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A data model is
an abstract model that organizes elements of data and standardizes how they relate to one another and to properties of the real world entities. For instance, a data model may
specify that the data element representing a
car be composed of a number of other
elements which, in turn, represent the color and size of the car and define its owner.


– Database data model
– Entity-relationship data model
– generic data model
– geographic data model
– semantic data model model


–  conceptual data model
–  physical data model
–  logical data model


Physical data model describes the physical
means by which data are stored. This is
concerned with partitions, CPUs,
tablespaces, and the like.
(2 a )
Micro soft offfice word
(2 aii )
water mark
(2 iii)
by saving doucument to a secured storage device
(2 bi)
icon- is a pictogram or ideogram displayed on a computer screen in order to help the user navigate a computer system or mobile device .
(2 bii )
browser – is a software application for retrieving ,presenting and traversing information resources on the World Wide Web .


Select “pages”
Type ” 1, 2, 3, 4, 5″ in the pages field
Select the desired printer
Click ok


 A pop-up is a graphical user (GUI) display area. The pop-up window containing an advertisement is usually generated by JavaScript that uses cross-site scripting (XSS), sometimes with a secondary payload that uses Adobe Flash. They can also be generated by other vulnerabilities/ security holes in browser security.


Pop-up ads or pop-ups are forms of online advertising on the World Wide Web.


Open Internet Explorer. Click the tools button (it is in the top
righthand corner and looks like a cog, then select internet options.
Go to the Privacy tab, and under Pop-up Blocker, select the Turn on Pop -up Blocker check box, and then tap or click ok.


(i) Microsoft power point
(ii) Projector


(i) Ethernet
(ii) Token ring


Two software:
                   – Microsoft word
                   – web browser

Two hardware :
                – Printer
                – Computer system


– He must have internet access
– He must have correct recipient email address


– Not connected to the internet
– Slow network
– The size of the attachment maybe too big




– Web browser


– Mozilla Firefox
-Google Chrome
– Internet Explorer


Drop cap

(6aii) 1

i – Type the first word or sentence
II – Highlight the first character
iii- Click on drop cap from insert menu

(6aii) 2

A – click enter after the second paragraph
B – click on columns from page layout in menu bar
C – click on Two columns from more columns option
D –


I – Shapes
ii – Clip art


i – Launch the corel draw application
II – click on elipse tool or F7 on keyboard and drag.


I – On the corel draw environment
ii – click on text tool and Click on the place to add the caption.
iii – Type “Happy Birthday ” From the keyboard.


I – Highlight the caption
ii – Click on fill text
iii – Select red colour from fill colour dialog box


i – Highlight the caption and click on text on the menu bar.
ii – Click on text to path
iii – Click on the circular object with the arrow