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To prepare for the Oracle 1Z1-082 exam, candidates should have a strong understanding of database concepts and a working knowledge of Oracle databases. They should also have experience with database administration tasks, such as installing and configuring databases, managing users and security, and performing backups and recoveries. There are several training courses and study materials available to help candidates prepare for the exam, including instructor-led training, self-paced online courses, and study guides.

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The contents of 1Z0-082 learning questions are carefully compiled by the experts according to the content of the 1Z0-082 examination syllabus of the calendar year. They are focused and detailed, allowing your energy to be used in important points of knowledge and to review them efficiently. In addition, 1Z0-082 Guide engine is supplemented by a mock examination system with a time-taking function to allow users to check the gaps in the course of learning.

Oracle 1Z1-082 exam covers a wide range of topics, including database architecture, data structures, backup and recovery, performance tuning, and security. It is designed to test your understanding of fundamental database concepts and your ability to perform basic tasks related to database administration. 1Z0-082 Exam consists of 73 multiple-choice questions that you must complete within 120 minutes. To pass the exam, you need to score at least 63%.

Oracle Database Administration I Sample Questions (Q141-Q146):

NEW QUESTION # 141
Which two statements are true regarding the UNION and UNION ALL operators? (Choose two.)

A. The names of columns selected in each SELECT statement must be identical
B. The number of columns selected in each SELECT statement must be identical
C. The output is sorted by the UNION ALL operator
D. Duplicates are eliminated automatically by the UNION ALL operator
E. NULLS are not ignored during duplicate checking

Answer: B,E

NEW QUESTION # 142
Which three failures do not require intervention for recovery? (Choose three.)

A. media failure
B. transaction failure
C. network interface card (NIC) failure
D. user process failure
E. statement failure

Answer: B,D,E

NEW QUESTION # 143
The CUSTOMERS table has a CUST_CREDIT_LIMIT column of data type NUMBER.
Which two queries execute successfully? (Choose two.)

A. SELECT NVL2(cust_credit_limit, TO_CHAR(cust_credit_limit * .15), 'Not Available') FROM customers;
B. SELECT TO_CHAR(NVL(cust_credit_limit * .15, 'Not Available')) FROM customers;
C. SELECT NVL(TO_CHAR(cust_credit_limit * .15), 'Not Available') FROM customers;
D. SELECT NVL(cust_credit_limit * .15, 'Not Available') FROM customers;
E. SELECT NVL2(cust_credit_limit * .15, 'Not Available') FROM customers;

Answer: A,C

NEW QUESTION # 144
Examine the description of the EMPLOYEES table:

Which query is valid?

A. SELECT dept_id, join_date, SUM(salary) FROM employees GROUP BY dept_id;
B. SELECT dept_id, join_date, SUM(salary) FROM employees GROUP BY dept_id, join_date;
C. SELECT dept_id, AVG(MAX(salary)) FROM employees GROUP BY dept_id;
D. SELECT dept_id, MAX(AVG(salary)) FROM employees GROUP BY dept_id;

Answer: B

NEW QUESTION # 145
Which three statements are true about the DESCRIBE command? (Choose three.)

A. It can be used only from SQL *Plus
B. It displays the NOT NULL constraint for any columns that have that constraint
C. It can be used from SQL Developer
D. It displays all constraints that are defined for each column
E. It displays the PRIMARY KEY constraint for any column or columns that have that constraint
F. It can be used to display the structure of an existing view

Answer: A,B,F

NEW QUESTION # 146
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