardware to communicate with and control the computer. |
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Expand and define GUI |
Graphic User Interface is a screen display that allows the computer user to issue commands through icons, pictures ,pointers etc. |
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What is the desktop? |
It is the first screen of the monitor which appears when we boot the computer. |
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What are icons? |
They are graphical symbols used as shortcuts (represent ) files,folders and programmes. |
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What is the recycle bin? |
It is a container on the desktop that contains all deleted items from the computer |
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My computer icon? |
It shows all the system driver and installed drives on the computer. |
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My documents? |
It is a folder on the desktop which contains all files that we save on the computer. |
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What is a folder? |
An electronic container in which files (documents ) and it her folders are kept. |
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What are the default folders? |
My pictures My music My videos |
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What is a sub folder? |
It is a folder that is found within another folder. |
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What is the wallpaper? |
It is the colourful background we see in the desktop. |
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The clock? |
It displays the date and time. |
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Start button? |
When clicked,it brings up the start menu which contains all programmes installed in the computer. |
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Mouse pointer? |
It shows the actions of the mouse. |
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Task bar? |
It is located at the bottom of the desktop and contains the start button and the clock. |
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What is a file? |
It is anything saved on the computer with a unique name. |
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What is malware? |
It is a malicious software programme that is designed specifically to damage or disrupt a computer system or to collect sensitive information. |
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What is a virus? |
It is a malicious software programme that replicates itself when loaded in the computer and runs against the user's wishes. |
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Name the types of viruses. |
-File infecting virus -Boot sector virus |
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What is a file infecting virus? |
It is a type of viruses that affects executable files with the intent to cause damage or make them unusable. |
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What is a boot sector virus? |
It is designed to affect the MBR (Master Boot Record) of the hard disk. It replaces the default boot sector programme with its corrupt one. |
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Sources of viruses? |
-Removable storage media -Infected email attachments -Infected websites -Downloading infected files/programmes from Internet |
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What is Trojan horse? |
It is a type of malware that disguises itself as a useful computer programme. It destroys files on the computer.
It does not duplicate itself. |
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Worm? |
It is a type of malware that multiplies to slow down the operation of the computer. They do not erase files. |
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Spyware? |
It is a type of malware installed in the computer that gathers information about the user's without their knowledge. |
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What is storage? |
It is the act of saving digital data/information for future use. |
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What are the 2 types of storage? |
-Primary storage -Secondary(auxiliary) storage |
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What is primary storage? |
It refers to the internal memory that stores data temporarily / for fora short period of time. Eg RAM, cache memory, graphic card memory. |
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What is volatile memory? |
It is a type of memory that stores information temporarily and information is lost when you power off your computer. |
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What is secondary storage? |
It is a type of storage that stores data permanently until purposely deleted. |
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What are the two ....... of Secondary storage? |
-storage medium -Storage device |
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What is storage medium? |
It is the physical material on which data/information is held/stored. |
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What is a storage device? |
It is a component of the computer that is used to record or retrieve data to and from a storage medium. |
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Uses of storage media |
-sharing information -data back-up Transferring information from one computer to another. |
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What is hardware? |
It refers to he physical elements which make up the computer system. |
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What is the mouse? |
It is a pointing device used to navigate through a graphical computer screen. |
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When was the mouse invented and by who? |
Early 1960s by Doug Englebart. |
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What are the 2 types of computer mouse? |
Mechanical Optical |
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Mechanical? |
It uses a ball (trackball) to detect its movement. |
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Optical? |
It uses light to detect its movement . |
