QUIZ X Game Development using SCRATCH Course Contents

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Student's Name *

1. The role of ozone layer is…. *

To protects earth from harmful Ultraviolet radiations

To provide oxygen to earth

To protect the earth from infrared radiations

All of the above

2. What is the use of "repeat until" block? *

It repeats the code until the condition is true

It repeats the code until the condition is false

It repeats the entire code block twice

It repeats set of code infinitely

3. What is a "conditional" statement? *

A variable that has a value of true or false

A part of the code that tells you if a value is less than another value

A part of the code that tests whether or not two values are equal

A part of the code that allows you to perform different actions depending on true or false statements

4. Ozone layer is made up of…. *

2 atoms of Oxygen

3 atoms of Oxygen

2 atoms of Oxygen and 1 atom of Carbon

All of the above

5. What does "initialize a variable" mean? *

To give an initial value to a memory location

To give a value which may not be changed

To store a data in a variable

None of the above

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