AP Computer Science Unit 1 Questions and Answers Already Passed
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Course
AP Computer Science
Institution
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...
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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