CS 1 Flashcards
is a memory location whose value can change during time
variable
Variables unique names are called what?
Identifiers
What does RAM stand for?
Random access memory
used to define one or more variables that will be used in the program
Variable definiion
assigning a value to a variable
Assignment
Piece of date that is written directly into a program’s code
literal
What is a constant
A variable that is assigned to have fixed variables that cannot be changed while the program is running
rules followed in naming variables
- a variable name can only have letters
- the name must begin with either a letter or na underscore
- the name cannot be a keyword
Is a word that has special meaning in the programming language
Keyword
What does a case sensitive language mean?
The language should be written in a particular form in order for a computer to recognize it.
Description of int
stores whole numbers, without decimals
Description of float
sotres fractional numbers. enough for storing 7 decimal digits
3 numeric data types
int, float, double
What values can a boolean data type contain
true and false
Char data type meaning
used to store a single character