WorksheetsFall Final Exam 2024 - Technological Systems
Total questions: 38
Worksheet time: 19mins
Six degrees of freedom refer to:
Movement along x, y, and z axes with rotation
Movement in a straight line only
Rotational movement only
Fixed movement in three dimensions
A pin tool is used for:
Cutting materials
Disassembling VEX IQ parts
Identifying parts
Moving objects
What is the purpose of a verbal warning?
Offer encouragement
Enforce safety rules
Provide preliminary feedback for rule-breaking
Give written feedback
Lab safety goggles are considered:
An optional protective measure
Essential protective equipment in a lab
A substitute for close-toed shoes
Only for chemical labs
Filament is a:
Flexible material for securing parts
Core processing unit of a robot
Material used for 3D printing
Tool for robotics disassembly
The Robot Brain functions as:
An energy source for the robot
The core processing unit of a robot
A safety device for emergencies
A flexible component
Ava is working in a factory and notices something dangerous happening with a machine. She needs to act quickly. Which button should Ava press to immediately stop operations?
Adjust the machine’s speed
Immediately stop operations
Speed up the machine
Start the machine
Close-toed shoes are:
Optional footwear for labs
Mandatory footwear in a lab for protection
Stylish but not protective
Only required for chemical labs
A bench brush is primarily used to:
Sweep debris
Paint lab equipment
Secure parts in robotics
Test for hazardous chemicals
A silicone band is used to:
Provide a firm grip on tools
Secure parts or identify ownership
Enhance flexibility in machines
Create 3D models
Collaboration during group projects is encouraged because:
It allows students to work independently
It promotes teamwork and idea sharing
It reduces the need for individual effort
It avoids responsibility
During a classroom discussion, Harper repeatedly interrupts others despite previous reminders. The teacher gives Harper a verbal warning. The primary purpose of this verbal warning is to:
Praise a student
Prevent further misconduct
Provide feedback on projects
Introduce new rules
After finishing a lab project, you should:
Sweep the area with a bench brush
Leave debris for cleaning staff
Throw materials in random bins
Ignore waste disposal rules
What provides power to the IQ Brain?
Robot arm
Robot battery
Electric fan
Controller
What runs user projects and controls the devices?
Robot arm
Sensor
Electric cord
Controller
What makes it easy to disassemble pieces in the VEX IQ construction system?
Pin tool
Washer
Robot brain
Silicone band
Which item is used to charge the IQ Battery and connect a Robot Brain to your computer?
USB cable
Robot brain
Silicone band
Pin tool
What can be used with a dry-erase marker to identify robots?
Silicone band
Washer
Smooth panel
Connector beam
What is a characteristic of a closed-loop system?
Operates without feedback
Uses feedback to adjust output
Requires constant manual input
Never stops once started
Which of these is an example of an open-loop system?
Thermostat
Toaster
Washing machine
Cruise control system
What uses feedback to maintain a constant temperature?
Light switch
Thermostat
Oven timer
DVD player
A simple open-loop system example is:
Heating system with thermostat
Room light with manual switch
Air conditioner
Robotic vacuum
Which device does NOT use feedback?
Microwave oven
Refrigerator
Ceiling fan
Automatic door
A feedback signal in a technological system helps to:
Provide power
Increase speed
Adjust input
Stop the system
A washing machine with a timer is an example of:
Closed-loop system
Open-loop system
Feedback system
Digital system
What is the role of feedback in a closed-loop system?
Ignored data
Modifies input
Turns off the system
Controls a new system
An automatic door is a:
Closed-loop system
Open-loop system
Manual system
Non-technological system
Closed-loop systems differ from open-loop systems because they:
Require manual control
Use feedback
Are faster
Are less accurate
Which system uses sensors to maintain a consistent vehicle speed?
Open-loop system
Manual system
Cruise control system
Light switch system
A thermostat is an example of:
Open-loop system
Closed-loop system
Feedback system
Digital system
A light switch is an example of:
Open-loop system
Closed-loop system
Automatic system
Digital system
What system operates without using sensors?
Closed-loop system
Open-loop system
Feedback system
Sensor-based system
What system automatically adjusts its operations based on performance?
Open-loop system
Closed-loop system
Non-technological system
Feedback system
Which device typically requires feedback to adjust operations?
Manual fan
Washing machine
Toaster
Light switch
What is the main purpose of a sensor in a technological system?
Provide power
Detect changes in the environment
Increase speed
Stop the system
A cruise control system adjusts based on:
Manual input
Feedback
Speed changes only
Light conditions
Which drive train is accessible without coding when operating a robot using VEX IQ?
System Loop
Tank
Autonomous
None of the above
A washing machine with load-based water adjustment is an example of:
Open-loop system
Closed-loop system
Non-technological system
Manual system
