Waec Data Processing Answer 2022

1a) Information Transmission is the process of sending out processed data from one person or place to another in a meaningful form through a communication medium.

(1bi)

Internet

– The Internet is a globally-connected network of computers that enables people to share information and communicate with each other.

Intranet

– it is a local or restricted network that enables people to store, organize, and share information within an organization

(1bii)

LAN

– It is a network that covers a small geographical area such as homes, offices, and groups of buildings.

WAN

– It is a network that covers larger geographical areas that can span the globe.

(1c)

– hub

– switch

– wireless access point (WAP)

– router2ai point (WAP)

– router2ai

*Database is an organized collection of data stored and accessed electronically. Small databases can be stored on a file system, while large databases are hosted on computer clusters or cloud storage.*

3a. Definition of Presentation Package

A presentation package is a software program that contains a text editor and the ability to add charts and graphic images, such as photographs, clip art, or other objects so as to make a slide show for the purpose of communicating visually to an audience.

b. Examples of presentation packages

Microsoft PowerPoint.

Macromedia flash.

Windows movie maker.

Open Office.

(6ai)

(i)Open a blank word document

(ii)On the top, click on insert

(iii)Click the table button

(iv)Click on insert table

(v)Go to number of columns band enter 4

(vi)Goto number of rows and enter 6

(vii)click ok

(6aii)

(i)Select the text you want to use as a hyperlink

(ii) click the insert tab

(iii)Click on hyperlink

(iv)Enter the web address and click ok

(6b)

I = Alignment to the left

II = It centers a text

III = It Align text to the right

IV= It Align text to both right and left margins

V = change the spacing between lines of text

(5a)

– Click on start menu

– Go to all program

– More to Microsoft office

– Click Microsoft Access

– Click on blank database, then enter the file name

– Click create

(5b)

– In the home tab, in the view group, click design view

– Enter the table name and click OK

– Enter the field names provided and their data type and description

– Click save

(5c)

ID number – Number

Full name – Text

Date of birth – Text

Age – Number

Home address – Text

(5d)

ID – Number

(5e)

It uniquely identifies each rows of a table

(5f)

(i) Select

(ii) Update

(iii) Delete

(5g)

Coming soon

DATA PROCESSING

01-10: CCCDDDDDC

11-20: CABCCCDDC

21-30: BBCCACABD

31-40: DBCCBADAD