학사/아주대 융시공
[4학년][1학기][Coursera][Introduction to HW and OS][W1]
jaeseokk963
2025. 3. 23. 22:15
Introduction to Hardware and Operating System
Coursera - IBM
Link to Course
Introduction to Computing Fundamentals
What I will learn
- Define what a computer is
- Classify computers by size and usage
- List the four functions of computing
- Describe the benefits of computing
What's a computer?
A computer is device or system that includes
: Hardware, Operating system software, App software, Peripherals, USer
Classifications
By their size and speed
- Supercomputers
- Mainframes
- Minicomputers
- Microcomputers includes personal computers, laptops, smartphones
By uses
- General purpose computers: perform day-to-day user input and output tasks
- Special purpose computers: perform specific functions
Functions of computing
Four basic functions
- Input: gets data in the computer
- Processing: happens when the computer receives the input and then converts that data into a format or action
- Output: makes the data apparent and useful
- Storage: is the saving of data to a disk space
Benefits of computing
- Reuse content
- Use network, wireless, cellular
- Apply programming laungauges, processors, and memory
- Save data and documents to storage
- Save digital images for perpetuity
- Edit documents, spreadsheets, and others