Online Access Free 1z1-909 Exam Questions

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 A
• C.Option B
• D.Option D

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 DATETIME duration TIME
• B.start_time TIME duration TIME
• C.start_time TIMESTAMP duration TIME
• D.start_time TIMESTAMP duration TIMESTAMP
• E.start_time DATETIME duration DATETIME

A server hosts MySQL Server and Apache Webserver supporting a PHP/PDO based application.
The application must be migrated from PHP to their Java application server on another host. The MySQL instance remains on the original host.
Examine the PDO connection string used in the existing application:
Mysql:host-localhost;dbname=sales;unix_socket=/var/run/mysql.sock
Which two prevent Java from using the Unix socket?

• A.socket is a reserved word in Java.
• B.The socket can only be accessed from the local host.
• C.The X Dev API protocol must be enabled to use sockets in Connector/J driver.
• D.The socket is not implemented in Connector/J driver.
• E.Java treats the socket file as insecure.

Examine this statement that execute successfully in an interactive session:

The user running this session now goes to lunch for an hour.
Now, examine these statements executed independently in separate sessions while Session 0 is still active:

How many of them will complete while Session 0 is still active?

• A.1
• B.0
• C.2
• D.5
• E.3
• F.4

Which two differences exist between the timestamp and date time data types?

• A.timestamp converts the value based on the session time zone.
• B.timestamp uses less storage space.
• C.timestamp stores the interval between two dates.
• D.timestamp stores more decimal points in seconds
• E.timestamp has larger range of values.