Maintenance of Computer

Step 1: Disconnect the mouse cable from the back of the computer case.
Step 2: Lightly dampen a cleaning cloth with isopropyl alcohol and wipe down the outside of the
computer mouse and mo
Lesson Notes, Audio Lessons, Exam Questions
Lesson Notes, Audio Lessons, Exam Questions
SS 2 Data Processing Notes for all terms (1st, 2nd, and 3rd) are available here to help students and teachers cover the complete WAEC and NECO syllabus.
These class notes explain key topics such as computer systems, data management, information processing, and ICT concepts in a simple and easy-to-understand format. Ideal for both classroom use and private study.
Download SS 2 Data Processing notes for 1st, 2nd, and 3rd terms. Comprehensive WAEC & NECO syllabus-based class notes for senior secondary students.

Step 1: Disconnect the mouse cable from the back of the computer case.
Step 2: Lightly dampen a cleaning cloth with isopropyl alcohol and wipe down the outside of the
computer mouse and mo

Loading CorelDraw Application
To access the CorelDraw application, take the following steps:
Click on the start button
Point to all Program
Point to CorelDraw Graphic Suite 12 (Depending on the version you are using)
Select CorelDraw

The operational tools are as follows: The Toolbox The toolbox provides you with operational tools. The basic categories of tools are: Utility Tools Diagramming Objects Interactive Tools Painting Tools Utility Tools The Pick Tool For selecting objects. For moving,…

Computer Graphics are graphics created using computer and, more generally, the representation and manipulation of image data by a computer. Examples of Graphics Packages Paint CorelDraw Adobe Photoshop Harvard graphics Print Master Ventura Photoshop Pro Adobe Page Maker …

Examples of a Web Design Package
Examples are as follows:
iWeb: iWeb allows users to create websites and blogs and customize them with their own text, photos and movies. iWeb integrates with other services, including Facebook, YouTube, Google Adsense and Google Maps.

A Solid Layout: In web design, the foundation is your layout. Laying out a web design involves placing all the content and navigational elements.
Effective Typography: It is the flow of the words and it is important for a web design’s typography to be easy to read and follow while establishing structure and hierarchy within the content.

Website design means planning, creation and updating of websites. Website design also involves information architecture, website structure, user interface, navigation ergonomics, website layout colors, contrasts, fonts and photography as well as icons design. All these website elements combined together to…

A presentation package has certain features such as: Creation of Slides: to create presentations, group of slides are created. Presentation packages contain slides. Insertion of Pictures: presentation packages allow users to insert pictures and objects into their presentation from external…

Internet abuse refers to improper use of the Internet and may include: Internet has so many advantages if it is used positively without caring about any false means and attractive charms of internet. The Internet is producing false trends, especially…

The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link billions of devices worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks of local to global scope, linked…

A collection of data or information that has a name, called the filename. Almost all information stored in a computer must be in a file. There are many different types of files: data files, text files ,program files, directory files, and so on. Different types of files store different types of information. For…

SELECT Query Basics Why MS-Access? A number of RDBMS vendors provide a GUI to aid their users in developing queries. These can be particularly helpful to novice users as it enables them to learn the overarching concepts involved in query…

Integrity Constraints over Relations An integrity constraint (IC) is a condition specified on a database schema and restricts the data that can be stored in an instance of the database. If a database instance satisfies all the integrity constraints specifies…

A relational database is a collection of data items organized as a set of formally-described tables from which data can be accessed or reassembled in many different ways without having to reorganize the database tables. The relational database was invented…