[2023年05月09日] 究極の1Z1-082準備ガイド！無料最新のOracle練習テスト問題集 [Q11-Q28]

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[2023年05月09日] 究極の1Z1-082準備ガイド！無料最新のOracle練習テスト問題集

今すぐゲットせよ！高評価Oracle 1Z1-082試験問題集

Oracle 1Z0-082認定試験は、Oracleデータベースの管理における実践的な経験を持つことが求められる厳しい試験です。試験は80問の多肢選択問題で構成され、120分以内に解答する必要があります。この試験に合格すると、候補者はOracle Certified Professionalsとして認められ、就職市場で競争力を持つことができます。Oracle 1Z0-082認定は、Oracleデータベース管理の堅固な基盤を提供し、高度なデータベース認定を追求したい個人にとっては優れたステップアップの機会です。

Oracle 1Z0-082 試験は、Oracle データベース管理に関連する幅広いトピックをカバーしています。データベースアーキテクチャ、インストールと構成、バックアップとリカバリ、パフォーマンスチューニング、セキュリティ、ネットワーキングなどのトピックをカバーしています。試験では、高可用性、データウェアハウジング、クラウドコンピューティングなどの高度なトピックもカバーしています。Oracle 1Z0-082 試験に合格するためには、候補者はこれらのトピックについて徹底的な理解を示さなければなりません。

質問11、 You want to apply the principle of Least Privilege in all your live databases.
One of your requirements is to revoke unnecessary privileges from all users who have them using Privilege Analysis.
Which three types of analyses can be done using the DBMS_PRIVILEGE_CAPTURE package? (Choose three.)

analysis of all privileges used by all users including administrative users in the database

analysis of all privileges used by all users but excluding administrative users in the database

analysis of privileges that a user has on their own schema objects that they did not use

analysis of privileges that a user has on their own schema objects that they did use

analysis of privileges granted directly to a role that are then used by a user who has been granted that role

analysis of privileges granted indirectly to a role that are then used by a user who has been granted that role

質問12、 Examine the description of the SALES1 table:

SALES2 is a table with the same description as SALES1.
Some sales data is duplicated in both tables.
You want to display the rows from the SALES1 table which are not present in the SALES2 table.
Which set operator generates the required output?

INTERSECT

UNION ALL

UNION

SUBTRACT

MINUS

質問13、 Table EMPLOYEES contains columns including EMPLOYEE_ID, JOB_ID and SALARY.
Only the EMPLOYEE_ID column is indexed.
Rows exist for employees 100 and 200.
Examine this statement:

Which two statements are true? (Choose two.)

Employee 100 will have SALARY set to the same value as the SALARY of employee 200

Employee 200 will have JOB_ID set to the same value as the JOB_ID of employee 100

Employee 200 will have SALARY set to the same value as the SALARY of employee 100

Employee 100 will have JOB_ID set to the same value as the JOB_ID of employee 200

Employees 100 and 200 will have the same JOB_ID as before the update command

Employees 100 and 200 will have the same SALARY as before the update command

質問14、 Which three statements are true about single-row functions? (Choose three.)

They can be used only in the WHERE clause of a SELECT statement

The argument can be a column name, variable, literal or an expression

The data type returned can be different from the data type of the argument

They can be nested to any level

They can accept only one argument

They return a single result row per table

質問15、 Which two statements are true about Enterprise Manager Database Express? (Choose two.)

It is available only when the database is open

It can be used to perform database recovery

The same port number can be used for Database Express configurations for databases on different hosts

It can be used to switch a database into ARCHIVELOGMODE

The same port number can be used for multiple Database Express configurations for multiple databases on the same host

質問16、 Examine the description of the BOOKS table:

The table has 100 rows.
Examine this sequence of statements issued in a new session:
INSERT INTO books VALUES (‘ADV112’, ‘Adventures of Tom Sawyer’, NULL, NULL); SAVEPOINT a; DELETE FROM books; ROLLBACK TO SAVEPOINT a; ROLLBACK; Which two statements are true? (Choose two.)

The second ROLLBACK command does nothing

The second ROLLBACK command replays the delete

The first ROLLBACK command restores the 101 rows that were deleted, leaving the inserted row still to be committed

The second ROLLBACK command undoes the insert

The first ROLLBACK command restores the 101 rows that were deleted and commits the inserted row

質問17、 Which three statements are true about advanced connection options supported by Oracle Net for connection to Oracle Database instances? (Choose three.)

Connect Time Failover requires the use of Transparent Application Failover (TAF)

Source Routing requires the use of a name server

Source Routing enables the use of Connection Manager (CMAN) which enables network traffic to be routed through a firewall

Load Balancing can balance the number of connections to dispatchers when using a Shared Server configuration

Load Balancing requires the use of a name server

Connect Time Failover requires the connect string to have two or more listener addresses configured

質問18、 Which three statements are true about external tables in Oracle 18c and later releases? (Choose three.)

External table files can be used for other external tables in a different database

The ORACLE_LOADER access driver can be used to unload data from a database into an external table

The ORACLE_DATAPUMP access driver can be used to unload data from a database into an external table

They cannot be partitioned

The ORACLE_DATAPUMP access driver can be used to load data into a database from an external table

They support UPDATEs but not INSERTs and DELETEs

質問19、 You need to calculate the number of days from 1st January 2019 until today.
Dates are stored in the default format of DD-MON-RR.
Which two queries give the required output? (Choose two.)

