AAC Motor Access & Alternative Input Methods 2

Question 1

Which motor access method uses infrared light to track corneal reflections and pupil position for AAC control?

Accepted Answer

Eye gaze technology

Answer

Head mouse technology

Answer

Sip-and-puff interface

Answer

Switch scanning with a joystick

Question 2

A head mouse system primarily translates which type of movement into cursor control?

Accepted Answer

Head and neck movements

Answer

Tongue and oral movements

Answer

Eye movements

Answer

Controlled respiratory effort

Question 3

Sip-and-puff technology converts which type of input into switch signals for AAC or computer control?

Accepted Answer

Breath control through inhaling and exhaling

Answer

Voice pitch and volume commands

Answer

Head rotation angles

Answer

Fingertip pressure variations

Question 4

During feature matching for motor access, which factor must be assessed FIRST before selecting an access method?

Accepted Answer

The user's most reliable, consistent voluntary movement

Answer

The current retail price of candidate devices

Answer

The vocabulary storage capacity of candidate devices

Answer

The availability of local technical support services

Question 5

What is a 'keyguard' used for in AAC direct selection access?

Accepted Answer

A physical overlay that prevents accidental activation of adjacent keys

Answer

Password protection for the device settings

Answer

A scanning pattern for keyboard-based AAC

Answer

A software lock that disables unintended screen touches

Question 6

Which positioning factor is MOST critical when setting up AAC device access for a user with motor impairments?

Accepted Answer

Optimizing the user's postural support and device placement to maximize motor control

Answer

Ensuring the device screen faces outward toward communication partners

Answer

Maximizing the number of vocabulary items on the display

Answer

Minimizing the total weight of the mounted device

Question 7

In AAC switch access, what does 'switch latency' refer to?

Accepted Answer

The delay between switch activation and the device's registered response

Answer

The type of switch mechanism used for scanning navigation

Answer

The physical distance between the switch and the AAC device

Answer

The time a user takes to learn a new switch placement