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AP Computer Science A Unit 1 Exam Questions and Answers
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AP Computer Science A Unit 1 Exam Questions and Answers
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AP Computer Science A Unit 1 Exam Questions and Answersprint Hello World - Answer -System.out.print("Hello World");
print Hello World and advance cursor - Answer -System.out.println("Hello World")
compile - Answer -the computer checks for errors
run - Answer -the computer follows directions
command - Answer -an instruction for the computer
string - Answer -a sequence of characters
input string (long) - Answer -Scanner scan = new Scanner(System.in);
String n;
n = scan.nextLine();
input string (short) - Answer -Scanner scan = new Scanner(System.in);
String n = scan.nextLine();
String variable - Answer -String word = "Hello World"
domain - Answer -the possible values for the input of a relation or function
function - Answer -an operation with data
Integer variable - Answer -int value = 99;
Decimal variable - Answer -double number = 12.34
primitive data type - Answer -variable directly stores the data for that variable type, such
as int, double, or boolean
reference data type - Answer -variable can refer to an instance of a class, also known as an object, such as String or Integer
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