Handling data in algorithms

Handling data in algorithms

1. Real

   • A real number is any positive or negative number that include decimals.

2. Boolean

   • A binary variable that can have one of two possible values, 0 (false) or 1 (true).

3. Constant

   • A place where data is not changed and is given a set value from the computer whilst the program is running.

4. Variable

   • A characteristic, number, or quantity that increases or decreases over time, or takes different values in different situations.

5. Character

   • A character is any letter, number, space, punctuation mark, or symbol that can be typed on a computer.

6. String

   • A sentence or word.

7. File Handling

   • A temporary reference assigned by the operating system to a file that an application has asked it to open. The handle is used throughout the session to access the file.

8. String Manipulation

   • The action of the fundamental operations on strings, including their creation, concatenation.

9. One-dimensional arrays

   • Is a type of linear array. Accessing its elements involves a single subscript which can either represent a row or column index.

10. Integer

    • A whole number.