A program is a set of instructions that can be executed by a computer to do a specific task.
A collection of computer programs, libraries, and related data are referred to as software.
A computer program is written in a programming language and from the program in its human-readable form of source code , a compiler, or assembler can derive machine code.
A wide array of problem-oriented languages has been developed, some of the principal ones being COBOL, FORTRAN, BASIC, and Pascal.
Computer hardware includes the physical parts of a computer, such as CPU, Monitor, Mouse, Keyboard, sound cards, speakers, etc.
Sequences are the main logical structures of algorithms or programs.