Section 2 - Quiz 1 L1-L7
(Answer all questions in this section)
1. In Alice, which control statement is used to invoke simultaneous movement? Mark for Review
(1) Points
Do In Order
Count
Do Together (*)
While
Variable
2. In Alice, a computer program requires functions to tell it how to perform the procedure. True or false? Mark for Review
(1) Points
True
False (*)
3. Manually manipulating an Alice object with your cursor is a way to precisely position an object. True or false? Mark for Review
(1) Points
True
False (*)
4. Only acting objects have one-shot procedures. True or false? Mark for Review
(1) Points
True
False (*)
5. In Alice, where are objects added and positioned in the scene? Mark for Review
(1) Points
The template
The Scene editor (*)
The Code editor
The gallery
6. Before you can begin to develop the animation storyboard, what must be defined? Mark for Review
(1) Points
The debugging process
The control statements
The code
The scenario (*)
7. In Alice, which of the following are benefits of separating out motions into their own procedures? Mark for Review
(1) Points
(Choose all correct answers)
It makes the scene easier to view.
It can allow subclasses of a superclass to use a procedure. (*)
It simplifies code and makes it easier to read. (*)
It makes the animation easier to run.
It allows many objects of a class to use the same procedure. (*)
8. Which Alice tool is used to demonstrate the process flow of an animation? Mark for Review
(1) Points
World
Pie chart
Textual storyboard
Visual storyboard
Flowchart (*)
9. Which Alice execution task corresponds with the following storyboard statement?
Cat turns to face mouse. Mark for Review
Cat turns to face mouse. Mark for Review
(1) Points
mouse turnTo cat
this.cat turnToFace this.mouse (*)
this.mouse turnToFace this.cat
cat TurnTo mouse
10. From your Alice lessons, which control statement executes instructions simultaneously? Mark for Review
(1) Points
Do in order
Variable
Do together (*)
Count
11. From your Alice lessons, built-in functions provide precise property details for the following areas: Mark for Review
(1) Points
Proximity and point of view.
Distance to and nesting.
Proximity and size.
Proximity, size, spatial relation, and point of view. (*)
12. From your Alice lessons, which programming instruction represents the following movement: A turtle moves forward half the distance to the flower. Mark for Review
(1) Points
this.Turtle move Forward this.Turtle getDistanceTo this.Flower * 2
this.Turtle move Forward this.Turtle getDistanceTo this.Flower / 1.0
this.Turtle move Forward this.Turtle getDistanceTo this.Flower / 0.5
this.Turtle move Forward this.Turtle getDistanceTo this.Flower / 2.0 (*)
13. What is the purpose of a function in Alice? Mark for Review
(1) Points
To position the object in the Scene editor.
To save the project.
To compute and answer a question about an object. (*)
To define how the object should execute a task.
14. The comments you enter in Alice should describe the sequence of actions that take place in the code segment. True or false? Mark for Review
(1) Points
True (*)
False
15. Which of the following is a reason why you might disable programming statements in your Alice code? Mark for Review
(1) Points
To disable the entire program.
To make an object move forward.
To make an object turn and move simultaneously.
To help isolate portions of code during testing. (*)
1. From your Alice lessons, where on an object do an object's axes intersect? Mark for Review
(1) Points
At the object's center point (*)
At the object's head
At the object's chest
At the object's bottom
2. Only acting objects have one-shot procedures. True or false? Mark for Review
(1) Points
True
False (*)
3. In Alice, which of the following is not a control statement? Mark for Review
(1) Points
Count
Move (*)
While
Do In Order
4. In Alice, a computer program requires functions to tell it how to perform the procedure. True or false? Mark for Review
(1) Points
True
False (*)
5. When is an instance created in Alice? Mark for Review
(1) Points
After the scenario is saved.
After the folder is selected in the gallery.
After the class icon is dragged into the scene. (*)
After the code is created.
6. Which of the following is an example of nesting in an Alice program? Mark for Review
(1) Points
Five Do Together statements are nested inside of a Do In Order statement. (*)
A move procedure is nested inside of a turn procedure.
Distance, duration, and direction arguments are nested inside of a procedure.
Text is nested inside of a comments tile.
