Introduction to computer science dessalegn Mequanint Yehuala Foreword

References 38
Introduction To Computer Science
6

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Table of Contents 
Unit 2: Components of a
39
Computer System 
39
Unit Goals 39

Key Terms 39
Learning Activity: The Von Neumann Architecture 40
Introduction 40
Components of the Von Neumann Architecture
40
Memory 41
Input / Output 42
Characteristics of Input /Output (I/O) devices:
42
The ALU 42
The Control Unit 43
Peripheral Devices 43
Types of Peripheral Devices
43
Activity Conclusion
43
Assessment: Reflective Activities
44
Answers 44
Learning Activity: Software Systems 44
Introduction 44
Software Types 44
System Software
45
Operating System
45
Types of operating Systems
46
Language Software
47
Application Software
47
Activity Conclusion
47
Assessment: Reflective Activities:
48
Answers: 48
Learning Activity: Creating a Summary for the Unit 48
Introduction 48
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Activity Details

48
Assessment 49
Grading scheme:
49
Answers:
50
References: 50
Unit 3: The Internet 
51
Unit Goals 51

Key Terms 51
Learning Activity: History of the Internet 52
Introduction 52
Origin of the Internet 52
Application or Purposes of the Internet
53
Assessment: Reflective Activities
54
Activity Conclusion
54
Answers: 54
Learning Activity : Search Engines 55
Search Engines 55
Trends in Internet Use 55
The Internet of Things
55
Assessment: Reflective Activities
56
Activity Conclusion
56
Answers: 56
Learning Activity: Creating a summary for the unit
57
Introduction 57
Activity Details
57
Summative Assessment for the Unit 57
Grading scheme:
57
Answers: 58
References: 59
Introduction To Computer Science
6

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Table of Contents 
Unit 4: Software Applications 
60
Unit Goals 60
Learning Activity: Word Processors 60
Introduction 60

Key Terms 60
What You see is What you Get(WYSIWYG)
61
Features of Standard Word Processors
62
Activity Conclusion
63
Answers: 63
Assessment: Reflective Activities
63
Learning Activity: Spreadsheet 64
Introduction 64
Entering data
64
Basic Commands
66
Activity Conclusion
67
Answers: 67
Assessment: Reflective Activities
67
Learning Activity: Presentation Software 68
Introduction 68
Activity Conclusion
69
Activity Details:
70
Learning Activity: Creating a summary for the unit 70
Introduction 70
Activity Details
70
Unit Assessment 71
Grading scheme:
71
Answers: 72
References: 72
Manual for Laboratory Practices 
73
Microsoft Windows Basics 73
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Introduction To Computer Science
8
Objectives: 73
Laboratory Learning Activities: Practicing Windows Basics 74
Managing Files and Folders 75
Folders 75
Moving and Copying Files and Folders
76
Creating Files and Folders
76
Creating and Deleting Files
77
Opening an Existing File
78
File and folder management exercises
78
Microsoft Word Basics 79
Objectives: 79
Getting Familiar with Microsoft Word Environment 79
Understanding Document Views
82
Understanding Nonprinting Characters
83
Create Sample Data and Select Text
84
EXERCISE 1
84
EXERCISE 2
85
Execute Commands with Keyboard Shortcuts
85
The Vertical and Horizontal and Vertical Scroll Bars
88
The Status Bar
88
Microsoft Word Basic Features 88
EXERCISE 1
89
Formatting Paragraphs and Applying Styles 90
EXERCISE
92
Spreadsheet- Microsoft Excel Basics 93
Creating a New Worksheet
94
Entering Data or Formula in a Worksheet
96
Formatting in Microsoft Excel
97
Formatting a Worksheet
97
Working with Formula 99

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Table of Contents 
9
Elements of Formulas:
99
Creating Formula:
99
Advanced Features
100
Charts 100
Types of Charts
101
Creating Charts
102
Editing Chart
102
Microsoft PowerPoint Presentation Basics 103
Creating Presentation
104
Working with Multimedia
105
Sharing Presentation
108

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