Index
addPriority
Airfare program, nested IFs
airfare program, with ELSEIF
airProgram
and operator
arithmetic expression
arithmetic expression
arithmetic in graphics commands
array declaration
array initialization
array length
array length variable
array length, as input
array length, usage
array picture
array subscript
array, printing
arrays and loops
assignment to a string variable
balancedParentheses
balancing parentheses
balloon program, first version
baloon program skeleton
blank lines
brackets
brackets
bug
byte
car insurance program
checking account design
checking account task
checking account, finished program
checking account, improved dialog
checking account, improved program
checking account, new design
CIRCLE statement
CLOSE statement
CLS
COLOR statement
COLOR, changing
comment
comparison between AND and OR
complete Logical expressions
complete MPG program
control structure
control structure
control structures, flowcharts
cycles
data, mistakes
DIR command (DOS)
direct access file
Dividing choices into two way choices
DO WHILE, general form
DO...LOOP
dummy statements
end
ending a never-ending loop
equals, string comparison
execution
exponent
exponent, priority
file (definition)
file, creating a data file
files, size
floating point array
floating point number
FOR loop, used to count
FOR statement syntax
FOR statement, meaning
garbage in
gasProgram
gate keeper
graphics screen, quitting
IF ELSEIF structure
in range, testing a value
incrementing a loop variable
incrementing a value
indenting statements
inner loop
inner loop body
input
input
INPUT statement (numbers)
INPUT statement (strings)
INPUT Statement
input Variable
INPUT with graphics
INPUT, with strings
INPUT, with strings, keep simple
INT statement
integer
IO
items in a collection
jaggies
language independent plans
leftmost operator Rule
LET details
LET statment steps
let summarized
LINE statement
logical expression
logical expressions, with strings
loop body
loop body executed zero times
loop condition
loop control variable
loop limit input from user
loop outline
loop, bug
loop, ending value
loop, file reading
loop, non-counting
Loop, parts
mainframe
memory allocation for variables
minus
minus
mistake with input data
multiply, priority of
negative initial value in a loop
nested FOR loops
nested IF statements
nested IF statements
nested loop
nestedParentheses
not equal, relational symbol
OPEN a file
OPEN statement
operator priority
operators
optional statements
or operator
outer loop
outline of a two-way decision
output
output
overshooting in a loop
overwriting pixels
parentheses
parentheses, algebra example
pause
pen color
pixel
premium gas program
program
program tasks
prompt
pset
PSET
random access file
random Choice
relational expression
relational expression
relational expression
relational symbols
relational symbols
reverse logic
RND statement
screen
screen 12 details
selecting a range
Semipermanent
sentinel
sentinel test
sequential access file
sequential execution
several IFs in a program
Single branch IF statement
single stepping a program
SLEEP statement
small tasks as problems
SOUND statement
space character
statement
STEP statement syntax
STEP statment, how it works
string
string variable
string variable, changing
string variables, initial value
structured programming
subscripted variable
subscripted variables, input
syntax
syntax error
task description
three parts of a loop
transaction processing
translating a design to a program
two IF flowchart
two way decision
TYPE command (DOS)
types of variables
unexpected data, dealing with
upper and lower case in names
upward counting loop
use of Let
variable
variable names
variable, changing contents
variable, replacing its value
variable, using many times
variables with graphics
variables, danger of misspelling
wedge of stars
WHILE loop, used to count
writing to a file
x and y
yes/no questions