Six Weeks Test- Grade 9

What is the best definition for the term ergonomics?

• How to use a computer to view safety software,
• The correct way to position your feet,
• Manipulating the environment and equipment involved when using a computer to suit the user.
  
• All of the above

What's the longest you should sit at your computer without a break?

• 20 minutes

• 1 hour

• 2 hours

• 3 hours

What is the best position for a laptop screen for your neck?

• In your lap

• At the same height as your eyes

• On a desk, level with your hips

• Slightly higher than eye level

The best way to position your wrist while typing is

• resting on the desk
• wrists arched upward
• straight across
• it doesn't matter

When sitting in a chair your back should be straight at a 90 degree angle to your hips:

• True
• False

Incorrect computer ergonomics can result in:

• Back aches,
  
• Carpal tunnel syndrome,
  
• Sore eyes,
• All of the above.
  

Your feet should be flat while sitting:

• True
• False

Can you get headaches and eye strain for looking at your screen for too long?

• Yes
• No 

Can you get back problems from poor posture and sitting in one position for hours at a time

• Yes
• No

What does RSI stand for?

• Repetitive Standing Injury
• Real Strain Injury
• Repetitive Strain Injury
• Repeated Standing Injury