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Oracle 1z1-909 Exam Syllabus Topics:

Topic Details
Topic 1
  • Create and access a document store
  • JSON and Document Store
  • Store and process numeric data
Topic 2
  • Understand locking mechanisms within MySQL
  • Control transactions in applications
Topic 3
  • Demonstrate connector use, management and configuration
  • Secure credentials and connections
Topic 4
  • Explain application development with NoSQL and XDevAPI
  • Handle and interpret errors and warnings
Topic 5
  • Resolve consistency problems with isolation levels
  • Set SQL Modes to change MySQL behavior
Topic 6
  • Store and process spatial data
  • Design, create, and alter views
Topic 7
  • Schedule database operations
  • Store and process temporal data
Topic 8
  • Explain the programming constructs used in stored routines
  • Choose between connectors for a given application

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Oracle MySQL 8.0 Database Developer Sample Questions (Q31-Q36):

NEW QUESTION # 31
Examine the Test.php script which is numbered for clarity, and its output:

PHP Fatal error: Uncaught Error: call to underined function mysqli_connect () in Test.php:2 Which action will fix this error?

  • A. Replace line 2 with Slink = mysql.connect {"localhost: 3306n, "username", "pas "schema") ;
  • B. Replace line 2 With: Slink = mysql_xdevapi\getSession
    ("mysqlx://username:[email protected]:3306","schema");
  • C. Enable the mysqli extension in the php.ini file.
  • D. Install the PHP executable in the path used by the MySQL installation.

Answer: C
NEW QUESTION # 32
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 C
  • B. Option D
  • C. Option B
  • D. Option A

Answer: A
NEW QUESTION # 33
Examine these MySQL Shell statements:

What is the true about the attempts to add document to the collection?

  • A. All documents are added without any error or warning.
  • B. First two documents are added, then mismatched field names cause a warning.
  • C. All documents are added and cause a warning.
  • D. First three documents are added, then different number of fields cause an error.
  • E. First two documents are added, then mismatched field names cause an error.

Answer: C
NEW QUESTION # 34
Which select statement returns true?

  • A. SELECT NULL = NULL;
  • B. SELECT NULL := NULL;
  • C. SELECT NULL <=> NULL;
  • D. SELECT NULL <> NULL;

Answer: B
NEW QUESTION # 35
Examine the employee table structure:

Which set of statements immediately returns empname for a given emp_id by using a parameterized prepare statement?
A)



D)

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

Answer: C
NEW QUESTION # 36
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