data processing waec 2018 answers - verified expo/runz/dubs now posted free

data processing waec 2018 answers - verified expo/runz/dubs now posted free

data processing waec 2018 answers - as usual, this website is the only exam runz blog where you can get verified 2018/2019 waec expo 3 hours before exam. data processing expo is now available.


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(1a)
Data model is the process of structuring and organizing data.In addition, data model can also be defined as description of the organization of data in a data base

(1aii) Types of data model:
i. File data model ii.Hierarchical model iii.Network model

(1bi)
Approaches to data model :
i. Conceptual data model ii.Logical data model iii.Physical data model

(1bii) Explain any one approaxh listed in (1bi)

Conceptual data model:- This describes what the system contains .It provides concepts that are close to the way many users perceive data (it is also called entity-based or object-based data model)

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DATA - THEORY - Answers
2 a )
Micro soft offfice word
2 aii )
water mark
2 aiii)
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 .
(bmasterz >> 08138084871)
2 bii )
browser - is a software application for retrieving ,presenting and traversing information resources on the World Wide Web .


2aiii . By saving the documents to a secured storage device

2b. In computing, an icon is a pictogram or ideogram displayed on a computer screen in order to help the user navigate a computer system or mobile device.

 A web browser is a software application for retrieving,presenting and traversing information resources on the World Wide Web.

3d.• Personal area network,(PAN)

•Local area network, or (LAN)

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(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

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(4c)
-Corrects fault
-Improves performance
-Adapts to a changing environment
-Predictive cash flow


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(6ai)
Drop cap

(6aii)
(i) Type the first word or sentence.
(ii) Highlight the first character.
(iii) Click on drop cap from insert menu.

(6aiii)
(a) Click enter after the second paragraph.
(b) Click on columns from page layout on menu bar.
(c) Click on two columns from more columns option.
(d) Mark on line between box, select from this point forward on apply to box.
Click Ok

(6b)
(i) Shape
(ii) clip art




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