Intro flash cards

AP Computer Science
Intro Flash Cards
Mrs. Lorelei Howard

Problem-solving Formulating a
problem, finding a
solution, and
expressing the solution

High-level language Language that is easy
to read and
understand!

Low-level language Easy for the computer
to run. (machine
language or assembly)

Formal language Designed for a specific
purpose. Programming
languages are considered
formal.

Natural Language Languages people
speak! Do you speak
Java?

Portability A program that can
run of more than 1
kind of computer

Interpret To translate a high-
level language one
line at a time.

compile Translate high-level to
low-level all at once—so
that the program may be
executed.

Source code High-level language
program before it is
compiled

Object code Output of the
compiler—translated
program.

executable Object code that is
ready to run. Usually

Byte code Java object code. Like
low-level, but it is
portable

statement Part of a program that
needs computation
(working out—causes
something to happen)

Print statement Causes output to
appear on the screen

Contains information about the
comment succeeding statements (explains
what is happening in the code).
No effect on the actual
program.

method Collection of
statements

class Named collection of
methods

library Collection of class and
method definitions

syntax Structure of a program
(like punctuating a
sentence correctly)

semantics Meaning of a
program

parse To look through and
examine a program

Syntax error Error which does not
allow the program to
compile.

Exception Program fails at run-
Or time
Run-time Error

Logic Error Program does not do what
it is supposed to do! (The
computer only does what
you tell it to do )

debugging Getting rid of
syntax, run-time and
logic errors.

French Braces Used in Java to group
{ things together
}

// Signifies the beginning
of a comment

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