Question

What do you understand by code space and code Unit?   in computer​

Answer 1

Explanation:

a code point or code position is any of the numerical values that make up the code space. Many code points represent single characters but they can also have other meanings, such as for formatting. ... Thus the total size of the Unicode code space is 17 × 65,536 = 1,114,112

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Answer 2

In character encoding terminology, a code point or code position is any of the numerical values that make up the code space. Many code points represent single characters but they can also have other meanings, such as for formatting. ²