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ADVANTAGES AND DISADVANTAGES OF COMPUTER (JS1 NOTES)

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  ADVANTAGES AND DISADVANTAGES OF COMPUTER Objective:  At the end of the lesson, the students should be able to: 1. State advantages and disadvantages of computer ADVANTAGES OF COMPUTER Computers are widely used for  data  processing because they possess certain advantages over manual labour by humans. Computer  can be used to process  data  at a faster speed. Increased access to the information stored in the resource centre. Process  data  at an accurate rate. It can be used to process a very large volume of transaction no matter how complex it may appear. Reliable in its work. It has a large storage capacity It provides a better job quality. Increased efficiency –  information stored on a  computer  database can be used for different purposes DISADVANTAGES OF COMPUTER 1. Unemployment 2. Wastage of time and energy 3. Cyber crime 4. Health Issues - back pain, eye strain, headache, obesity e.t.c 5. Fake news 6. Impersonation 7. ...

USES AND APPLICATIONS OF COMPUTER (JS1 NOTES)

  USES AND APPLICATIONS OF COMPUTER  SCHOOL - HOSPITALS - GOVERNMENT OFFICES- BANKS E.T.C Objective:  At the end of the lesson, the students should be able to: i. State the uses and applications of computers                        USES OF   COMPUTER Computer  can be used in  computer  schools, hospitals,  government  offices. Computers are used for organizing  data  management and information. It enhances the learning process with interactivity e.g students’ compact disk. It aids communication system through e-mail, teleconferencing, telephone E-presence. It is also used for word processing i.e. used to write letters, memos and documents. Computers are used for graphical presentation such as production of all sorts of cards, letterheads calendars etc. It is used for fun, excitement and relaxation through  computer  games. It helps to plan schedule and control peop...

WEB DESIGN PACKAGES 1- DEFINITION, EXAMPLES AND FEATURES OF A WEBSITE (SS2 NOTES)

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  WEB DESIGN PACKAGES 1-  DEFINITION, EXAMPLES AND FEATURES/COMPONENT OF A WEBSITE Objective of the study Definition of Web Design Uses of Web Design Components of Web Design Web Design Applications What is Web Design ? Web design is the process of creating websites using a mark-up language. Web Design packages are the group of software that are used to design the website. Website is a collection of related web pages connected to one another by hyperlinks and are available on the internet via a uniform resource locator (URL) or domain name. Uses of Web Design packages They are used for web graphics design They are used for interface design They are used for authoring including standardized code and proprietary software They are used for users experience design Search engine optimization   Components of Web Design Packages Views Standard, normal or design view which is retarded as the default. Code View: This allows you to view and work directly with the HTML code. Split V...

TYPES OF COMPUTER - ANALOG, DIGITAL AND HYBRID - MEANING AND EXAMPLES (JS1 NOTES)

 TYPES OF COMPUTER  ANALOG, DIGITAL AND HYBRID - MEANING AND EXAMPLES Types of computers are: (i)                 Analog Computer (ii) Digital computer (iii) Hybrid computer (i)                 Analog Computer: This computer uses continuous physical phenomena such as electrical, mechanical or hydraulic quantities to solve problems. Examples are thermometer, speedometer, old radios e.t.c (ii)               Digital computer: This computer performs calculations and logical operations with quantities represented as digits, usually in the binary system (0’s and 1’s). Examples are PC (personal computer), calculators, digital clock, digital cameras e.t.c (iii)             Hybrid computer: This is a computer that is capable of inputting and outputting in both analog and digital, i.e They exhibit features of analog and digital computer. Hyb...

WORD PROCESSING 1 - INTRODUCTION/DEFINITION, EXAMPLES AND FEATURES (SS1 NOTES)

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  WORD PROCESSING 1  INTRODUCTION/DEFINITION, EXAMPLES AND FEATURES Definition of Terms Word Processing : Word processing means using the computer to create, edit, and print document. Word processor  : A word processor is an electronic device or computer software application, which performs the task of composition, editing, formatting, and printing of documents. Text Document : Text document is something written, printed, or online document that presents data in the form of an articles, letter, memorandum, report, etc. Examples of word processor Examples of word processor are:  WordStar, MS-word, Corel WordPerfect, WordPad, Notepad, WPS writer, etc. Application Areas of Word processing Software i. Offices ii. Publishing iii. Journalism iv. Education v. Articles Steps Involved in Loading Microsoft Word There are two ways of loading Microsoft word: a. If the icon of the package is on desktop, double click on it for it to open b. If the icon is not on the desktop, follo...