Question

briefly describe what is barcode reader, program and software

Answer 1

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Barcode Reader :-

⇒It is a set of lines of different thickness that represents a number .

⇒It easy used for reading printed barcodes .

Program:-

⇒The set of instructions that is aimed at performing a specific task .

Software:-

⇒A set of programs and procedures that are intended to perform various tasks on a computer system .

Answer 2

Answer:

Explanation:

BARCODE READER;

A barcode is nothing but a 1D/2D combination of geometrical figures in a pattern which corresponds to a sequence of characters (usually numbers for 1D barcodes).

PROGRAME

A Program is a combination of lines of code, which takes input, working on the instructions on the computer to generate an output.

A program is a group of instructions which when performed will generate a logical output

. Ex: any operations you perform in Excel like addition, generating graph, pivoting etc.

SOFTWARE;

A Software is a super set of a program, in which one or many programs are executed sequentially or simultaneously to perform a particular job.

It is the end of product of a set of programs.

Ex: MS Excel