1z0-882 Oracle

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Sample Questions

Free 1Z0-882 Sample Question 1

The application logs contain many entries of the following: ERROR 1153 (OSSO1): Got a packet bigger than `max_allowed_packet' bytes With two scenarios can (Hibernate this error message?

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Free 1z0-882 Sample Question 2

Which two Functions can be used in a C program to retrieve information about warning?

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Free 1z0-882 Sample Question 3

You wish to create a trigger on the `city' table that will check the value of the `District' field before any INSERT. The trigger needs to change it to" Unknown" for an empty string or NULL.
CREATE TRIGGER City_bi
BEFORE INSERT ON CITY
FOR EACH ROW
BEGIN
IF OLD. District IS NULL OR OLD.District= . .
THEN
SET NEW.District='Unknown';
END IF :
END;
Does the CREATE TRIGGER statement accomplish this goal?

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Free 1z0-882 Sample Question 4

The tab-delimited file"/tmp/people,txt contains:
1636   Carsten   Pederson    Denmark
4672   Kai       Voigt       Germany
4628   Max     Mether      France
This is the structure of the people table:
Mysq1> DESCRIBE people;
httpswwwdumps4downloadusonline-quizwp-contentuploads20151139png Which statement will load the first and last names into the Names column and the country into the country column?

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Free 1z0-882 Sample Question 5

What are two ways in which normalizing your tables helps improve performance In MySQL?

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Free 1z0-882 Sample Question 6

You create a table and a stored procedure:
CREATE TABLE t1 (f1 int);
INSERT INTO t1 VALUES (1), (2) , (3), (4), (5);
CREATE PROCEDURE sum_t1()
BEGIN
DECLARE done INT DEFAULT 0;
DECLARE va1 INT;
DECLARE result CURSOR FOR SELECT f1 FROM t1;
DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=1; OPEN cur;
REPEAT
FETCH cur INTO va1;
IF NOT done THEN
SET result = result +va1;
END IF:
UNTIL done END REPEAT;
SELECT result;
END
CALL sum_t1();
What is the result of the CALL statement?

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Free 1z0-882 Sample Question 7

A floating- point column defined as FLOAT(7,5)allows___________

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Free 1z0-882 Sample Question 8

You try to add a foreign key to the InnoDB table employees:
Mysq1> ALTER TABLE employees ADD FOREIGN KEY (Department_ID) REFERENCES departments (Department_ID);
ERROR 1215 (HY000): cannot add foreign key constraint
Which command will provide additional information about the error?

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Free 1z0-882 Sample Question 9

Identity two ways to configure a PHP application to use the UTF8 character set.

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Free 1z0-882 Sample Question 10

The data from t1 table is: httpswwwdumps4downloadusonline-quizwp-contentuploads20151140png Assuming You want to see this output: httpswwwdumps4downloadusonline-quizwp-contentuploads201511411png Which query achieves the preceding result?

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Free 1z0-882 Sample Question 11

Which three are valid identifiers for the user table in the mysq1 database?

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Free 1z0-882 Sample Question 12

You have a transaction that queries a table at the beginning of the transaction and performs the same query later.
Which two transaction isolation levels guarantee that you get the same results both times?

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Free 1z0-882 Sample Question 13

Which three database objects have non-case-sensitive names on all operating system?

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Free 1z0-882 Sample Question 14

Which three connector/J connection strings can be used to connect to the MYSQL server?

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Free 1z0-882 Sample Question 15

In the office table, the city column is structured as shown:
Mysql> show columns from office like `city'G
---------------------------------------------------1. row ---------------------__________________ Field: city
Type: enum(`paris'.'Amsterdam'.'New York'.'Tokyo') Null: Yes
Key:
Default:NULL
Extra:
Consider the output of the SELECT query executed on the office table:
Mysql> SELECT DISTINCT city FROM office ORDER BY city:

https://www.dumps4download.us/online-quiz/wp-content/uploads/2015/12/67-1.png

If the query is written as:
SELECT DISTINCT city FROM office ORDER BY CAST(city AS CHAR) In what order are the rows returned?

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Free 1z0-882 Sample Question 16

In MYSQL 5.6 you have the table t1:
CREATE TABLE t1 (
id int unsigned NOT NULL PRIMARY key) ENGINE = InnoDB;
There are two connections to the server. They execute in this order:
Connection 1> SET TRANSACTION ISOLATION LEVEL REPEATABLE READ; Connection 1> START
TRANSACTION;
Connection 1> SELECT * FROM t1 WHERE id =1;
Connection 2> TRUNCATE TABLE t1;
What happens to the TRUNCATE TABLE command in connection 2?

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Free 1z0-882 Sample Question 17

Your application is running slow.
Which two features provide information that help to identify problems?

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Free 1z0-882 Sample Question 18

Cormcctor/Net supports a decoupled database connection mode, where a database Connection is
established only when needed.
Choose the three parts that are involved when working with decoupled data.

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Free 1z0-882 Sample Question 19

You have two test tables:
 . Code_innodb as InnoDB engine
 . Code_ myisam as MYISAM engine
The tables have the same structure:

https://dumps4download.us/exam/wp-content/uploads/2016/01/87.png

You execute an INSERT statement on both code_myisam tables and receive duplicate key errors:mysql> INSERT INTO code_innodb VALUES (1, `Alpha'), (2, `Beta'), (3, `charlie,),(4, `Delta');ERROR 1062 (23000): Duplicate entry `3' for key `PRIMARY'
Mysql> INSERT INTO code_myisam VALUES (1, `Alpha'), (2, `Beta'), (3, `charlie'), (4, `Delta');
ERROR 1062 (23000); Duplicate entry `3' for key `PRIMARY'
What is the expected output of the SELECT statements?

https://dumps4download.us/exam/wp-content/uploads/2016/01/88.png

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Free 1z0-882 Sample Question 20

Which two code samples demonstrate valid methods for working with loops?

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Free 1z0-882 Sample Question 21

A table (t1) contains 1000 random integer values in the first column (col1).The random values are in the range of 0-1000.
Examine this query:
SELECT col1 FROM t1 WHERE col1 <=100 UNION
SELECT col1 FROM t1 WHERE col1 >=900 ORDER BY col1 DESC
What is the expected output?

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Free 1z0-882 Sample Question 22

A SELECT statement without an ORDER BY clause return some rows.
Which statement is always true about the order of the returned results?

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Free 1z0-882 Sample Question 23

A complex query consists of eight populated tables that are all connected via INNER JOIN operands as shown:

https://www.dumps4download.us/exam/wp-content/uploads/2016/04/8.png

You modify the query and replace the SELECT operand with SELECT STRAIGHT JOIN.
What is the effect of adding STRAIGHT JOINs to the query?

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