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WorksheetsMCQs for HCI Course
Total questions: 48
Worksheet time: 24mins
What is Human-Computer Interaction (HCI)?
The study of how computers communicate with each other
The study of the interaction between people, computers, and tasks
The process of designing only graphical user interfaces
The use of artificial intelligence in computer systems
Why is it important to understand users in HCI?
To make computers more expensive
To take into account cognitive processes and limitations
To ensure computers replace human decision-making
To reduce the need for user testing
Which of the following is NOT a core cognitive aspect in HCI?
Attention
Perception and recognition
Physical strength
Memory
What is the 'User Interface' in HCI?
Only the visual elements of a system
Everything the user encounters, including layout, content, and navigation
The internal code structure of an application
The speed of the computer's processor
What are the three key aspects of a successful product in HCI?
Useful, usable, used
Speed, security, stability
Design, function, price
Accessibility, responsiveness, innovation
Which of the following senses is NOT a primary input-output channel for humans in HCI?
Sight
Hearing
Touch
Taste
What is the function of rods and cones in the eye?
Rods detect color, and cones detect movement
Rods detect movement, and cones detect sound
Rods detect low light, and cones detect color
Rods detect color, and cones detect brightness
What are the three components of color perception?
Hue, intensity, saturation
Brightness, contrast, texture
Frequency, amplitude, timbre
Light, shadow, reflection
What is an example of an optical illusion in HCI?
A user mistyping a password
A website loading slowly
Perceiving an object's size as constant despite distance changes
A touchscreen responding to multiple fingers
What is the difference between short-term memory (STM) and long-term memory (LTM)?
STM stores information temporarily, while LTM stores information permanently
STM has unlimited capacity, while LTM is limited
LTM can only store numbers, while STM stores words
LTM is always accurate, while STM is unreliable
What are the main elements of a computer system that affect interaction?
Input devices, output devices, memory, processing, networks
Only the screen and keyboard
The operating system only
The internet connection
What is the purpose of input devices in a computer system?
To display information
To process user data
To allow users to enter data and interact with the system
To store files permanently
Which of the following is NOT an input device?
Keyboard
Mouse
Speaker
Touchscreen
Which pointing device is commonly used in laptops?
Joystick
Touchpad
Trackball
Light pen
What is an advantage of speech recognition technology?
It always provides 100% accuracy
It works best in noisy environments
It allows hands-free interaction
It is not affected by different accents
How does an optical mouse detect movement?
By using a rotating ball
By detecting changes in reflected light intensity
By measuring air pressure changes
By using a laser beam directly on the screen
What is the main disadvantage of touchscreens?
They are faster than keyboards
They can be imprecise, especially for small objects
They require a mouse to function
They cannot be used in mobile devices
What is the purpose of a stylus in HCI?
To replace a mouse
To provide precise input on a touchscreen
To amplify sound output
To enhance screen resolution
What is a key feature of bitmap displays?
They store images as text
They use dots (pixels) to form images
They do not support color
They are only used in televisions
Which type of memory is volatile and loses data when power is off?
RAM
Hard disk
CD-ROM
Flash memory
Which field is NOT typically involved in HCI?
Psychology
Cognitive Science
Chemistry
Computer Science
Which of the following is NOT a function of long-term memory (LTM)?
Storing personal experiences
Remembering facts and concepts
Processing immediate sensory information
Retaining knowledge for long durations
Which law states that the time taken to reach a target depends on distance and size?
Hick's Law
Fitts' Law
Miller's Law
Norman's Law
Which factor does NOT directly impact human vision in HCI?
Contrast
Luminance
Temperature
Visual Angle
Which reasoning method derives logically necessary conclusions from given premises?
Deductive reasoning
Inductive reasoning
Abductive reasoning
Analogical reasoning
Which of the following is NOT a pointing device?
Joystick
Trackball
Scanner
Stylus
What is the main benefit of using a touch-sensitive screen?
Requires no physical interaction
Provides direct input
Does not require calibration
Eliminates all errors
Which of the following is NOT a type of computer memory?
RAM
CPU
Hard Disk
Flash Memory
What does OCR stand for?
Optical Character Recognition
Online Computer Registry
Optical Cursor Reader
Operating Code Resource
Which printing method uses electrostatic charge to apply toner to paper?
Inkjet Printing
Dot Matrix Printing
Laser Printing
Thermal Printing
What is a key disadvantage of virtual reality (VR) headsets?
They are too lightweight
They do not provide a 3D experience
They may cause motion sickness
They do not work with digital displays
What does WYSIWYG stand for in computing?
What You See Is What You Get
Wireless System Integration
Web-based System for Interactive Graphics
Wide System Interface
Which technology is used for eye-tracking interfaces?
Light Pen
Eyegaze
Stylus Detection
Optical Mouse
Which device is commonly used in ATMs for user input?
Joystick
Numeric Keypad
Trackball
Light Pen
What are the two major phases in Donald Norman's model of interaction?
Input and Output
Execution and Evaluation
Design and Implementation
Analysis and Testing
In Norman's execution/evaluation loop, which step comes immediately after executing an action?
Interpreting system state
Specifying actions
Perceiving system state
Evaluating system state
What is the main focus of Norman's interaction model?
The user's mental model of the system
The system's internal processing
Network security
The speed of system execution
What are the four components of Abowd and Beale's Interaction Framework?
User, Input, System, Output
User, Goal, Interface, Execution
Execution, Evaluation, Feedback, Action
System, Task, Interface, Environment
Which of the following is NOT a key concern of ergonomics in HCI?
Layout of controls
Physical environment
System security
Health issues like lighting and noise
Which of the following is an example of an interaction style in HCI?
Command Line Interface
Network Security
Database Management
Data Encryption
What is a key disadvantage of natural language interfaces?
They are easy to use
They can be ambiguous and difficult to process
They require extensive mouse usage
They do not allow speech recognition
What does WIMP stand for in HCI?
Windows, Icons, Menus, Pointers
Web, Interface, Management, Processing
Wireless, Input, Motion, Performance
Wide Interactive Multimedia Processing
Which of the following interaction styles involves using structured forms for data entry?
Command Line Interface
Query Language
Form-Fill Interface
Natural Language Processing
In HCI, what is a key benefit of using a menu-based interface?
It requires more memory
It reduces the need for user recall
It is only useful for experts
It does not require input devices
What is the main advantage of a command-line interface (CLI)?
It is easy for beginners to use
It allows direct access to system functionality
It requires minimal typing
It only works with graphical systems
Which type of menu appears when a user right-clicks on an object?
Pie menu
Drop-down menu
Pull-down menu
Contextual menu
What is a potential drawback of speech-driven interfaces?
They are always highly accurate
They struggle with accents and background noise
They do not require processing power
They are completely non-interactive
In menu design, why is it important to group related items together?
To make the interface look more complex
To increase user recall
To improve efficiency and usability
To limit user options