7. Which Alice control statement executes a set of procedures simultaneously? Mark for Review
(1) Points
Do in order
While
Together
Do together (*)
8. Programming comments do not affect the functionality of your Alice animation. True or false? Mark for Review
(1) Points
True (*)
False
9. What is the first step to entering comments in an Alice program? Mark for Review
(1) Points
Select the instance from the instance menu.
Drag and drop the comments tile below a code segment.
Type comments that describe the sequence of actions in the code segment.
Drag and drop the comments tile above a code segment. (*)
10. In Alice the Functions tab will display the pre-defined functions for the selected instance. True or false? Mark for Review
(1) Points
True (*)
False
11. In Alice, what function would you use to get a wholenumber from the user? Mark for Review
(1) Points
getIntegerFromUser (*)
getBooleanFromUser
getStringFromUser
getDoubleFromUser
12. In Alice, there is no way of reordering the function list in the function tab. True or false? Mark for Review
(1) Points
True
False (*)
13. Defining the scenario, and the Alice animation to represent the scenario, is the first step to programming your animation. True or false? Mark for Review
(1) Points
True (*)
False
14. In Alice, declaring a new procedure to shorten code and make it easier to read is a procedural abstraction technique. True or false? Mark for Review
(1) Points
True (*)
False
15. In Alice, what are the forms of a scenario? Mark for Review
(1) Points
(Choose all correct answers)
A problem to solve. (*)
A task to perform. (*)
A person to help.
A system to start.
A section of code to write.
1. Before you can begin to develop the animation storyboard, what must be defined? Mark for Review
(1) Points
The debugging process
The control statements
The scenario (*)
The code
2. In Alice, declaring a new procedure to shorten code and make it easier to read is a procedural abstraction technique. True or false? Mark for Review
(1) Points
True (*)
False
3. A scenario gives the Alice animation a purpose. True or false? Mark for Review
(1) Points
True (*)
False
4. From your Alice lessons, which programming instruction represents the following movement: A cat moves forward double (or twice) the distance to the tree. Mark for Review
(1) Points
this.Cat move Forward this.Cat getDistanceTo this.tree / 2.0
this.Cat move Forward this.Cat getDistanceTo this.tree - 2.0
this.Cat move Forward this.Cat getDistanceTo this.tree * 2.0 (*)
this.Cat move forward this.Cat getDistanceTo this.tree + 2.0
5. In Alice, where you would you get access to the specific joints of an object that are not available through the object drop down menu? Mark for Review
(1) Points
scene editor
procedures tab
functions tab (*)
code editor
6. Only acting objects have one-shot procedures. True or false? Mark for Review
(1) Points
True
False (*)
7. From your Alice lessons, where on an object do an object's axes intersect? Mark for Review
(1) Points
At the object's bottom
At the object's chest
At the object's head
At the object's center point (*)
8. Which Alice execution task corresponds with the following storyboard statement?
Cat turns to face mouse. Mark for Review
Cat turns to face mouse. Mark for Review
(1) Points
this.cat turnToFace this.mouse (*)
mouse turnTo cat
cat TurnTo mouse
this.mouse turnToFace this.cat
9. In Alice, the computer specifies the low and high range values for the range of numbers from which to pull a randomized number. True or false? Mark for Review
(1) Points
True
False (*)
10. When something is broken or doesn't work as intended in a software program, it is referred to as a _________? Mark for Review
(1) Points
Bug (*)
Error
Code
Debug
11. Debugging and testing is the process of running the animation one time, and adjusting the control statements, procedures, and arguments. Mark for Review
(1) Points
True
False (*)
12. In Alice the Functions tab will display the pre-defined functions for the selected instance. True or false? Mark for Review
(1) Points
True (*)
False
13. What is the first step to programming an object to turn left in Alice? Mark for Review
(1) Points
Select the object to program from the instance menu. (*)
Drag the turn procedure into the Code editor.
Select the duration for the object to turn.
Select the distance to turn.
14. In Alice, the procedures' arguments allow the programmer to adjust the object, motion, distance amount, and time duration. True or false? Mark for Review
(1) Points
True (*)
False
15. Which of the following actions would require a control statement to control animation timing? Mark for Review
(1) Points
(Choose all correct answers)
A biped object walking. (*)
A rock object turning.
