Intro CFA 1: App Inventor And Problem Solving

11 Questions | Total Attempts: 99

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Intro CFA 1: App Inventor And Problem Solving - Quiz

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Questions and Answers
  • 1. 
    The process of keeping important information while removing unnecessary details to simplify a problem is known as.  
    • A. 

      Input

    • B. 

      Problem-solving process

    • C. 

      Abstraction

    • D. 

      Software

  • 2. 
    Which of the following is NOT an example of hardware
    • A. 

      Printer

    • B. 

      An online game

    • C. 

      Keyboard

    • D. 

      Mouse

  • 3. 
    Which of the following would correctly pause the MLKplayer if it's already playing and play the MLKplayer if it is not already playing?
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 4. 
    What is the name of a special type of block, indicated by a blue square like the one in this picture, that allows you to change the block?
    • A. 

      If-then

    • B. 

      Mutator

    • C. 

      Transformer

    • D. 

      None of these

  • 5. 
    Which of these is/are part of the User Interface?
    • A. 

      Sounds

    • B. 

      Buttons

    • C. 

      Text

    • D. 

      All of these

  • 6. 
    What is the final step of the problem-solving process?
    • A. 

      Define

    • B. 

      Prepare

    • C. 

      Try

    • D. 

      Reflect

  • 7. 
    What was the name of the mathematician from Hidden Figures who calculated the launch coordinates for the moon landing?
    • A. 

      Katherine Johnson

    • B. 

      Sylvia Plath

    • C. 

      Dorothy Vaughn

    • D. 

      Michelle Obama

  • 8. 
    A statement that evaluates to true or false is....?
    • A. 

      Boolean

    • B. 

      Truth table

    • C. 

      Abstraction

    • D. 

      Input

  • 9. 
    What period are you in?
    • A. 

      1st

    • B. 

      5th

    • C. 

      4th

  • 10. 
    Which of these is an example of an input/event?
    • A. 

      A sound plays on your app

    • B. 

      The code for your app

    • C. 

      The user presses a button

    • D. 

      All of these

  • 11. 
    A device or component that receives information from a computer; the information a computer gives the user.
    • A. 

      Output

    • B. 

      Input

    • C. 

      Event

    • D. 

      Software

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