Information Technology

Detailed notes on the Internet chapter of IT Theory Based on IEB syllabus -Evolution of the Internet -Scripting -Cookies -Web-Based Applications -Mobile Websites -Mobile Applications -Design factors for Mobile Technology -Plug-Ins and Extensions -Search Engines -Using Multimedia Online -Compression Technology -Lossy Compression of Audio Files -MP3 Compression

Detailed notes on the Errors, Threats and Security chapter of IT Theory Based on IEB syllabus -Sources of Errors -Solutions to Errors -Database Management System Integrity -Threats to Computer Systems -Security Solutions

Detailed notes on the Social Implications chapter in IT theory Based on IEB syllabus -Effect of Workplace and Employment Practices -Effect of Computer Crime -Safeguards against Computer Crime -Evaluating Information

Detailed notes on OOP -Methods -Classes -Types of Methods -Array of Objects Class -UML Diagrams -Date and Time

Detailed notes on Java Programming -String Manipulation -The Maths Class -Arithmetic Operations -Data and Time -Scanner Class -Text Files: Reading from and writing to text files -Exceptions -Data Validation -Arrays -Sorting algorithms: Selection and Bubble Sort -Searching algorithms: Linear and Binary Search -Inserting a new elements into an Array -Deleting elements from an Array

This documents contains all the commands that you will come across in Delphi for Grade 11 -12 SQL. There are 7 NSC exam questions included for you to downloaded (link in the document). These questions include the working files for you to practice, the solutions and additional notes where needed. If you work through this document you will have no problem with SQL. Commands used: - Select - Where - As - Like - In - Between - Order By - Group By - Insert, Delete, Update - Min, M...