Program and Programmer

Things to remember

• Program is the specific set of instructions, understandable to computer. It is used to produce desired results.
• Person who codes instructions using syntax of any computer languages is called programmer.
• The syntax is a rule that indicates about validity of programs.
• The rules that give meaning to programs are called the semantics of the programming languages.
• When we compile program, error messages are displayed due to syntax error which are called bugs.
• The process to correct such errors is called debugging.
• These are three types of errors.
• Syntax Error, Run time Error or Execution Error, and Logical Errors.