By admin | January 7, 2010

SAS Certified Adv Programmer 130 Questions (43)

Which one of the following SAS integrity constraint types ensures that a specific set or range of values are the only values in a variable?

A. CHECK
B. UNIQUE
C. FORMAT
D. DISTINCT

2 comments | Add One

  1. admin - 01/7/2010 at 2:56 pm

    A

  2. chinawokee - 07/9/2014 at 6:04 pm

    check
    ensures that a specific set or range of values are the only values in a column.

    unique
    enforces uniqueness for the values of a column

    distinct
    eliminate duplicate rows from your query results by using it

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