Further refine and define the tasks needed for each high level step.ģ. Identify the high level steps for the science concept.Ģ. True or false?ġ. In Alice, when using the getDistanceTo function what menu option would you use to subtract a set value from the distance?Ģ. From your Alice lessons, if you examined a science process that had many steps, which of the following is a way that you could apply functional decomposition to this process?ġ. True or false?ĥ0. In the Greenfoot IDE, an instance's position is on the x and y coordinates. When the Act button is clicked in the environment, the methods in the method body of the act method are executed. True or false?Ĥ8. In Greenfoot, which of the following options are not possible when associating an image file with an instance?Ĥ9. In Greenfoot, methods can be called in the act method. (*)Ĥ7. Using the Greenfoot IDE, only five instances can be added to a scenario. When you take an Object of one particular type and turn it into another Object type. True or false?Ĥ4. In Greenfoot, you can only interact with the scenario using a keyboard.Ĥ5. Greenfoot has tools to record sound. (*)Ĥ2. In Greenfoot, when is a local variable most often used?Ĥ3. An array is an object that holds multiple methods. Instead of entering ".png" after each image file name, add + ".png" after the imageName value in the programming statement. True or false?Ĥ1. Which of the following is an example of string concatenation? True or false?Ĥ0. In Greenfoot, a local variable is declared at the beginning of a class. True or false?ģ5. From your Greenfoot lessons, which of the following comparison operators represents "greater than"?ģ6. From your Greenfoot lessons, which axes define an object's position in a world?ģ7. Which of the following comparison operators represents "greater than or equal"?ģ8. Which of the following features of Greenfoot will locate syntax errors in your program?ģ9. When designing a game in Greenfoot, it helps to define the actions that will take place in a textual storyboard. True or false?ģ3. In Greenfoot, which method is used to add a new instance to a scenario when the world is initialized?ģ4. When a Greenfoot code segment is executed in an if-statement, each line of code is executed in sequential order. (*)ģ2. In Greenfoot, actor constructors can be used to create images or values and assign them to the variables. When a new instance of the class is created. True or false?ģ0. Which of the following are examples of default superclasses that are present in a new Greenfoot scenario?ģ1. Using the Greenfoot IDE, when is a constructor automatically executed? Which oneĢ8. From your Greenfoot lessons, where do you review a class's inherited methods?Ģ9. In Greenfoot, you must first create an instance before you create a class. True or false?Ģ5. To execute a method in your Greenfoot game, where is it called from?Ģ6. Which one of the following can be used to detect when 2 actors collide?Ģ7. The list below displays components of the Greenfoot source code editor except one. (*)Ģ3. Which of the following elements of the Alice animation should be tested before the animation is considered complete?Ģ4. The Alice animation should be tested throughout development, not just at the end of the animation's development. To compute and answer a question about an object. True or false?Ģ0. In Alice, where are arithmetic operators available?Ģ2. What is the purpose of a function in Alice?
True or false?ġ9. In Alice, the setVehicle procedure will associate one object to another.
#Greenfoot code examples how to
This.Alien move backward brackets are used to represent what statements?ġ7. In Alice, which of the following is not a control statement?ġ8. In Alice, a computer program requires functions to tell it how to perform the procedure. They are:ĥ. In Alice, which of the following programming statements moves the alien backward the distance to the asteroid, minus 2 meters? True or false?ģ. In Alice, if a procedure is declared for a clownFish class, which classes can use the procedure?Ĥ. Alice uses built-in math operators. In Alice, objects inherit the characteristics of their:Ģ. A textual storyboard helps the reader understand the actions that will take place during the animation.
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