Multiple choice technology programming languages

How are numeric and character missing values represented internally in SAS?

  1. numeric will be represented by blank and character will be represented by .

  2. both character and numeric will be represented as blanks

  3. numeric will be represented by . and character will be represented by blank

  4. numeric will be represented by . and character will be represented by NULL values

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C Correct answer
Explanation

SAS internally represents missing values differently by data type: numeric missing values are stored as a period (.) while character missing values are stored as a blank space. This is fundamental SAS behavior.