A bird flying. (*)
A fish swimming. (*)
1. Define the value of the variable LapCount based on the following math calculation: LapCount + 10 = 15 Mark for Review
(1) Points
2
15
4
5 (*)
10
2. Which of the following is not an Alice variable value type? Mark for Review
(1) Points
Whole Number
Decimal Number
Color
Function (*)
3. In Alice, what are the forms of a scenario? Mark for Review
(1) Points
(Choose all correct answers)
A problem to solve. (*)
A person to help.
A task to perform. (*)
A section of code to write.
A system to start.
4. From your Alice lessons, animations should be tested by the programmer before they are considered complete. True or false? Mark for Review
(1) Points
True (*)
False
5. From your Alice lessons, when testing your animation, you should test that comments were added below each sequence of instructions in the code. True or false? Mark for Review
(1) Points
True
False (*)
6. In Java, a function is a method that must return a value. True or false? Mark for Review
(1) Points
True
False (*)
7. Which of the following does not describe methods? Mark for Review
(1) Points
A subprogram that acts on data and often returns a value.
A set of code that is referred to by name.
Is associated with an instance variable. (*)
Can be called at any point in a program simply by utilizing its name.
8. In Alice, we can avoid object collision using what? Mark for Review
(1) Points
Downloading the Alice 3 collision detector app.
Using object detection.
Using math operators. (*)
Slowing movements down.
9. Alice uses built-in math operators; they are: Mark for Review
(1) Points
Add and subtract
Multiply and divide
All of the above (*)
None of the above
10. In Alice, what tab would you choose to start a new animation with a pre-populated world? Mark for Review
(1) Points
Recent
Blank Slate
Starters (*)
My Projects
11. In Alice, when is the sceneActivationListener executed? Mark for Review
(1) Points
When the user clicks on on object
At the end of the animation
At the beginning of the animation (*)
When an object appears on screen
12. A data type defines the type of procedures a variable can store. True or false? Mark for Review
(1) Points
True
False (*)
13. If a value has been assigned to (is stored in) a variable, that value will be overwritten when another value is assigned to the variable using the assignment "=" operator. True or false? Mark for Review
(1) Points
True (*)
False
14. In Alice, the use of conditional control structures allows what two types of loops? Mark for Review
(1) Points
(Choose all correct answers)
switch
together
conditional (*)
infinite
15. In Alice, which one of the following is not a pre-defined control structure? Mark for Review
(1) Points
do in order
do together
do while (*)
while
1. In Java, which symbol is used to assign one value to another? Mark for Review
(1) Points
<
= (*)
>
//
2. What is the output produced by the following code?
Mark for Review
(1) Points
j is 10
j is 5
k is 5
j is 5
k is 5 (*)
j is 10
k is 10
j is 15
k is 15
3. When you want specific code to be executed only if certain conditions are met, what type of Java construct would you use? Mark for Review
(1) Points
if (*)
array
while loop
boolean
4. If you need to repeat a group of Java statements many times, which Java construct should you use? Mark for Review
(1) Points
(Choose all correct answers)
while loop (*)
do while loop (*)
repeat...until
if
5. In Alice it is not possible to transfer a class from one animation to another. True or false? Mark for Review
(1) Points
True
False (*)
6. You want an event to happen when an object collides with another object, which category of event handler would you choose? Mark for Review
(1) Points
Keyboard
Mouse
Scene Activation/time
Position/Orientation (*)
7. Which of the following is not an Alice variable value type? Mark for Review
(1) Points
Color
Decimal Number
Function (*)
Whole Number
8. The initializer of a variable with a TextString value type could be (select all that apply): Mark for Review
(1) Points
(Choose all correct answers)
"Greetings" (*)
"Howdy" (*)
"4" (*)
None of the above.
