Answer:
See Explanation
Explanation:
I'll assume the question is about the use of constants in QBasic because consonants do not have any special function or usage in QBasic.
In simple terms: In QBasic, constants are used to represent elements that do not change in value during program execution.
Take for instance, you intend to use 
in your program.
Its value is 
So, 3.142 will always be a constant in your program. One of the ways it can be used in a program is:
10 LET PI = 3.142
<em>The above represents a numeric constant. QBasic also have string constants.</em>
Answer:
<h2>
<em>Heya</em><em> </em><em>Buddy</em><em>.</em><em>.</em></h2>
Explanation:
<em>A computer program is a collection of instructions that can be executed by a computer to perform a specific task. ... A collection of computer programs, libraries, and related data are referred to as software.</em>
<em>Hope</em><em> </em><em>that</em><em> </em><em>helps</em><em> </em><em>you</em><em> </em><em>dear</em><em>.</em><em>.</em>
<em>Bye</em><em>!</em>
Answer:
Structured Documents
Explanation:
Structured Documents consist of hierarchy in the files. They may include data files. HTML (Hyper-text markup language) documents and XML (Extensible Markup Language) applications are the examples of Structured Documents.
They are several weaknesses or disadvantages of file processing
systems but the major weakness is data redundancy and inconsistency. By data
redundancy, I mean duplication of data. There are no better methods to validate
insertion of duplicate data in file systems. Data redundancy can also increase
the chance for errors.
