<h2>Introduction to Computer</h2>
<p>Complete chapter notes prepared according to the 2026 syllabus. Every concept is explained in simple language with solved examples, short questions, and long questions as asked in board exams.</p>
<h3>Key Topics Covered</h3>
<ul><li>What is a computer — characteristics and applications</li><li>Types of computers: super, mainframe, mini, micro</li><li>Hardware vs software — system and application software</li><li>Input and output devices</li><li>Memory types — primary, secondary, cache</li></ul>
<h3>How to Use These Notes</h3>
<p>Read each section once, then attempt the exercise questions given at the end. Mark the topics that carry the most marks (see pairing scheme) and revise them daily in the last week before the exam.</p>