Topic: Oracle Certified Professional Exams (OCP & OCA) >> Which four statements correctly describe functions that are available in SQL?
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| Title: Which four statements correctly describe functions that are available in SQL? |
| naidu |
Posted: Dec 27, 2006 04:58:58 AM |
Total Post: 85
Joined: Nov, 2006
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Which four statements correctly describe functions that are available in SQL?
(Choose four)
A. INSTR returns the numeric position of a named character.
B. NVL2 returns the first non-null expression in the expression list.
C. TRUNCATE rounds the column, expression, or value to n decimal places.
D. DECODE translates an expression after comparing it to each search value.
E. TRIM trims the heading of trailing characters (or both) from a character string.
F. NVL compares two expressions and returns null if they are equal, or the first expression of they are not equal.
G. NULLIF compares twp expressions and returns null if they are equal, or the first expression if they are not equal.
Answer:
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 Jayanta |
| Posted: Dec 27, 2006 05:01:10 AM |  |
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Total Post: 479
Joined: Feb, 2006
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