SELECT TO_CHAR(SYSDATE,’DD-MON-YYYY’) – ’01-JAN-2019′ FROM DUAL;

SELECT ROUND(SYSDATE – ’01-JAN-2019′) FROM DUAL;

SELECT ROUND(SYSDATE – TO_DATE(’01/JANUARY/2019′)) FROM DUAL;

SELECT TO_DATE(SYSDATE, ‘DD/MONTH/YYYY’) – ’01/JANUARY/2019′ FROM DUAL;

SELECT SYSDATE – TO_DATE(’01-JANUARY-2019′) FROM DUAL;

質問20、 The EMPLOYEES table contains columns EMP_ID of data type NUMBER and HIRE_DATE of data type DATE.
You want to display the date of the first Monday after the completion of six months since hiring.
The NLS_TERRITORY parameter is set to AMERICA in the session and, therefore, Sunday is the first day on the week.
Which query can be used?

SELECT emp_id, ADD_MONTHS(hire_date, 6), NEXT_DAY(`MONDAY’) FROM employees;

SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), `MONDAY’) FROM employees;

SELECT emp_id, NEXT_DAY(MONTHS_BETWEEN(hire_date, SYSDATE), 6) FROM employees;

SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), 1) FROM employees;

質問21、 In your data center, Oracle Managed Files (OMF) is used for all databases.
All tablespaces are smallfile tablespaces.
SALES_Q1 is a permanent user-defined tablespace in the SALES database.
Examine this command which is about to be issued by a DBA logged in to the SALES database:
ALTER TABLESPACE sales_q1 ADD DATAFILE;
Which are two actions, either one of which you could take to ensure that the command executes successfully?
(Choose two.)

Ensure that DB_RECOVERY_FILE_DEST and DB_CREATE_FILE_DEST each specify with at least 50 Mb of available space.

Specify a path in the DATAFILE clause of the command specifying a location with at least 100M of available space.

Ensure that DB_CREATE_FILE_DEST specifies a location with at least 100 Mb of available space.

Add the AUTOEXTEND ON clause with NEXT set to 100M.

Ensure that DB_RECOVERY_FILE_DEST and DB_CREATE_FILE_DEST each specify locations with at least 50 Mb of available space.

質問22、 You have been tasked to create a table for a banking application.
One of the columns must meet three requirements:
1. Be stored in a format supporting date arithmetic without using
conversion functions
2. Store a loan period of up to 10 years
3. Be used for calculating interest for the number of days the loan
remains unpaid
Which data type should you use?

INTERVAL YEAR TO MONTH

INTERVAL DAY TO SECOND

TIMESTAMP WITH LOCAL TIMEZONE

TIMESTAMP

TIMESTAMP WITH TIMEZONE

質問23、 Examine the description of the CUSTOMERS table:

For customers whose income level has a value, you want to display the first name and due amount as 5% of their credit limit. Customers whose due amount is null should not be displayed.
Which query should be used?

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_incoms_level IS NOT NULLAND due_amount IS NOT NULL;

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level != NULLAND cust_credit_level !=NULL;

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level <> NULLAND due_amount <> NULL;

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level != NULLAND due_amount !=NULL;

SELECT cust_first_name, cust_credit_limit * .05 AS DUE_AMOUNTFROM customersWHERE cust_income_level IS NOT NULLAND cust_credit_limit IS NOT NULL;

質問24、 Which three are types of segments in an Oracle Database? (Choose three.)

undo

index

stored procedures

sequences

tables

clusters

質問25、 View the Exhibits and examine the structure of the COSTS and PROMOTIONS tables.
You want to display PROD_IDS whose promotion cost is less than the highest cost PROD_ID in a promotion time interval.
Examine this SQL statement:

Exhibit 1.

Exhibit 2.

What will be the result?

It gives an error because the ALL keyword is not valid

It gives an error because the GROUP BY clause is not valid

It executes successfully but does not give the required result

It executes successfully and gives the required result

質問26、 The SALES_Q1 and USERS tablespaces exist in one of your databases and TEMP is a temporary tablespace.
Segment creation is not deferred.
You execute this command:

Which three statements must be true so that the SALES user can create tables in SALES_Q1? (Choose three.)

The sales user must have a quota on the TEMP tablespace

The sales user must have a quota on the SALES_Q1 tablespace to hold the initial extends of all tables they plan to create in their schema

The sales user must have been granted the CREATE SESSION privilege

The sales user must have their quota on the users tablespace removed

The sales user must have a quota on the SALES_Q1 tablespace to hold all the rows to be inserted into any table in their schema

The sales user must have been granted the CREATE TABLE privilege

質問27、 Which two statements are true about the ORDER BY clause when used with a SQL statement containing a SET operator such as UNION? (Choose two.)

Column positions must be used in the ORDER BY clause

Only column names from the first SELECT statement in the compound query are recognized

The first column in the first SELECT of the compound query with the UNION operator is used by default to sort output in the absence of an ORDER BY clause

Each SELECT statement in the compound query must have its own ORDER BY clause

Each SELECT statement in the compound query can have its own ORDER BY clause

質問28、 An Oracle database session has an uncommitted transaction in progress which updated 5000 rows in a table.
Which three situations does the transaction complete thereby committing the updates?

when a DBA issues a successful SHUTDOWN TRANSACTIONAL statement and the user then issues a COMMIT

when a CREATE INDEX statement is executed successfully in the same session

when a COMMIT statement is issued by the same user from another session in the same database instance

when the session logs out successfully

when a DBA issues a successful SHUTDOWN IMMEDIATE statement and the user then issues a COMMIT

when a CREATE TABLE AS SELECT statement is executed unsuccessfully in the same session