Oracle 1z0-071 Exam Questions And Information – (Jan-2018 Dumps)

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Latest and Most Accurate Oracle 1z0-071 Dumps Exam Questions and Answers:

Version: 7.0
Question: 21

The user SCOTT who is the owner of ORDERS and ORDER_ITEMS tables issues the following
GRANT command:
GRANT ALL
ON orders, order_items
TO PUBLIC;
What correction needs to be done to the above statement?

A. PUBLIC should be replaced with specific usernames.
B. ALL should be replaced with a list of specific privileges.
C. WITH GRANT OPTION should be added to the statement.
D. Separate GRANT statements are required for ORDERS and ORDER_ITEMS tables.

Answer: D

Question: 22

You are designing the structure of a table in which two columns have the specifications:
COMPONENT_ID – must be able to contain a maximum of 12 alphanumeric characters and uniquely identify the row
EXECUTION_DATETIME – contains Century, Year, Month, Day, Hour, Minute, Second to the maximum precision and is used for calculations and comparisons between components.
Which two options define the data types that satisfy these requirements most efficiently?

A. The EXECUTION_DATETIME must be on INTERVAL DAY TO SECOND data type.
B. The EXECUTION _DATETIME must be of TIMESTAMP data type.
C. The EXECUTION_DATATIME must be to DATE data type.
D. The COMPONENT_ID must be of ROWID data type.
E. The COMPONENT_ID must be of the VARCHAR2 data type.
F. The COMPONENT_ID column must be of CHAR data type.

Answer: CE

Question: 23

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Which statement is true regarding external tables?

A. The default REJECT LIMIT for external tables is UNLIMITED.
B. The data and metadata for an external table are stored outside the database.
C. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table.
D. The CREATE TABLE AS SELECT statement can be used to unload data into a regular table in the database from an external table.

Answer: D

Question: 24

Which two statements are true about Data Manipulation Language (DML) statements?

A. AH INSERT INTO…VALUES.. statement can add multiple rows per execution to a table.
B. An UPDATE…SET… statement can modify multiple rows based on multiple conditions on a table.
C. A DELETE FROM ….. statement can remove rows based on only a single condition on a table.
D. An INSERT INTO…VALUES….. statement can add a single row based on multiple conditions on a table.
E. A DELETE FROM….. statement can remove multiple rows based on multiple conditions on a table.
F. An UPDATE…SET…. statement can modify multiple rows based on only a single condition on a table.

Answer: AC

Question: 25

Which two statements are true regarding roles? (Choose two.)

A. A role can be granted to itself.
B. A role can be granted to PUBLIC.
C. A user can be granted only one role at any point of time.
D. The REVOKE command can be used to remove privileges but not roles from other users.
E. Roles are named groups of related privileges that can be granted to users or other roles.

Answer: B,E

Question: 26

Which two statements are true regarding constraints? (Choose two.)

A. A foreign key cannot contain NULL values.
B. A column with the UNIQUE constraint can contain NULL.
C. A constraint is enforced only for the INSERT operation on a table.
D. A constraint can be disabled even if the constraint column contains data.
E. All the constraints can be defined at the column level as well as the table level

Answer: B,D