DBE Unit 2.2

What is an ergonomic consideration for using a mouse?

• Keeping your wrists in the neutral (straight) position
• Using a mouse with small buttons
• Keeping your shoulders raised and elbows away from your side
• Hitting the mouse hard when clicking

What is a limitation of using a keyboard as an input device?

• Enables the user to enter information in an easy manner
• Keys can be programmed to serve a specific function
• It is easy to make mistakes while typing in data
• Disabled users might find it difficult to enter information using a keyboard

What is the main function of a keyboard as an input device?

• To enter data into a computer
• To process data in a computer
• To store data in a computer
• To display data from a computer

What is the main function of a mouse as an input device?

• To display data from a computer
• To store data in a computer
• To process data in a computer
• To interact with a computer

What is the potential risk associated with improper mouse use?

• Reduced risk of shoulder pain
• Increased efficiency in using a mouse
• Carpal tunnel syndrome and tendonitis
• Improved hand and wrist health

What is a limitation of using a mouse as an input device?

• It is easy to make mistakes while using the mouse
• Disabled users might find it difficult to interact with a computer using a mouse
• Enables the user to enter information in an easy manner
• Serves as a fast method in which to interact with a computer

What is an ergonomic consideration for using a keyboard?

• Using a keyboard with small keys
• Hitting the keys hard when typing
• Keeping your wrists in the neutral (straight) position
• Keeping your shoulders raised and elbows away from your side

What is an advantage of using a keyboard as an input device?

• Enables the user to enter information in an easy manner
• It is easy to make mistakes while typing in data
• Disabled users might find it difficult to enter information using a keyboard
• Keys can be programmed to serve a specific function

What is an advantage of using a mouse as an input device?

• Serves as a fast method in which to interact with a computer
• It is easy to make mistakes while using the mouse
• Enables the user to enter information in an easy manner
• Disabled users might find it difficult to interact with a computer using a mouse

What is an input device?

• A device that stores data in a computer
• A device that enables a user to enter data into a computer
• A device that processes data in a computer
• A device that displays data from a computer