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SQL and Oracle Database Administration

Question 1 of 20

Which SELECT statement will the result 'ello world' from the string 'Hello World'?

  1. SELECT SUBSTR ('Hello',) FROM dual;
  2. SELECT INITCAP (TRIM ('Hello World',1,1) FROM dual;
  3. SELECT LOWER (SUBSTR ('Hello World',1,1) FROM dual
  4. SELECT LOWER (SUBSTR ('Hello World',2,1) FROM dual;
  5. SELECT LOWER (TRIM ('H' FROM 'Hello World')) FROM dual;

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