9. Which of the following WHILE control structures commands the fish to move forward repeatedly 0.5 meters at a time, but stop if it collides with the shark? Mark for Review
(1) Points
(*)
10. In Alice, we use the WHILE control statement to implement the conditional loop. True or false? Mark for Review
(1) Points
True (*)
False
11. In Alice, which of the following programming statements moves the butterfly forward, double the distance to the tree? Mark for Review
(1) Points
this.Butterfly move forward {this.Butterfly getDistanceTo this.Tree / 2}
this.Butterfly move backward {this.Butterfly getDistanceTo this.Tree * 2}
this.Butterfly move forward {this.Butterfly getDistanceTo this.Tree * 2} (*)
this.Butterfly move backward {this.Butterfly getDistanceTo this.Tree / 2}
12. An example of an expression is: Mark for Review
(1) Points
If or Where
3*3=9 (*)
Move forward 1 meter
"I feel happy."
13. From your Alice lessons, a textual storyboard provides a detailed, ordered list of the actions each object performs in each scene of the animation. True or false? Mark for Review
(1) Points
True (*)
False
14. From your Alice lessons, when testing your animation, you should test that comments were added below each sequence of instructions in the code. True or false? Mark for Review
(1) Points
True
False (*)
15. What can be used as a guideline to ensure your Alice animation fulfills animation principles? Mark for Review
(1) Points
An animation checklist (*)
Other programmers
The Internet
A close friend
1. An event
is any action initiated by the user that is designed to influence the programï¾’s
execution during play. Mark for
Review
(1) Points
True (*)
False
2. In Alice,
what tab would you choose to start a new animation with a pre-populated world? Mark for Review
(1) Points
Recent
Starters
(*)
My
Projects
Blank
Slate
3. Which of
the following is not a valid arithmetic operator in Java? Mark for Review
(1) Points
+
/
-
*
%
$ (*)
None of
the above
4. If a
value has been assigned to (is stored in) a variable, that value will be
overwritten when another value is assigned to the variable using the assignment
"=" operator. True or false?
Mark for Review
(1) Points
True (*)
False
5. In Java,
a function is a method that must return a value. True or false? Mark for Review
(1) Points
True
False
(*)
6. The list
below contains method descriptions. All are correct except which one? Mark for Review
(1) Points
(Choose
all correct answers)
Is
associated with an instance variable.
A
subprogram that acts on data and often returns a value. (*)
A set of
code that is referred to by name. (*)
Can be
called at any point in a program simply by utilizing its name.
7. In Alice,
we can avoid object collision using what?
Mark for Review
(1) Points
Downloading
the Alice 3 collision detector app.
Using
math operators. (*)
Using
object detection.
Slowing
movements down.
8. Alice uses
built-in math operators; they are: Mark
for Review
(1) Points
Add and
subtract
Multiply
and divide
All of
the above (*)
None of
the above
9. Define
the value of the variable LapCount based on the following math calculation:
LapCount + 10 = 15 Mark for Review
(1) Points
2
5 (*)
15
4
10
10. The
initializer of a variable with a TextString value type could be (select all
that apply): Mark for Review
(1) Points
(Choose
all correct answers)
"Greetings"
(*)
"Howdy"
(*)
"4"
(*)
None of
the above.
6. The list
below contains method descriptions. All are correct except which one? Mark for Review
(1) Points
(Choose all correct
answers)
Is
associated with an instance variable.
A
subprogram that acts on data and often returns a value. (*)
A set of
code that is referred to by name. (*)
Can be
called at any point in a program simply by utilizing its name.
7. In Alice,
we can avoid object collision using what?
Mark for Review
(1) Points
Downloading
the Alice 3 collision detector app.
Using
math operators. (*)
Using
object detection.
Slowing
movements down.
8. Alice
uses built-in math operators; they are:
Mark for Review
(1) Points
Add and
subtract
Multiply
and divide
All of
the above (*)
None of
the above
9. Define
the value of the variable LapCount based on the following math calculation:
LapCount + 10 = 15 Mark for Review
(1) Points
2
5 (*)
15
4
10
10. The
initializer of a variable with a TextString value type could be (select all
that apply): Mark for Review
(1) Points
(Choose
all correct answers)
"Greetings"
(*)
"Howdy"
(*)
"4"
(*)
None of
the above.
15. The Alice If control structure requires the
false statement to be populated. True or false?
Mark for Review
(1) Points
True
False
(*)
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