i) Six office application of ICT
Word processors: Write letters, reports, minutes, memos etc. e.g. MS Word
Presentation software: Making presentations either directly using a computer screen or data
projector etc. e.g MS PowerPoint.
Spread sheets: calculations, forecast models, graphs, analyse financial information e.g.
Microsoft Excel
Database management software: Managing data in many forms e.g. MS Access, Oracle,
Microsoft SQL Server
Communication software: Communication via email etc. e.g. MS Outlook
Desktop publishing: producing magazines, newsletters etc. e.g. Microsoft Publisher, Quark
Express.
Graphics software: Creating or editing images such as logos, drawings and picture used in
website or publications, develop graphs, illustration and drawings etc.' e.g. Adobe Photoshop and
Illustrator, Corel draw, Macromedia Freehand etc.
ii) Three specialized applications of ICT
Computer Aided Design Application
Computer Aided Design (CAD) is the use of computers to assist the design process.-Specialized
CAD programs for many types of design: architectural, engineering, electronics, roadways
Accounting application
Manage an organization's accounts including revenues/sales, purchases, bank accounts etc. A
wide range of system available ranging from basic packages suitable for small businesses
through to sophisticated ones aimed at multinational companies, Packages for this include Sage,
Oracle, pastels and QuickBooks
Customer Relations Management (CRM) Application CRM software allows businesses to better
understand their customers by collecting and analyzing data on them as their product
preferences, buying habits etc. e.g. software applications that run
(iii) Difference between internal and external networks
- Internal networks
Usually referred to as a local area network (LAN) and it is a network in which computers and
peripheral devices are in close physical proximity. It is a collection of computers within a single
office or building that connect to a common electronic connection - commonly known as a
network backbone. This type of network typically uses microcomputers in a bus organization
linked with telephone, coaxial, or fibre-optic cable. A LAN allows all users to share hardware,
software and data on the network. Minicomputers, mainframes or optical disk storage
- External networks
Also referred to Wide Area Network (WAN), A WAN is a computer network that may be
countrywide or worldwide. It normally connects networks over a large physical area, such as in
different buildings, towns or even countries. The widest of all WANs is the Internet, which spans
the entire globs,
Kavungya answered the question on May 13, 2019 at 10:47