A-level Inputs, outputs and storage

Which of the following best describes the primary function of input devices?

• To display information visually to the user
• To store data temporarily for quick access
• To allow information to be passed from the outside world into a computer system
• To convert digital data into human-readable formats

Which of the following statements about input devices is true?

• They are not necessary for computer operation.
• They only gather data from the internet.
• They convert human-readable data into digital form.
• They allow information to be passed from the outside world into a computer system.

Which of the following is NOT an example of an input device?

• Barcode scanner
• Webcam
• Microphone
• Printer

What type of device is a webcam classified as?

• Input device
• Both input and output device
• Output device
• Storage device

What is the primary role of output devices in a computer system?

• To gather information from the real world
• To convert data stored in a digital form into formats that humans can process
• To store data for future use
• To provide input for processing

Which of the following best describes the function of a printer?

• To convert digital data into a physical format
• To input data into a computer system
• To store data for future access
• To display information on a screen

Which of the following is a common output device?

• Barcode scanner
• Projector
• Mouse
• Keyboard

Which of the following statements about storage devices is accurate?

• Storage devices are only used for temporary data storage.
• Storage devices only include hard drives.
• Storage devices can be internal or external.
• Storage devices are not necessary for computer operations.

What type of storage device is RAM considered to be?

• Optical storage
• Temporary storage
• Permanent storage
• External storage

Which of the following is an example of a temporary storage device?

• External hard drive
• USB pen
• DVD
• RAM