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Oracle 1Z1-082 Exam Syllabus Topics:

Section	Objectives
Topic 1: Using Conversion Functions and Conditional Expressions	- Apply the NVL, NULLIF, and COALESCE functions - Use the CAST function for data type conversion - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use nested functions
Topic 2: Restricting and Sorting Data	- Use the NULL operators (IS NULL, IS NOT NULL) - Use comparison operators and logical operators (AND, OR, NOT) - Use the LIKE and IN operators - Use the BETWEEN comparator - Sort data using the ORDER BY clause - Use the WHERE clause to limit retrieved rows
Topic 3: Retrieving Data using the SQL SELECT Statement	- Use scalar and correlated subqueries - Execute a basic SELECT statement - List the capabilities of SQL SELECT statements - Use SQL row functions (character, number, date, conversion, general) - Describe how schema objects work - Use the ORDER BY clause
Topic 4: Working with Oracle Cloud Exadata Express Cloud Service	- Describe the features and benefits of Exadata Express Cloud Service - Identify the prerequisites for Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console - Provision and manage an Exadata Express Cloud Service instance
Topic 5: Using the Set Operators	- Use set operators to combine multiple queries into a single query - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS)
Topic 6: Using Single-Row Functions to Customize Output	- Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use character, number, and date functions in SELECT statements - Describe various types of functions available in SQL - Use CASE and DECODE for conditional expressions
Topic 7: Managing Schema Objects	- Manage sequences and synonyms - Create and modify tables - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Create indexes and views
Topic 8: Managing Users, Roles, and Privileges	- Create and manage roles - Differentiate system privileges and object privileges - Grant and revoke privileges - Create and manage database user accounts
Topic 9: Managing Oracle Database Instances	- Start up and shut down an Oracle Database instance - Manage initialization parameter files (SPFILE, PFILE) - View the alert log and access dynamic performance views - Use the Automatic Diagnostic Repository (ADR)
Topic 10: Displaying Data from Multiple Tables Using Joins	- Use Equijoins and Non-equijoins - Describe different types of joins and their features - Use CROSS joins - Use OUTER joins (LEFT, RIGHT, FULL) - Join a table to itself using self-join
Topic 11: Introduction to Oracle Database	- Describe Oracle Database instance and memory structures - Describe Oracle Database architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain Oracle Database server architecture
Topic 12: Understanding Oracle Database Architecture - Database Storage Structures	- Manage space in tablespaces - Describe tablespaces and data files - Create and manage tablespaces - Describe the logical and physical database structures
Topic 13: Understanding Oracle Database Architecture - Oracle Database Instance	- Describe the background processes - Explain the memory structures (SGA, PGA) - Understand Oracle Database instance management
Topic 14: Reporting Aggregated Data Using the Group Functions	- Use the HAVING clause to filter grouped data - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the GROUP BY clause to group data
Topic 15: Managing Data in Different Time Zones	- Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Explain the concepts of time zones and daylight savings - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP)
Topic 16: Using Subqueries to Solve Queries	- Use single-row subqueries with single-row and multiple-row operators - Use subqueries in the WHERE clause and HAVING clause - Define subqueries - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use scalar subqueries in SQL

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Oracle Database Administration I Sample Questions (Q65-Q70):

NEW QUESTION # 65
Which is true about security rules on a compute node?

A. A new database deployment on a compute node automatically enables a set of predefined security rules.
B. A security rule can restrict IP addresses that can connect to a database instance on a compute node.
C. New security rules can be defined to use only the TCP protocol but multiple port numbers.
D. A compute node port can be enabled only if it is associated with an existing security rule.
E. The port used for HTTPS connections is enabled by default based on a predefined security rule.

Answer: A

NEW QUESTION # 66
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 wee.
Which query can be used?

A. SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), 1) FROM employees;
B. SELECT emp_id, ADD_MONTHS(hire_date, 6), NEXT_DAY('MONDAY') FROM employees;
C. SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), 'MONDAY') FROM employees;
D. SELECT emp_id, NEXT_DAY(MONTHS_BETWEEN(hire_date, SYSDATE), 6) FROM employees;

Answer: C

NEW QUESTION # 67
Which two are true about a SQL statement using SET operators such as UNION? (Choose two.)

A. The data type of each column returned by the second query must be implicitly convertible to the data type of the corresponding column returned by the first query.
B. The names and number of columns must be identical for all SELECT statements in the query.
C. The number, but not names, of columns must be identical for all SELECT statements in the query.
D. The data type group of each column returned by the second query must match the data type of the corresponding column returned by the first query.
E. The data type of each column returned by the second query must exactly match the data type of the corresponding column returned by the first query.

Answer: A,E

NEW QUESTION # 68
Examine this SQL statement:
SELECT cust_id, cust_last_name "Last Name"
FROM customers
WHERE country_id = 10
UNION
SELECT cust_id CUST_NO, cust_last_name
FROM customers
WHERE country_id = 30
Identify three ORDER BY clauses, any one of which can complete the query successfully.
(Choose three.)

A. ORDER BY CUST_NO
B. ORDER BY 2, 1
C. ORDER BY "CUST_NO"
D. ORDER BY 2, cust_id
E. ORDER BY "Last Name"

Answer: B,D,E

NEW QUESTION # 69
Examine this command:

Which two statements are true? (Choose two.)

A. The file is renamed and stored in the same location
B. If Oracle Managed Files (OMF) is used, then the file is renamed but moved to DB_CREATE_FILE_DEST.
C. The tablespace containing SALES1.DBF must be altered OFFLINE before executing the command.
D. The tablespace containing SALES1.DBF must be altered READ ONLY before executing the command.
E. DML may be performed on tables with one or more extents in this data file during the execution of this command.

Answer: D,E

NEW QUESTION # 70
......

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