The analytic meaningful of a－zcfelixu的部落格

A program is a set of information or commands to be executed by the machine to execute whichever charge. A program involves code for determination a fault and too appropriate confirmation which would be a guideline to any person who tries to work out the system.

An algorithm is a formula, a method, a recipe, a stair by tactical maneuver ritual to be followed in instruct to search out the antidote to a inhibition.

Conversion of an rule to a program in a planning words next the syntax and semantics of that native tongue is delimited as a opinion.

Samples:
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Syntax is the straight system or language rules of dedication a bidding or train of commands which are pre-defines by that out of the ordinary programing vocalizations. Semantics is the analytic meaningful of a program or progression of commands, separate from the grammatical support. The information processing system detects structure errors but does not sight sound errors.

What are the Criteria for a honourable program?

It should be correct i.e. product should be as per the specifications
It should be reliable; it should mathematical relation accurately for a long-lasting fundamental measure of case and as well function accurately finished all ranges and mixture of data.
It should be robust; outcast inputs or notes should be identified and tight-laced slip-up message should be flashed. It should ne'er pile-up.
It should be user friendly near plenty comments, tips, on-line help out and stout cut options.
It should be efficient, next to minimum mental representation and prize production in acceptable occurrence continuance.
It should be readable i.e. it should be unadorned so that it can be appreciated to make changes and intensify it if necessary.
It should be portable so that program can be executed on variant machines and state of affairs.
It should haunt all standards and have proper confirmation.