Unit 2 Quiz

What is a library in Computer Science?

• A collection of books

• A collection of If else statements

• Modularity

• A collection of procedures we can access and reuse

What are the 3 building blocks of Algorithms?

• input, output, and processing
• variables, functions, and loops
• conditions, loops, and arrays
• sequence, selection, and iteration

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• 9

• 5

• 11

• 12

What are conditional statements?

• Conditional statements are statements in programming that allow different actions to be taken based on different conditions or criteria.
• Conditional statements are statements that are executed only once.
• Conditional statements are statements that are used to repeat a block of code multiple times.
• Conditional statements are statements that are used to define variables in programming.

What is another word for iteration?

• loop
• recursion
• iteration
• repetition

What is a global variable?

• A global variable is a variable that can only be accessed within a specific function or block of code.
• A global variable is a variable that is declared and used within a single function or method.
• A global variable is a variable that is limited to a specific class or object.
• A global variable is a variable that is accessible and can be used throughout the entire program, regardless of its scope.

What is a local variable? Also known as a script variable.

• A local variable is a variable that is declared outside of any function or block and can be accessed from anywhere in the program.
• A local variable is a variable that is declared with the 'global' keyword and can be accessed from any function or block.
• A local variable is a variable that is declared inside a function or a block and can only be accessed within that function or block.
• A local variable is a variable that is declared with the 'static' keyword and retains its value between function calls.

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• 70

• 80

• 90

• 101

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• ((day= “Tuesday” OR “Thursday”) AND ( gradeLevel<= 10))

• ((day= “Tuesday” OR “Thursday”) OR ( gradeLevel<= 10))

• ((day= “Tuesday” OR “Thursday”)

• ( gradeLevel<= 10)

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• ( "Jane" , 37)

• (Jane, 44)

• ("Jane" , "66")

• None of the above