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Oracle 1z1-909 Exam Syllabus Topics:

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

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Oracle MySQL 8.0 Database Developer Sample Questions (Q44-Q49):

NEW QUESTION # 44
Examine the contents of these tables:

Now examine the expected results for a user with privileges to access the table:

Which query returns the expected results?
A)

B)

C)

D)

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

Answer: C
NEW QUESTION # 45
Examine these commands and output:


Which is true about the execution of the insert statement?

• A. It inserts a row in the view and base table.
• B. It inserts a new row in the view only.
• C. It returns an error.
• D. It inserts a new row in the base table only.

Answer: B
NEW QUESTION # 46
You must enforce data integrity for data Inserted in a JSON column.
Which statement successfully creates a constraint in a 3SON column?

• A. CREATE TABLE fshop ( product JSON, f INT' GENERATED ALWAYS AS (product->"S - id") ) ;
• B. CREATE TABLE fshop (product JSON CHECK (JSON_VALID(product) ) ) ;
• C. CREATE TABLE fshop (id INT NOT NULL AUTO_ INCREMENT, product JSON, CHECK (id>0) ) ENGXNE=InnoDB;
• D. CREATE TABLE fshop (id INT NOT NULL AUTOINCREMENT, product JSON, PRIMARY KEY (id)) ENGINE=InnoDB;

Answer: D
NEW QUESTION # 47
Examine this statement and output:

Which is true?

• A. Column Name in myview can be indexed if the is_updatable attribute is true.
• B. The underlying table's index on the Name column is not chosen because of low selectivity.
• C. myview cannot be automatically indexed.
• D. myview was defined with the temptable processing algorithm.

Answer: D
NEW QUESTION # 48
Examine this table definition:

The table must always remain a valid document store collection. What restriction does this impose on any added column?

• A. The column must have a default value.
• B. The column must be a generated column referencing any attribute of doc.
• C. The column must be indexed.
• D. The column must be a generated column referencing only an existing attribute of doc.
• E. The column must be used in a unique constraint.

Answer: B
NEW QUESTION # 49
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