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Oracle 1Z1-082 Exam Syllabus Topics:

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

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Oracle Database Administration I Sample Questions (Q112-Q117):

NEW QUESTION # 112
Which two statements are true about the rules of precedence for operators? (Choose two.)

A. Arithmetic operators with equal precedence are evaluated from left to right within an expression
B. The concatenation operator | | is always evaluated before addition and subtraction in an expression
C. NULLS influence the precedence of operators in an expression
D. The + binary operator has the highest precedence in an expression in a SQL statement
E. Multiple parentheses can be used to override the default precedence of operators in an expression

Answer: D,E

Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/operators001.htm

NEW QUESTION # 113
Which three statements are true about roles?

A. All roles granted to a user are set on by default when the user logs in,
B. The SET ROLE statement can disable one or more roles for a session.
C. Roles may be granted to roles.
D. The SET ROLE statement can enable one or more roles for a session.
E. Object privileges may not be granted to roles.
F. Roles must be password protected.

Answer: B,C,E

NEW QUESTION # 114
Which two statements are true about single row functions? (Choose two.)

A. FLOOR : returns the smallest integer greater than or equal to a specified number
B. CONCAT : can be used to combine any number of values
C. TRUNC : can be used with NUMBER and DATE values
D. MOD : returns the quotient of a division operation
E. CEIL : can be used for positive and negative numbers

Answer: C,E

Explanation:
Reference:
https://docs.oracle.com/en/database/oracle/oracle-database/18/sqlrf/Single-Row-Functions.html#GUID-B93F789D-B486-49FF-B0CD-0C6181C5D85C

NEW QUESTION # 115
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.)

A. analysis of privileges granted directly to a role that are then used by a user who has been granted that role
B. analysis of all privileges used by all users including administrative users in the database
C. analysis of privileges that a user has on their own schema objects that they did not use
D. analysis of privileges that a user has on their own schema objects that they did use
E. analysis of privileges granted indirectly to a role that are then used by a user who has been granted that role
F. analysis of all privileges used by all users but excluding administrative users in the database

Answer: A,E,F

Explanation:
https://docs.oracle.com/en/database/oracle/oracle-database/19/dbseg/performing-privilege-analysis-find-privilege-use.html#GUID-AD683DDB-D345-4702-B1F4-37B79F276B66

NEW QUESTION # 116
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.)

A. 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
B. Only column names from the first SELECT statement in the compound query are recognized
C. Column positions must be used in the ORDER BY clause
D. Each SELECT statement in the compound query can have its own ORDER BY clause
E. Each SELECT statement in the compound query must have its own ORDER BY clause

Answer: B,D

NEW QUESTION # 117
......

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