Input, Output and Storage Devices

What is the purpose of input devices?

• Transfer data to output devices
• Store data permanently
• Enter data into a computer
• Control the computer system

Which of the following is a Manual Input Device?

• GPS
• Mouse
• Compass
• Accelerometer

What is an example of a Specialist Input Device?

• Keyboard
• Braille keyboard
• Touchpad/screen
• Graphics Tablet

What is the primary purpose of Biometric Input Devices?

• Produce visual output
• Provide security authentication
• Enter data into a computer
• Record audio data

Which is an example of a Sensor Input Device?

• Printer
• Accelerometer
• Speaker
• Keyboard

What do Storage Devices provide?

• Temporary data storage
• Non-volatile data retention
• Output of processed data
• Input for computer processes

What classification does USB Stick belong to?

• Magnetic
• Optical
• Solid-State
• Cloud

What is a benefit of Magnetic Storage?

• High production cost
• Not affected by magnetic fields
• Low cost per gigabyte
• Very durable

What drawback does Magnetic Storage have?

• May cause data loss
• Easily scratched discs
• Very high capacity
• No moving parts

How does Optical Storage read and write data?

• Magnetic fields
• High and low powered lasers

• External Servers

• Floating-gate transistor charge