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WorksheetsPre-Test
Total questions: 79
Worksheet time: 4hrs 41mins
If I say the word "Algorithm" I am talking about what?
When we all go to a store called Rithim.
Algae that can DANCE!!!
A new dance move.
A list of steps you follow to finish a task.
These orange EVENT block codes are...
Actions that cause something to happen.
Sounds played in your game
IF/Then loops
Timed activities in your game
Problems or mistakes in the code for an algorithm or program are known as:
Bugs
Slugs
Tugs
Rugs
Code is...
When it's not warm and your nose is stuffed up
The troll in Tynker
The language used in Columbia
Specific instructions in a computer program.
A computer program is
a show on TV.
an algorithm that has been coded into something that can be run by a machine.
a professional tiger
a course you can take in college
What is the name of this code?
Deja Vu
Loop
Repeat
Never stop
A field of science in which people write the language of code to solve big problems.
NASA
computer science
Biology
program Science
Finding and fixing errors in a program.
debugging
decompose
digital footprint
variables
Statements that can only run under certain conditions or situations such as: if the seat is taken, then move to the next available seat.
conditionals (if/then statements)
variable
abstractions
binary
What does VR stand for?
Variable Robot
Virtual Robot
Variable Reality
Virtual Reality
Which option is NOT a feature of the VR Robot?
Gyro
Electromagnet
Controller
Pen
How many sensors does the VR Robot have?
0
2
5
10
What is the 'Playground'?
A virtual space the robot moves and interacts in
Where we customize the robot
Where code goes
A place outside to play with friends
The VR Robot can only be controlled with code
True
False
Which of the following is the best description of what the VR Robot will do based on this project?
The VR Robot will drive forward 1000 millimeters (mm) at maximum velocity. It will turn right 180 degrees and drive forward 1000 millimeters (mm).
The VR Robot will drive forward 1000 millimeters (mm) at maximum velocity. It will turn right 90 degrees, set velocity back to the default, and drive forward 1000 millimeters (mm).
The VR Robot will drive forward 1000 millimeters (mm) at maximum velocity. It will turn right 180 degrees, set velocity back to the default, and drive forward 1000 millimeters (mm).
The VR Robot will drive forward 1000 millimeters (mm) at maximum velocity. It will turn left 180 degrees, set velocity back to the default, and drive forward 1000 millimeters (mm).
What order will the buildings on the Castle Crasher Playground be knocked over according to this project?
1, 2, 3, 4, 5
3, 2, 5, 4, 1
3, 1, 4, 5, 2
5, 2, 1, 4, 3
How many times will the [Repeat] block repeat the [Turn for] and [Drive for] blocks inside of it?
Only once.
Two times.
Three times.
Four times.
17. What is the condition that will end this [Repeat] block?
After the VR Robot places the pen down.
After the VR Robot drives forward one time for 200 millimeters (mm).
After the [Repeat] block has repeated the blocks inside of it four times.
After the VR Robot has driven forward 200 millimeters (mm) then turned right 60 degrees six times.
How can the following example be simplified by using a [Repeat] block?
By placing the [Drive for] and [Turn for] blocks in a [Repeat] block that repeats four times.
By placing the [Drive for] block in a [Repeat] block that repeats four times.
By placing the [Turn for] block in a [Repeat] block that repeats four times.
By changing all of the parameters of the [Drive for] blocks to 400 millimeters (mm) instead of 200 millimeters (mm).
When will the VR Robot move the VR Pen up?
Before the [Repeat] block has repeated all of the blocks inside of it twice.
Before the VR Pen is set to the color red.
After the [Repeat] block has repeated all of the blocks inside of it six times.
After the [Repeat] block has repeated all of the blocks inside of it twice.
What will happen if the Front Eye Sensor detects green in this project?
The VR Robot will turn right for 90 degrees
The VR Robot will turn left for 90 degrees.
The VR Robot will turn drive forward.
The VR Robot will turn stop driving.
What will happen when the Bumper Sensor is pressed in this project?
The VR Robot will turn left for 90 degrees.
The VR Robot will stop moving.
The VR Robot will turn right for 90 degrees.
The VR Robot will drive in reverse for 200 millimeters (mm).
What will the robot do if it detects a green object close by?
Turn right 90 degrees
Turn left 90 degrees
Drive Forward
Nothing
What shape will this program draw?
a spiral design
a square
a circle
a triangle
Which number will the robot end on after this program runs?
28
78
72
22
How can you order these blocks so that your robot begins to move three blocks to the right as fast as possible?
Which of these blocks do you need to draw a straight vertical line?
Put pen up and drive forward
Put pen down and drive forward
Put pen down, turn right and drive forward
Put pen down and turn right
What does this code look like it is doing?
It will make the robot walk forward one block ten times
It will make the robot walk forward one block then reverse and repeating 10 times, increasing the amount of blocks by 2 every time
It will make the robot walk forward one block then reverse and repeating 10 times, increasing the amount of blocks by 1 every time
It will make the robot walk forward two blocks then reverse and repeating 10 times, increasing the amount of blocks by 1 every time
This program has a problem. It will not draw a line. Which line number is the cause of this problem? (lines are indicated by red circles)
Line 1
Line 2
Line 3
none of the above
What will the robot do if it detects blue with the FrontEye Sensor?
