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source code

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39 Terms

1

source code

a file that contains instructions written in the Java language, that will be translated before execution

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2

byte code

a file created by the compiler after Java instructions are translated to binary values, used to execute a program

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3

runtime

when a program is executing the code

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4

compile time

when code is checked for syntax errors, before the code is executed

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5

argument

a value passed into a method

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6

parameter

the variable that accepts a value passed into a method

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7

operator

a symbol that represents a specific operation

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8

method

a group of statements that perform one task

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9

scope

the part of a program where a variable is available to be used

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10

{}

braces

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11

()

parentheses

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12

[]

brackets

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13

iteration

one repetition of a loop

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14

resource class

a class that defines a data type, blueprint for a new type of variable

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15

tester/driver class

the class used to test out code from a resource class

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16

instance variable/data field

a variable used to store information about an object

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17

class variable

a variable used to store information that pertains to all objects of one type

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18

instance method

a method that is called with an object, that is often used to modify or access information specific to that object

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19

state

one of the words used to describe the features of a datatype, the values of all instance variables for an object

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20

behavior

one of the words used to describe the features of a datatype, all actions (methods) that an object can make

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21

index

a value that indicates the positions within a collection of values, such as where one character is located in a string or a value is located in a dataset

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22

length

the number of values in an array

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23

instance

an object created from a resource class

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24

call

the verb used when a line of code executes a method

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25

conditional blocks

if, else, else if blocks

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26

null

the value of a reference type variable (object) when it is not initialized

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27

concatenate

the operation that joints together the contents of two Strings

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28

logical error

this error occurs when a program is able to run to completion but does not perform the intended task

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29

syntax error

this error prevents code from compiling

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30

runtime error

this error occurs during a program’s execution that prevents it from executing to completion

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31

return

the keyword that ends a method

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32

.java

the extension on a source code file

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33

.class

the extension on a byte code file

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34

loop control variable

a variable whose value is used to run a loop

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35

local variable

a variable whose scope is limited to one block

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36

parenthesis

the name for one of the () symbols

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37

declare

when you create a variable for the first time, you must __ it with a type

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38

initialize

when you assign a value to a variable for the first time, you must __ it

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39

brace

the name for one of the {} symbols

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