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Ch 1 CompSci

TermDefinition
computer any type of device that stores and processes data
problem solving the process of formulating a problem, finding a solution, and expressing the solution
hardware the electronic and mechanical components of a computer, such as CPUs, RAM, and hard disks
processor a computer chip that performs simple instructions like basic arithmetic and logic memory
program a sequence of instructions that specifies how to perform tasks on a computer, also known as software
programming the application of problem solving to creating executable computer programs
statement part of a program that specifies one step of an algorithm
print statement a statement that causes output to be displayed on the screen
method a named sequence of statements
class a collection of related methods
comment a part of a program that contains information about the program but has no effect when the program runs
high-level language a programming language designed to be easy for humans to read and write
portable the ability of a program to run on more than one kind of computer
interpret to run a program in a high-level language by translating it one line at a time and immediately executing the corresponding instructions
compile to translate a program in a high-level language into a low-level language, all at once, in preparation for later execution
source code a program in a high-level language, before being compiled
object code the output of the compiler, after translating the program
executable another name for object code that is ready to run on specific hardware
virtual machine an emulation of a real machine, the JVM enables a computer to run Java programs
byte code a special kind of object code used for Java programs, similar to object code, but it is portable like a high-level language
string a sequence of characters; the primary data type for text
newline a special character signifying the end of a line of text, also known as line ending, end of line (EOL), or line break
escape sequence a sequence of code that represents a special character when used inside a string
algorithm a procedure or formula for solving a problem, with or without a computer
computer science the scientific and practical approach to computation and its applications
bug an error in a program
debugging the process of finding and removing errors
input get data from the keyboard, a file, a sensor, or some other device
output display data on the screen, or send data to a file or other device
math perform basic mathematical operations like addition and division
secision check for certain conditions and execute the appropriate code
repetition perform an action repeatedly, usually with some variation
low-level language a programming language that is designed to be easy for a computer to run, also called machine language
Created by: kaiello
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