Turn right 180 degrees
Turn left 90 degrees
Drive Forward
Turn right 90 degrees
What will the robot do if it detects blue with its FrontEye Sensor?
Drive Forward
Turn Right 90 degrees
Turn Left 90 Degrees
Nothing
Which of these best describes what these code blocks are doing?
The robot is driving forward by 200 blocks then picking up the disk and coming back
The robot is driving forward by 1 block then picking up the disk, driving back 1 block and dropping off the disk
The robot is driving forward by 2 blocks then picking up the disk, driving back 2 block and dropping off the disk
The robot is driving forward by 1 block and dropping off the disk, driving back 1 block and picking up the disk
What will your vr robot do when this code is ran?
Will draw a rectangle
It will go in a circle
It will walk in a rectangle
It will draw a square
Will this robot successfully drive in a square?
Yes, it it turning 45 degrees with equal drive forward
No, it is only walking 200 mm
Yes, it is repeating the steps
No, it is repeating only 3 sides
Pick the best explanation of how this code works:
It will make the robot walk forward one block ten times
It will make the robot walk forward one block then reverse and repeating 10 times, increasing the amount of blocks by 2 every time
It will make the robot walk forward one block then reverse and repeating 10 times, increasing the amount of blocks by 1 every time
It will make the robot walk forward two blocks then reverse and repeating 10 times, increasing the amount of blocks by 1 every time
What is the value of myVariable after the fourth code block?
1800
300
90
30
Which of these would properly make your robot execute moves in this pattern?
This project was used to knock all buildings off of the Dynamic Castle Crasher Playground, but it does not work correctly. Which of the following best describes the error in this project?
The Down Eye Sensor should detect the color blue instead of the color red.
An [If then else] block should be used instead of a [Wait until] block, because the [Wait until] block is blocking the flow of the project.
The <Distance found object> block should be replaced with a <Pressing bumper> block.
The [Forever] block should be removed.
Which sensor is pictured here?
Ultrasonic
Color (light)
Touch
Infrared
Which code below will make the robot go straight for a bit then stop?
Sound sensor
Touch sensor
Light Sensor
Gyro Sensor
medium motor (actuator)
large motor
touch sensor
gyro sensor
Brain
Brick
Lego
Block
Which of the following controls the number of times the wheel turns completely?
Degrees
Seconds
Rotations
What would this program be used for?
To detect if something is moved away from the EV3.
To detect if something moves near the EV3.
Nothing, it won't run long enough to do anything.
It can be used for an alarm clock.
What does this program do?
Sounds alarm if the EV3 is moved away from your desk/
Sounds alarm if EV3 detects an object within 15 inches.
Backs up if EV3 rolls within 15 inches of an obstacle.
Nothing, the program won't detect any motion.
An EV3 sensor that detects physical contact and reports back to the brick whether its contact area is pushed or not.
Touch Sensor
Touch
Comment
Sensor
You can connect a motor to .....
ports A,B,C or D
ports 1,2,3 or 4
USB host port
SD card port
You can connect a sensor to .....
ports A,B,C or D
ports 1,2,3 or 4
USB host port
SD card port
Alaina has just downloaded a program onto the robot, where will her new program be found on the robot?
run recents
file navigation
brick apps
settings
One wheel rotation is = to ___________ degrees
720
1440
360
1
Changing the power to negative, will make the robot
go straight
make a left turn
make a right turn
go backwards
The block above, will make the robot perform the following action when run
move forwards for 4 rotations
move backwards for 4 rotations
turn left for 4 rotations
How many degrees are needed in order for the robot to travel 3 rotations?
720
1080
1440
On the Lego brick, the center button is used to
turn on the robot, select options, & run programs
go back, stop programs, & turn off robot
navigate through the robots menues
On the brick, the back button is used to
turn on the robot, select options, & run programs
navigate through the robots menues
go back, stop programs, & turn off the robot
Which of the following sensors are used to measure distance?
Gyro Sensor
Touch Sensor
Color Sensor
UltraSonic Sensor
Which block will make the EV3 go further
3 seconds
1080 degrees
3 rotations
They will all travel the same distance
Look at the image. What direction is the robot programmed to travel?
Forward
Backward
Turning
It's not moving
What should be connected to these ports (1-4) on the Lego EV3?
Large Motors
Small Motor
Touch Sensors
Power Charger
What should be connect to these ports (A-D) on the Lego EV3?
Large Motors
Touch Sensor
Infrared Sensor
Power Charger
You want to start a program you already have on the EV3. Which button would you press to start it once you find it?
A
B
F
C
Your EV3 program is not doing what it should and you want to stop it. Which button should you press?
A
B
F
C
The EV3 is turned off and you want to turn it on. Which button should you press?
A
B
F
C
