Introduction to Computers
by Gomphrena Partiezza

1. The components of a computer
1.1. Input Device • Allows you to enter data and instructions into a computer
1.2. Output Device • Hardware component that conveys information to one or more people
1.3. System Unit • case that contains the electronic components of the computer that are used to process data
1.4. Storage Device • Holds data, instructions, and information for future use
1.5. Communications Device • Enables a computer to send and receive data, instructions, and information and from one or more computer or mobile devices
1.6. New node
2. Objectives Overview
2.1. Distinguish between system software and application software
2.2. Differentiate among types, sizes, and functions of computers in each category
2.3. Describe the role of each element in an information system
2.4. Explain how home users, small office/home office users, mobile users, power users, and enterprise users
2.5. Discuss how society uses computers in education, finance, government, health care science publishing computers care, science, publishing, travel, and manufacturing
2.6. Define the term, Explain why computer literacy is vital to success in today’s world
2.7. Define the term, computer, and describe the relationship between data and information
2.8. Describe the five components of a computer
2.9. Discuss the advantages and disadvantages that users experience when working with computers
2.10. Define the term, network, and identify benefits of sharing resources on a network
2.11. Discuss the uses of the Internet and World Wide Web
3. What Is a Computer? Discovering
3.1. A computer is an electronic device, operating under the control of instructions stored in its own memory
4. Advantages and Disadvantages of Using Computers
4.1. Advantages of Using Computers
4.1.1. Speed
4.1.2. Reliability
4.1.3. Consistency
4.1.4. Storage
4.1.5. Communications
4.2. Disadvantages of Using Computers
4.2.1. Health Risks
4.2.2. Violation of Privacy
4.2.3. Public Safety
4.2.4. Impact on Labor Force
4.2.5. Impact on Environment