NECO Computer Studies Practical 2024 Answers

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COMPUTER PRACTICAL ANSWERS

(1ai)
(i) I ensured accuracy and consistency in the form, i make sure everything in the instructions are well answered.
(ii) I ensured The system is in a perfect condition before i begin my work.

(1aii)
CHOOSE ANY 3 AND WRITE
(a) Copy: Copy refers to the action of duplicating selected text, images, or other content.
(b) Header: Header is a section at the top of a document that contains information such as Page Number, Document title, File name etc.
(c) Indentation: Indentation refers to the formatting of text to create space between lines or paragraphs.
(d) Insert Text: Insert Text refers to the process of adding pre-defined text, such as Date, Time, File Name etc.
(e) Print Preview: This is a feature that allows you to view your document as it will appear when printed, without actually printing it.
(f) Spell Checker: Spell Checker is a feature that helps you identify and correct spelling errors in your document.

(2bi)
(i)Saving the workbook regularly to prevent data loss in case of a software or hardware failure.
(ii)Being careful when entering formulas and formatting to avoid errors and incorrect results.

(2bii)
(a)Wrap text:- Allows text to automatically wrap to the next line within a cell
-Prevents text from being truncated or hidden
-Useful for displaying long text strings or paragraphs in a single cell

(b)Alignment: Refers to the positioning of text or numbers within a cell
-Options include left, center, right, top, middle, and bottom alignment
-Useful for organizing and formatting data for readability and aesthetics

(c)Concatenation: The process of combining two or more text strings into a single text string
-Uses the ampersand (&) symbol or the CONCATENATE function
-Useful for combining data from multiple cells or columns into a single cell or column.

(3bi)
(i)Wearing protective gloves and goggles to handle chemicals and avoid skin contact and eye irritation.
(ii)Ensuring the workspace is well-ventilated and away from open flames or sparks to prevent accidents.

(3bii)
(i)accdb (Access Database file)
(ii)dbf (Database File)
(iii)mdb (Microsoft Database file)
(iv)sqlite (SQLite Database file)

(3biii)
(a)A foreign key is a field in a database table that refers to the primary key of another table.
(b)Composite key, also known as a composite primary key, is a primary key that consists of multiple columns or fields in a database table.

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