INTRODUCTION – PROGRAMMING LANGUAGES

A person who writes a program is called a programmer. To perform any task, programmer writes the set of instructions or programs in one of the many programming languages.

programming , with regard to computer is defined as a process of designing, writing , testing , debugging and documenting a program.

programming languages are divided into the following types:

{{ Low Level Languages { LLL}

{{ High Level Languages {HLL]

Low level languages are machine oriented languages . These are directly understood by the computer These languages are generally machine dependant, i. e. they cannot be easily used on another computer with a different configuration and processor. These languages are difficult for a common programmer to learn.

Low level languages are of the following types:

{{ Machine level language [MLL}

{{ Assembly level language[ALL}

MACHINE LEVEL LANGUAGE

you know that a computer can understand only digital signals, which are represented by IS and OS. These two digits are called binary digits. computer understands programs written in binary digits. The language, which uses binary digits is called the machine level language.

ASSEMBLY LEVEL LANGUAGE
COMPUTER PROGRAMMING