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NEW QUESTION 44
Examine the content of the employee table:
1Z0-909-ab221811e9b80fa91c314bd037603a47.jpg
Now examine this PHP script:
1Z0-909-aca01dda10638f1ea855dc7fffef6ba1.jpg
Finally examine this desired output:
1Z0-909-9e2336e52868bfa475adfb70030e9e21.jpg

  • A. $options = [PDO:: ATTR_DEFAUXT_FETCH__MODE => PDO: : PDO: :FETCH_OBJ] ;
  • B. $options = [PDO:: ATTR__DEFAULT_FETCH MODE => PDO: :FETCH_CLASS] ;
  • C. $options = [PDO:: ATTR_DEFAULT_FETCH__MODE => PDO: : FETCH_ASSOC] ;
  • D. $options = [PDO:: ATTR_DEFAOLT_FETCH__MODE => PDO : : FETCH_BOTH] ;

Answer: D

 

NEW QUESTION 45
Examine these statements issued from Session 1 which execute successfully:
1Z0-909-b9ec16cbf59ec4a309818725a0e892e2.jpg
Now, examine this statement issued from Session 2:
1Z0-909-7fe290b116d3ab0ed6fc3ded47e3e821.jpg
What is the outcome of the update statement in Session 2?

  • A. The statement will wait for the transaction in Session 1 to finish.
  • B. The transaction in Session 1 will be rolled back automatically.
  • C. A deadlock will occur.
  • D. The row will be updated immediately.

Answer: B

 

NEW QUESTION 46
Examine this statement and output:
1Z0-909-eeb64ee20cfedd2bcdde34f7db29cb24.jpg
Now, examine these desired output values:
1Z0-909-454fa5a2aa558fd1532b302433680bf2.jpg
Which statement updates the table data as require

  • A. UPDATE exam_result SET score=ROUND(score,1);
  • B. UPDATE exam_result SET score=CEIL(TRUNCATE(sco
  • C. UPDATE exam_result SET score=TRUNCATE(score,1);
  • D. UPDATE exam_result SET score=TRUNCATE
  • E. UPDATE exam_result SET score=CEIL(ROUND(score,1));
  • F. UPDATE examresult SET score=ROUND(CEIL(score

Answer: A

 

NEW QUESTION 47
You must write a statement that combines the first_name and last_name columns from the employees table as "last_name, first_name." Which two statements will do this?

  • A. SELECT GROUP_CONCAT(last_name, first_name) FROM employees;
  • B. SELECT CONCAT_WS(', ',last_name,first_name) FROM employees;
  • C. SELECT CONCAT(last name,', ',first_name) FROM employees;
  • D. SELECT last_name, ' , ',first_name FROM employees;
  • E. SELECT last_name + ', ' + first_name FROM employees;

Answer: A,E

 

NEW QUESTION 48
Examine these statements which execute successfully:
1Z0-909-1e4f4b8a2ad02ca07465fccf3b1fce72.jpg
Which two changes will improve this query performance?

  • A. CREATE INDEX 1X7 ON users (user_name) USING HASH;
  • B. CREATE INDEX 1X6 ON users (user_name);
  • C. CREATE INDEX 1X2 ON locations (loc_mapping) USING HASH; fH
  • D. CREATE INDEX 1X4 ON Locations (site_id, loc_shared);
  • E. CREATE INDEX 1X3 ON locations <loc_site_id) ;
  • F. CREATE INDEX 1X5 ON users (loc_id);
  • G. CREATE INDEX IX1 ON locations (loc_shareci) ;

Answer: A,B

 

NEW QUESTION 49
......

P.S. Free 2023 Oracle 1Z0-909 dumps are available on Google Drive shared by DumpTorrent: https://drive.google.com/open?id=1C4Y18oYmZIhwEaYHx-GKCpQg7KsiuEr_

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