Category |
Knowledge
Area |
Ref. |
Knowledge
Item |
1.1
Getting Started |
1.1.1
Hardware/Software Information Technology |
1.1.1.1 |
Understand
the basic concepts of hardware, software and Information
Technology (IT). |
|
1.1.2
Types of Computer |
1.1.2.1 |
Understand
and distinguish between main-frame computer,
minicomputer, network computer, personal computer, and
laptop computer in terms of capacity, speed, cost, and
typical users. Understand the terms intelligent and dumb
terminal. |
|
1.1.3
Main Parts of a Personal Computer |
1.1.3.1 |
Know the main
parts of a personal computer: the central processing
unit (CPU), the hard disk, common input/output devices,
types of memory, removable storage devices such as
diskette, zip disc, CD-ROM etc. Understand the term
peripheral device. |
1.2
Hardware |
1.2.1
Central Processing Unit |
1.2.1.1 |
Understand
the term central processing unit (CPU) and know what the
CPU does - calculations, logic control, immediate access
memory etc. Know that the speed of the CPU is measured
in megahertz (MHz). |
|
1.2.2
Input Devices |
1.2.2.1 |
Know some of
the main devices for inputting data into a computer such
as mice, keyboards, trackballs, scanners, touchpads,
light pens, joysticks etc. |
|
1.2.3
Output Devices |
1.2.3.1 |
Know the most
common output devices for displaying the results of
processing carried out by a computer, e.g. various
visual display units (VDU’s), screens or monitors,
printers such as those commonly available, plotters,
speakers, speech synthesisers etc. Know where and how
these devices are used. |
1.3
Storage |
1.3.1
Memory Storage Devices |
1.3.1.1 |
Compare the
main types of memory storage device in terms of speed,
cost and capacity e.g. internal/external hard disk, zip
disk, data cartridges, CD-ROM, diskette etc. |
|
1.3.2
Types of Memory |
1.3.2.1 |
Understand
different types of computer memory: e.g. RAM
(random-access memory), ROM (read-only memory).
Understand when they are used. |
|
1.3.3
Measuring Memory |
1.3.3.1 |
Know how
computer memory is measured; (bit, byte, KB, MB, GB).
Relate computer memory measurements to characters,
fields, records, files and directories/folders. |
|
1.3.4
Computer Performance |
1.3.4.1 |
Know some of
the factors that impact on a computer's performance,
e.g. CPU speed, RAM size, hard disk speed and capacity. |
1.4
Software |
1.4.1
Types of Software |
1.4.1.1 |
Know the
meaning of the terms; operating systems software and
applications software. Understand the distinction
between them. |
|
1.4.2
Operating System Software |
1.4.2.1 |
Understand
the main functions of an operating system. Understand
the term Graphical User Interface (GUI) and give
examples. Be aware of the main advantages of using a GUI
interface. |
|
1.4.3
Applications Software |
1.4.3.1 |
List some
common software applications together with their uses,
e.g. word processing applications, spreadsheets,
database, payroll, presentation tools, desktop
publishing and multimedia applications. |
|
1.4.4
Systems Development |
1.4.4.1 |
Understand
how computer-based systems are developed. Know about the
process of research, analysis, programming and testing
often used in developing computer-based systems. |
1.5
Information Networks |
1.5.1 LAN
and WAN |
1.5.1.1 |
Know the
definitions of local area networks (LAN) and wide area
networks (WAN). Know about the advantages of group
working and sharing resources over a network. |
|
1.5.2 The
Telephone Network in Computing |
1.5.2.1 |
Understand
the use of the telephone network in computing.
Understand the terms Public Switched Data Network (PSDN),
Integrated Service Digital Network (ISDN), satellite
communications. Understand the terms fax, telex, modem,
digital, analogue, baud, (measured in bps - bits per
second). |
|
1.5.3
Electronic Mail |
1.5.3.1 |
Understand
the term electronic mail and know the uses of e-mail.
Understand what is needed to send and receive e-mail.
Detail some of the information and communications
technology (ICT) equipment needed to use e-mail. |
|
1.5.4 The
Internet |
1.5.4.1 |
Know what the
Internet is. Understand the concept of the Internet and
some of its main uses. Understand the economics of
Internet mail systems relative to other mail delivery
methods. Know what a search engine is. Understand the
distinction between the Internet and the World Wide Web
(WWW). |
1.6
Computers in Everyday Life |
1.6.1
Computers in the Home |
1.6.1.1 |
Know some of
the uses of the PC at home e.g. hobbies, household
accounts, working from home, projects and homework,
using e-mail and the Internet. |
|
1.6.2
Computers at Work or in Education |
1.6.2.1 |
Know the uses
of office applications; give examples of the types of
computer-based systems used in business, industry,
government and education. Be aware of where a computer
might be more appropriate than a person for carrying out
a task and where not. |
|
1.6.3
Computers in Daily Life |
1.6.3.1 |
Be aware of
the uses of computers in every-day life e.g. in
supermarkets or libraries, at the doctor’s surgery,
the use of smart cards, etc. |
1.7
IT and Society |
1.7.1 A
Changing World |
1.7.1.1 |
Understand
the terms Information Society and Information
Superhighway. Know some of the implications of the Year
2000 issue (Y2K). Understand the concept of Electronic
Commerce |
|
1.7.2 A
Good Workspace |
1.7.2.1 |
Understand
what elements and practices can help create a good
working environment e.g. frequent breaks away from the
computer, appropriate positioning of screens, chairs and
keyboards, provision of adequate lighting and
ventilation. |
|
1.7.3
Health and Safety |
1.7.3.1 |
Be aware of
Health and Safety precautions when using a computer like
ensuring that power cables are safely secured, and that
power points are not overloaded. Know about injuries
common in a bad working environment e.g. repetitive
strain injury (RSI), eye strain caused by screen glare,
problems associated with bad posture. |
1.8
Security, Copyright and the Law |
1.8.1
Security |
1.8.1.1 |
Know about
the purpose and value of backing store of computer files
to removable storage devices. Know how to protect a
personal computer against intrusion. Know about privacy
issues associated with personal computers, e.g.
protecting the computer, adopting good password
policies. Know what happens to your data and files if
there is a power cut. |
|
1.8.2
Computer Viruses |
1.8.2.1 |
Understand
the term virus when used in computing. Be aware how
viruses can enter a computer system. Understand the
dangers of downloading files onto your computer. Know
about some anti-virus measures. |
|
1.8.3
Copyright |
1.8.3.1 |
Understand
software copyright and some of the main security and
legal issues associated with copying, sharing and
lending diskettes. Understand some of the implications
of transferring files across a network. Understand the
terms shareware, freeware, and user licences. |
|
1.8.4
Data Protection Act |
1.8.4.1 |
Know the Data
Protection Act in your country. Understand the
implications of the Data Protection Act. Describe some
of the uses of personal data. |