HKICO 2023 - ĐỀ ÔN TẬP SỐ 4

Building blocks in Scratch are divided into many categories, for example, Motion, Events,Operators. Which category does the following block belong to?

• Motion

• Events

• Operators

• Sensing

• Control

The Scratch project has received financial support from the following organizations:National Science Foundation, Scratch Foundation, Siegel Family Endowment, Google,LEGO Foundation, Intel, Cartoon Network, Lemann Foundation, MacArthur Foundation.The Scratch project is under direct maintenance by which of the following organization?

• Lifelong Kindergarten Group

• MIT Physics Faculty

• Google

• Intel

• None of the above

Referring to the script and scene below, why is the clone not seen after clicking the greenflag?

• Clone is not created.

• The script is not executed.

• The clone overlaps with the original.

• The clone is spawn outside of the scene.

• None of the above.

Given the following scene. Why doesn’t the cat stop “meowing” even after the mouse was clicked once? Or how should it be fixed?

• 
• 
• 
• 
• None of the above.

Given the following scene. Why does the sprite “Cat” not appear moving to randomposition after the green flag was clicked? Or how should it be fixed?

• 
• 
• “Go to random position” should be set to “go to (123, 456)”.

• All of the above.

• None of the above.

Given the operator. Which of the following is equivalent to the above when putting insidethe “if” block?

• 
• 
• 
• All of the above

• None of the above

What is the cat’s position after clicking the green flag?

• (0, 10)

• (90, 10)

• (90, 0)

• (10, 0)

• None of the above

Which of the following script gives the same final outcome as the above script and scene?

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• 
• 
• 
• 

Given the following scene. After the green flag is clicked, the cat would move gradually from (0, 0) to (100, 0). Which of the following can slow down its speed?

• Increase the cat’s weight by adding more script blocks.

• 
• Reduce the number of repeating times from 10 to 2.

• Reduce the number of repeating times from 10 to 2.

• None of the above.

Given the cat is initially at (0, 0), which of the following script is equivalent as follow?

• 
• 
• 
• 
• None of the above