CAT Gr 12 Prelim exam notes - compiled by using at 2019 – 2021 DBE/ SACAI previous examination papers. The notes are compact, colourful and easy to study – giving possible answers directly from the memorandums. Making it perfect for learners with learning barriers or that struggles to remember ...
The notes was completed using old exam papers. SACAI 2018, 2019, 2022
Section A: Multiple choice questions
Apps A term/name for a program designed for use on smartphones.
Dropbox/ Google An example of an online storage facility or service
Drive/ Sky Drive
e-Commerce The term used for the marketing, purchase and sale of products or
services over the Internet.
Throttling This will happen if your ISP slows down your Internet connection.
,Server A computer that provides resources and / or services to other computers
on a network.
Podcast A multimedia file downloaded from the Internet and can then be
transferred to computers or portable media players.
Crowd funding A website where a single idea or business practice is funded by a large
number of small donations of volunteer contributors, usually at the
beginning of the business.
GUI An interface type that is represented graphically by means of icons and
other visual aids.
Access point A device that is needed to get a connection to a wireless LAN.
Switch A device that causes communication between computers in a network
Card Reader A device connected to a computer to receive and read data from
different media such as SIM and SD cards and memory sticks, etc.
Landscape Refers to the orientation of a page in a word processing document
Carpal Tunnel The name given for injuries due to rapid repetitive actions.
Syndrome
A Blog A Blog is a website that allows users to add or update content to a site
by using their own web browsers.
Hardware The physical parts of a computer are called hardware.
,UPS Uninterruptible power supply. An uninterruptible power supply is an
electrical device that supplies power as the power supply, typically the
main power source, failure.
URL Uniform Resource Locator.
Another name for a web address.
An ergonomic Ergonomic keyboard designs help relieve painful conditions such as
keyboard carpal tunnel syndrome and repeated stress injuries caused by
continuous use of the keyboard. These specially designed keyboards
with contours were created with convenience in mind and are often
recommended by therapists and healthcare professionals.
Disk defragmentation Disk defragmentation is the process that improves the hard disk drive.
Defragmentation is the tool that rearranges data on your hard drive and
reunited fragmented file segments so your computer can work better
A soft copy This is the information visible on the screen and not printed on paper.
Multitasking of the An operating system that is capable of allowing multiple software
operating system processes to run at the same time.
802.11 a/b/g/n Refers to a set of specifications and protocols used in communication
on a wireless network
VOIP Voice-over-Internet Protocol
ISP This is your Internet service provider.
,(Internet service The provider allows you to connect to the internet.
provider)
OCR A type of software that recognises characters in a scanned image.
"Optical Character Recognition."
Grid computing Technology where the processing power of multiple computers
connected to a network is combined to perform a specific task.
Convergence Combining different functions and technologies in computers and
devices.
Fix bugs A reason for downloading a patch from the internet.
Bugs Bugs are unintended flaws in software.
Smart card A pocket-sized card with embedded integrated circuits that can process
data.
Hard drive A computer component found in fat/thick clients but not in thin client
computers.
Autofill A feature associated with a word processing application
A footnote A footnote is a source reference or text offering additional explanations
that is placed at the bottom of a page.
A router A router is a network device required for connecting a LAN to another
network.
,A zombie A zombie computer on a network is a computer that has been hacked to
perform malicious tasks.
Site license A site license is a type of license needed to install software on all the
computers in a computer centre.
Attributes ‘Hidden’ and ‘Read only’ are examples of file attributes.
UPS The device that ensures a safe supply of electricity to a computer during
load shedding.
Telecommuting Telecommuting is a work arrangement that allows employees to work
remotely, usually from home or another location outside of the
traditional office.
Biometrics Biometrics can be defined as the most practical means of identifying and
authenticating individuals in a reliable and fast way through unique
biological characteristics.
Infrared A wireless communication technology that has the shortest reach.
Cookie Cookies are small pieces of text sent to your browser by a website you
visit. They help that website remember information about your visit,
which can both make it easier to visit the site again and make the site
more useful to you.
Information.exe A file is most likely to be blocked by one’s e-mail system
,Interface The way in which a user communicate with a computer is known as an
Interface.
=NOW() Function to return the current date and time.
Intellectual Property A term used to describe the ownership rights of a software developer.
Wired A network that uses Ethernet cables to transfer data between computers.
Template A document containing the layout and formatting suggestions for a
specific type of document such as a fax or an agenda.
Content aggregator Website that gathers different web content from many different online
sources.
Plug-in Software that provides extra functionality to a web browser.
Theme Combined settings that control the layout, fonts and colours of an entire
document.
Task definition Explains how the investigation will be carried out in a research project
Rowspan The attribute to set the number of cells a row should span.
Facts:
➢ Fiber optic cables are lighter and can transfer data faster than other cables.
➢ Users with limited privileges can change the background, theme, and other desktop
settings.
➢ A Touch Screen is both an input and an output device.
➢ Extensive use of ICT led to Telecommuting.
, ➢ The "S" in HTTPS indicates a secure site.
➢ The speed of CPU is based on clock speed, measured in Gigahertz (GHz) or Megahertz
(MHz).
➢ The MOTHERBOARD has ports for hardware components like the CPU.
➢ Text inserted between the title tags, within the head section of a web page is indicated in
the browser tab.
➢ With a soft cap the user is allowed restricted internet connectivity after the limit ha s been
reached.
➢ Firewall can be used to block access to websites.
➢ The Review tab on the Microsoft Word ribbon includes functions such as accepting or
rejecting changes.
➢ The relational operator <> is used to exclude a value.
Bluetooth settings
☺ Bluetooth technology is often used to connect a cordless keyboard and mouse.
☺ Bluetooth technology is used to send data cordless over short distances.
☺ Bluetooth technologies is often used to create a Personal Area Network or PAN.
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