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AP Computer Science Unit 1 Questions and Answers Already Passed $9.99   Add to cart

Exam (elaborations)

AP Computer Science Unit 1 Questions and Answers Already Passed

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  • AP Computer Science
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  • AP Computer Science

AP Computer Science Unit 1 Questions and Answers Already Passed What does "print" do in most programming languages? The `print` function outputs text or data to the console or screen. What is the purpose of "return" in a function? The `return` statement sends a value back to the caller o...

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  • September 1, 2024
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  • Exam (elaborations)
  • Questions & answers
  • AP Computer Science
  • AP Computer Science
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AP Computer Science Unit 1 Questions
and Answers Already Passed
What does "print" do in most programming languages?


✔✔The `print` function outputs text or data to the console or screen.




What is the purpose of "return" in a function?


✔✔The `return` statement sends a value back to the caller of the function and ends its execution.




What is an "identifier" in programming?


✔✔An identifier is a name given to a variable, function, or other entities in a program to

reference them.




What is the difference between "syntax" and "logic" errors?


✔✔Syntax errors are mistakes in the code's grammar, while logic errors occur when the code

runs without crashing but produces incorrect results.




How does "string concatenation" work in programming?


✔✔String concatenation combines two or more strings into a single string.


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,What is the purpose of "comments" in code?


✔✔Comments are used to annotate code with explanations or notes to make it easier to

understand.




What does "increment" mean in the context of variables?


✔✔Increment means increasing the value of a variable by a specific amount, usually by 1.




What is a "constant" and how is it used in programming?


✔✔A constant is a value that does not change during program execution, often used to represent

fixed values.




What is a "loop variable" and how is it typically used?


✔✔A loop variable is used to control the number of iterations in a loop, often updated with each

iteration.




What does "initialization" mean in the context of variables?


✔✔Initialization is the process of assigning an initial value to a variable when it is declared.



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, What is a "string" in programming?


✔✔A string is a sequence of characters, such as letters, numbers, and symbols, treated as text.




What does "indexing" refer to in arrays or lists?


✔✔Indexing refers to accessing elements in an array or list using their position or index number.




What is the role of a "loop counter" in a loop?


✔✔A loop counter tracks the number of iterations a loop has completed and often controls when

the loop should terminate.




What is a "data type" and why is it important?


✔✔A data type defines the kind of data (e.g., integer, float, string) a variable can hold, which

affects how the data is processed and stored.




What is the function of a "delimiter" in text processing?


✔✔A delimiter is a character or sequence used to separate values in a text file or data stream.




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