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WorksheetsMidterm Examination in HCI-ITEC 101
Total questions: 70
Worksheet time: 1hrs 10mins
Which HCI concept improves user decision-making by reducing unnecessary complexity?
Affordance
Cognitive Load
Learnability
Mapping
A Flex Pad's ability to function without markers or tags is an example of:
Sensor redundancy
Markerless interaction
Passive tracking
Optical sync
What HCI model treats interaction as a cycle of goal formation and action evaluation?
Shneiderman's Eight Golden Rules
Norman's Interaction Model
GOMS Model
Activity Theory
What kind of display technology allows bending and twisting without screen breakage?
Plasma
CRT
OLED
LCD
What principle explains how quickly a user can perform repetitive tasks?
Visibility
Fitts' Law
Heuristic Alignment
Recognition
A system recognizing gestures without physical contact is using:
Biometric validation
Touch interface
Mid-air gesture detection
RFID sensing
What is the correct sequence of Norman's Execution-Evaluation cycle?
Execution → Intention → Interpretation → Feedback
Goals → Execution → Evaluation
Action → Feedback → Goal
Intention → Specification → Evaluation
What makes transparent Mylar ideal for early touchscreen development?
Its rigidity
Its conductive property
Its reflective surface
Its thickness
In a Flex Pad, depth and bending are often detected using:
Thermal cameras
Depth sensors
RFID chips
IR blasters
The usability goal related to speed and ease of accomplishing tasks:
Memorability
Satisfaction
Efficiency
Learnability
Which sound property increases as amplitude increases?
Pitch
Loudness
Timbre
Frequency
In the context of sound waves, which type moves particles parallel to the wave?
Surface wave
Transverse wave
Longitudinal wave
Harmonic wave
Which display is ideal for reading in direct sunlight due to no backlight?
AMOLED
Reflective LCD
CRT
Plasma
What term describes systems that evolve behavior based on user patterns?
Predictive systems
Adaptive interfaces
Fixed algorithms
Static UI
The bouncing back of sound waves is known as:
Refraction
Echo
Reflection
Modulation
Who introduced the capacitive touchscreen at CERN?
Alan Kay
Ivan Sutherland
Bent Stumpe
Eric Johnson
A user bends a Flex Pad to scroll through video-this is an example of:
Haptic input
Biometric feedback
Deformation-based interaction
Tangible tracking
Which is not an example of feedback in user interfaces?
Button lighting up
Error message
Touchscreen delay
Click sound
Flex Pad's primary benefit in medical imaging:
Portability
Gesture tracking
Physical manipulation of data views
Light sensitivity
The Doppler Effect results in:
Constant pitch
Shifting frequency
No sound perception
Unchanged velocity
An example of visibility in design is:
Showing progress bars
Hidden menu options
Complex navigation
Using AI for prediction
What does 'Natural Mapping' refer to in HCI?
Mapping user names
Real-world interaction alignment
Location-based services
Device configuration
Which is a primary input in deformation-based interaction?
Typing
Bending
Tapping
Pointing
Markerless tracking uses primarily what technique?
Tag scanning
Depth sensing
Motion blur
Barcoding
In sound, pitch is directly related to:
Amplitude
Frequency
Waveform
Timbre
A system offering visual, auditory, and haptic responses demonstrates:
Overload
Multimodal feedback
Redundancy
Flexibility
What do we call the ability of a system to remember past user interactions?
Personalization
Memorability
System Logging
Historical Load
Gesture-controlled smart TVs often rely on:
Audio feedback
Infrared depth cameras
Resistive screens
OLEDs
What kind of wave is used by sonar in underwater navigation?
Transverse
Longitudinal
Optical
Standing
The first application of transparent Mylar was in:
Aircraft dashboards
CERN laboratories
IBM terminals
ATMs
What feature improves user comfort and reduces learning curves?
System latency
Interface consistency
Security filters
Code obfuscation
Sound cannot travel through:
Air
Metal
Water
Vacuum
Which is a disadvantage of Flex Pad tech?
Lightweight
Costly components
Versatile input
Portability
Haptic feedback is most commonly experienced through:
Voice
Light
Vibration
Color
The intention to act is a part of which interaction phase?
Evaluation
Perception
Execution
Correction
Time delay between user input and system response is known as:
Latency
Bandwidth
Ping
Jitter
Which of these is most learnable for users?
Nested dropdowns
Visual icons
Command prompts
Keyboard macros
Which best describes ergonomic design in HCI?
High-speed processing
Minimal code
User-comfort optimized hardware
Graphical overload
What causes thunder to arrive after lightning is seen?
Light bending
Sound delay due to speed
Low humidity
Earth rotation
A Flex Pad used in sports might analyze:
Wind speed
Motion replays via bending
Fan noise
Real-time betting odds
The HCI model where user actions and system feedback are analyzed.
(a) Model
First engineer who proposed a touchscreen system for air traffic control.
(a)
The transparent material used in early touchscreens.
(a)
The first capacitive touchscreen was deployed in this institution
(a)
Sound wave type where particles move parallel to wave direction.
(a) Wave
Type of wave not typically associated with sound, but with water.
(a) wave
Refers to the sound wave property determining how “sharp” or “deep” a sound is.
(a)
Device used in Flex Pad to detect depth.
(a)
A modern application of vibration in immersive digital environments.
(a)
The process of sound bouncing off surfaces.
(a)
Flex Pad feature that lets users scroll videos by physically bending the display.
(a) Interaction
The medium where sound travels slowest.
(a)
The effect heard when an ambulance passes by.
(a)
Programming philosophy that prioritizes user experience in every design step.
(a)
A Flex Pad advantage involving user accessibility.
(a)
A limitation of Flex Pad regarding its cost.
(a)
A common design tool used in creating Flex Pad application visuals.
(a)
A real-life example where sound speed affects perception of thunder after lightning
(a)
HCI-related technology enhancing medical imaging accuracy.
(a)
The ability of a system to understand and adjust based on human actions.
(a)
Emphasizes the user's experience in design.
(a) design
Measures amplitude of a wave
(a)
Bending display input for interactivity
(a)
Echo caused by sound bouncing on surfaces
(a)
A flexible display used in new-gen phones
(a)
Simulates touch using vibrations
(a)
Sound changes as object moves closer/farther
(a)
Movement of particles is parallel to direction of wave
(a)
Source of sound via air vibration
(a)
Touchscreen material used at CERN
(a)
