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WAEC 2018 Data Processing OBJ and Essay/Theory Expo Answer

 

WAEC 2018 DATA PROCESSING ANSWER

DATA PROCESSING:
1-10: ACDBCCDCCA
11-20: CBABCCDADA
21-30: DBBBBACDAD
31-40: ADADACCADA

(1a)
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.

(1aii)

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

​(1bi)​

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

(1bii)

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 .
==========================

(3a)

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

(3bi)

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.

(3bii)

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

(3biii)

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.

(3c)

(i) Microsoft power point
(ii) Projector

(3d)

(i) Ethernet
(ii) Token ring
================================

(5ai)

Two software:
– Microsoft word
– web browser

Two hardware :
– Printer
– Computer system

(5aii)

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

(5aiii)

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

(5aiv)

Printer

(5b)

– Web browser

(5bii)

– Mozilla Firefox
-Google Chrome
– Internet Explorer
==========================

(6ai)

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 –

(6b)

I – Shapes
ii – Clip art

(6ci)

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

(6cii)

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.

(6ciii)

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

(6civ)

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.

============================

GOODLUCK!!!

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