Термины Flashcards
Computational model
Is a mathematical model in computational science that requires extensive computational resources to study the behavior of a complex system by computer simulation
Examples of common computational models
Weather forecasting models; earth simulator models; flight simulator models; molecular protein folding models; neural network models
String
A sequence of zero or more characters
Reserved word
Word of the programming language, which cannot be redefined by the programmer
Char
Any letter, numeral or symbol in the given character set
Variable
Short term memory used to store temporary values in programming code
Real number
A number with a decimal point and a fractional part
Comment
Readable annotation in the source code
Identifier
The name given to a variable
Assigning
Giving a variable a value
Integer
A whole number
Constant
A value that does not change throughout the program
Boolean
Can be one of two possible values, true or false
Algorithm
Sequence of steps that can be followed to complete a task
Sequence
The most basic algorithm uses sequences to present a list of instructions to be followed one after the other, step by step
Iteration
The process of repeating sections of a program to achieve a particular target or goal
Selection
Is used to make choices based on information
Data structure
Particular ways of organizing data in our programs
Record
A data structure that groups a number of variables
Field
A variable that is part of a record
Enumerated
An ordered set of values
Set
A collection of values of the same ordinal type with no associated order
Array
Unordered set of values of the same data type, grouped together and referred to by a single identifier
Difference between functions and procedures
A procedure is set of instructions to be executed, a routine that may or may not return a value;
A function is a procedure with a return value
