2025 NECO DATA PROCESSING: 2025 NECO DATA PROCESSING ANSWERS (6499)

(1B)

(i) Loading

(ii)

(a) Primary key: is a specific choice of a minimal set of attributes that uniquely specify a tuple in a relation. 

(b) Table: is a collection of related data held in a table format within a database.

(iii)

- MySQL

- PostgreSQL

- Microsoft Access

- SQL Server

- FileMaker

- Oracle 

(Choose any 4) 

(iv) A database is comprised of tables - which contain fields - that store discrete information.

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(2B)

(i) Loading

(ii)

- Google Sheets 

- iWork Numbers 

- Microsoft Excel

- VisiCalc

(iii)

(a) A Worksheet is basically a single-page spreadsheet containing information. A workbook is a file that contains multiple spreadsheets. 

(b) Sorting means arranging the data in ascending or descending order while Filtering is a quick and easy way to find and work with selected data based on the criteria you specify.

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(3bii)

(a) Eyedropper Tool - displays a menu with a variety of icons for specifying an object fill. Selecting the eyedropper tool, allows shadow to show

behind the object/text.

b) Fill Tool is used to design or apply artistic effect to the inner part of an object or text.

C) Shape Tool is used to reshape or trim an object or text.

D) Outline Tool is used to apply outline effect or colour to an object or text. When clicked, it opens a flyout from which you can choose preset outline thickness and colours.

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