Notes, questions, and lessons related to grade 9 ICT syllabus
Arrays in Programming An array is a collection of the value of the same data type. It can store a vast amount of different values in a single variable. Array stores all the values on the specified index position. Using the index position, the value can be retrieved or stored. The following array consist of …
ගැලීම් සටහනක් යනු අල්ගොරිතමයක පියවර රූපමය ආකාරයෙන් ඉදිරිපත් කිරීමයි. මෙහෙදී පහත දක්වා ඇති සංකේත භාවිතා කරයි. සංකේතය නම භාවිතය Start/ Stop (ආරම්භය හෝ අවසානය) ගැලීම් සටහනක ආරම්භය සහ අවසානය දැක්වීම සඳහා භාවිතා කරයි. Input / Output (ආදානය හෝ ප්රතිදානය) ආදානය හා ප්රතිදානය පෙන්නුම් කිරීම සඳහා භාවිතා කරයි. Process (ක්රියාවලිය) ක්රියාවලියක් / සැකසීමක් පෙන්නුම් කිරීම සඳහා …
Let’s discuss the impact of ICT in society using different aspects. Green Computing The use of computers and other resources eco-friendly is known as green computing. Nowadays, electronic device manufacturers are trying to produce devices that can be used for a long time and trying to make new devices by recycling old devices. And also, …
Scratch is a visual programming language for students aged 8 – 16 to learn programming concepts and improve their problem-solving ability. The Scratch was developed in MIT Media Lab, and currently, it is translated into 70 different languages. Children from every corner of the world enjoy doing Scratch practicals. Now it’s time for us to …
Do you believe that you may not be reading this article if computer network technologies exist in the world? Probably you are using your internet connection to load this web page or any other page on the internet. The internet is created by connecting millions of networks. Therefore computer networks play a crucial part in …
Grade 9 Programming Lesson Let’s learn programming concepts and Scratch practicals and master them. In this article, you can learn the basic control structures on flow charts and learn how to build a Scratch code for a given flow chart with selection and repetition. Here I have discussed the following topics in your grade 9 …
Model questions for the first lesson in the grade 9 ICT textbook. We have provided plenty of questions and answers to enhance your knowledge. Let’s take the best advantage to get ready to term test.
Let’s learn how to classify a computer according to its way of appearance and how we use it in our day to day life. We can divide it mainly into two according to its portability as follows. Non-portable computers These computers are operated using the main electrical power supply and most of them are large …
Let’s learn the factors that need to be considered when buying a computer for your home, school or business. We are diving the factors into technical and non-technical factors.