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1 Operating System 7
Operating System Why Do We Need an Operating System?
Functions of an Operating System Types of Operating Systems
What Is a User Interface? A Comparison Between CUI and GUI
2 Spreadsheet—Functions and Charts 16
Different Ways to Enter Formulas Understanding Cell Range
Cell Referencing in Formulas and Its Types Customise Worksheet Lab
Functions Common Errors Charts in Excel
Sorting Data
3 Algorithms and Flowcharts 39
Algorithm Characteristics of a Good Algorithm Uses of an Algorithm
Writing an Algorithm Defining Flowchart
Solving Problems Using Algorithm and Flowchart
4 Program Coding 49
Introducing Java Features of Java What Is an Object and a Class?
Introducing BlueJ Interface of BlueJ Creating First Project Using BlueJ
Structure of a Java Program Basic Fundamentals of Java Operators
Writing Some More Programs Taking Values as Arguments
Worksheet 1 69
Test Sheet 1 70
5 Conditional, Looping and Jumping Statements in Java 72
Conditional Statements Looping Statements Jumping Statements
Errors in Java Writing Some More Programs
6 App Development 93
What Is an App? Defining Android and iOS Types of Mobile Apps
Categories of Apps Downloading and Installing the App Developing an App
7 Computer Networking 107
Computer Network Need for Computer Network Advantages of Computer Network
Components of a Network Network Terminologies Devices Required for a Network
Types of Networks Topology Network Architecture
Wireless Networking Technology Protocol
8 Cloud Computing 122
What Is Cloud Computing? Benefits of Cloud Computing How Does Cloud Computing Work?
Characteristics of Cloud Computing Advantages of Cloud Computing Disadvantages of Cloud Computing
Storing Data Using Cloud Computing Sharing Files File Shared with You
Other Cloud Storage Service Providers Types of Cloud Services
Worksheet 2 135
Test Sheet 2 136
Project 138
Explore More (Latest Trends, SDGs) 140
The AI Corner! (AI—Domains and Advantages) 148
OGO Cyber Sample Questions 154
IT Buzz Words 156
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