INPUT/OUTPUT DEVICES
作者:Sean Harris
1. INPUT
1.1. KEYBOARDS
1.2. MOUSE
1.3. SCANNERS
2. OUTPUT
2.1. MONITORS
2.2. SPEAKERS
2.3. PRINTERS
3. BENEFITS
3.1. EASE OF INFORMATION MANIPULATION
3.2. COMPATABILITY
3.3. LOW COST
4. CHALLENGES
4.1. LOW QUALITY
4.2. CONNECTION ISSUES