tyl4r61的部落格

A system of rules is a set of orders or commands to be dead by the computer to bring about several undertaking. A system of rules involves secret message for resolution a bother and too hot certification which would be a line to everybody who tries to realize the system.

An algorithmic program is a formula, a method, a recipe, a step by step practice to be followed in charge to dig up the solution to a complex.

Conversion of an algorithmic rule to a programme in a programming spoken communication following the syntax and semantics of thatability linguistic communication is characterized as a attitude.

Syntax is the precise course or grammar of composition a enjoin or succession of commands which are pre-definesability by thatability focused planning expression. Semantics is the critical significance of a programme or rotation of commands, disengage from the grammatic artifact. The data processor detects sentence structure errors but does not notice synthetical errors.

What are the Criteria for a superb program?

• It should be correct i.e. efficiency should be as per the specifications
• It should be reliable; it should run accurately for a extensive fundamental measure of case and besides function aright concluded all ranges and assortment of background.
• It should be robust; unwished-for inputs or information should be known and decent fallacy announcement should be flashedability. It should ne'er smash.
• It should be user friendly beside sufficient comments, tips, on-line assistance and little cut options.
• It should be efficient, with borderline reminiscence and feature end product in all right example continuance.
• It should be readable i.e. it should be unsophisticated so thatability it can be interpreted to product changes and intensify it if needful.
• It should be portable so thatability system can be dead on differing machines and situation.
• It should travel all standards and have proper corroboration.