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Oracle 1z1-909 Exam Syllabus Topics:

Topic	Details
Topic 1	Create and execute stored routines MySQL Schema Objects and Data
Topic 2	Demonstrate connector use, management and configuration Secure credentials and connections
Topic 3	Explain application development with NoSQL and XDevAPI Handle and interpret errors and warnings
Topic 4	Schedule database operations Store and process temporal data
Topic 5	Store and process spatial data Design, create, and alter views
Topic 6	Use MySQL Shell to access document stores Retrieve data from the database by using a connector
Topic 7	Rewrite queries for optimization Store and process string data
Topic 8	Resolve consistency problems with isolation levels Set SQL Modes to change MySQL behavior
Topic 9	Understand locking mechanisms within MySQL Control transactions in applications
Topic 10	Create and access a document store JSON and Document Store Store and process numeric data

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Oracle MySQL 8.0 Database Developer Sample Questions (Q12-Q17):

NEW QUESTION # 12
Examine this statement and output:

Now, examine these desired output values:

Which statement updates the table data as require

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

Answer: C

NEW QUESTION # 13
Your session has sqi_mode set to default.
Examine this statement which executes successfully:

Now examine this statement:

Which two changes are required to the insert statement so that it inserts the correct data?
* std_id = 10301
* firstname = Mary
* lastname = O'Hagen
* birthdate = November 26, 1997
* reg_date = the current date

A. Change " NULL " to NULL.
B. Change "O'Hagen" to "O\'Hagen".
C. Change "O'Hagen" to 'o\'Hagen'.
D. Change date () to CURRENT_TIMESTAMP () .
E. Change DATE () to DAY ().
F. Change " NULL " to ' NULL ' .

Answer: A,E

NEW QUESTION # 14
Examine this statement and output:

Which will provide the same level of detail when the error is encountered within a stored routine?
A)

B)

C)

D)

A. Option D
B. Option B
C. Option C
D. Option A

Answer: C

NEW QUESTION # 15
The meeting table stores meeting schedules with participants from five continents. The participants' details are stored in another table.

You need to adjust the start_time and duration columns for optimal storage. What datatype changes would achieve this?

A. start_time TIMESTAMP duration TIME
B. start_time TIMESTAMP duration TIMESTAMP
C. start__time DATETIME duration TIME
D. start_time TIME duration TIME
E. start_time DATETIME duration DATETIME

Answer: E

NEW QUESTION # 16
Examine the structure of the emp table:

Examine the structure of the emp_vu1 view based on the emp table:

Now, examine this statement:
mysq1> INSERT INTO emp_vul VALUES ('Alice',20000) ;
What is true about executing the statement?

A. It returns an error because an insert operation is not allowed on views.
B. It inserts a row in the view only.
C. It inserts a row in the emp table.
D. It returns an error because the PRIMARY ACCOUNT column is not selected for the view definition.

Answer: C

NEW QUESTION # 17
......

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