CES Office & Computer Ergonomics

Question 1

What is the recommended monitor height for a seated computer user to minimize neck strain?

Accepted Answer

Top of the screen at or slightly below eye level

Answer

Screen center at eye level

Answer

Monitor positioned above eye level

Answer

Monitor placed at desk surface level

Question 2

Which keyboard position is recommended to minimize wrist extension during typing?

Accepted Answer

Flat or slightly negative tilt (front edge higher than back)

Answer

Steep positive tilt (back edge higher than front)

Answer

Vertical orientation

Answer

No tilt preference exists

Question 3

What is the correct elbow angle for a seated computer worker using a keyboard at the correct height?

Accepted Answer

Approximately 90-110 degrees (right angle or slightly open)

Answer

60 degrees (acute angle)

Answer

140 degrees (widely open)

Answer

Full extension at 180 degrees

Question 4

Why is a document holder recommended for workers who reference paper documents while typing?

Accepted Answer

It positions documents near the monitor to reduce repetitive head turning and neck strain

Answer

It keeps the desk surface clear for other tasks

Answer

It prevents documents from being contaminated

Answer

It is required by OSHA for all computer workstations

Question 5

What is the recommended viewing distance from the eyes to the monitor for most computer tasks?

Accepted Answer

18-30 inches (approximately arm's length)

Answer

6-12 inches

Answer

36-48 inches

Answer

Greater than 4 feet

Question 6

Which type of chair adjustment is most critical for preventing lower back discomfort in prolonged seated work?

Accepted Answer

Lumbar support height and depth adjustment

Answer

Armrest color selection

Answer

Seat pan upholstery material

Answer

Chair base caster size