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| Section | Objectives |
|---|---|
| Understanding Oracle Database Architecture - Oracle Database Instance | - Explain the memory structures (SGA, PGA) - Understand Oracle Database instance management - Describe the background processes |
| Restricting and Sorting Data | - Use the NULL operators (IS NULL, IS NOT NULL) - Use the LIKE and IN operators - Use comparison operators and logical operators (AND, OR, NOT) - Use the WHERE clause to limit retrieved rows - Use the BETWEEN comparator - Sort data using the ORDER BY clause |
| Displaying Data from Multiple Tables Using Joins | - Join a table to itself using self-join - Use CROSS joins - Use OUTER joins (LEFT, RIGHT, FULL) - Describe different types of joins and their features - Use Equijoins and Non-equijoins |
| Managing Users, Roles, and Privileges | - Differentiate system privileges and object privileges - Create and manage roles - Create and manage database user accounts - Grant and revoke privileges |
| Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Managing Schema Objects | - Manage sequences and synonyms - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Create indexes and views - Create and modify tables |
| 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 |
| Using Single-Row Functions to Customize Output | - Use CASE and DECODE for conditional expressions - 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 |
| Introduction to Oracle Database | - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features - Describe Oracle Database instance and memory structures - Explain Oracle Database server architecture |
| Reporting Aggregated Data Using the Group Functions | - Use the HAVING clause to filter grouped data - Use the GROUP BY clause to group data - Describe group functions (AVG, SUM, MIN, MAX, COUNT) |
| 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 |
| Retrieving Data using the SQL SELECT Statement | - Use SQL row functions (character, number, date, conversion, general) - Use the ORDER BY clause - Describe how schema objects work - Use scalar and correlated subqueries - List the capabilities of SQL SELECT statements - Execute a basic SELECT statement |
| Using Subqueries to Solve Queries | - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use scalar subqueries in SQL - Use single-row subqueries with single-row and multiple-row operators - Use subqueries in the WHERE clause and HAVING clause - Define subqueries - Describe the types of subqueries (single-row, multi-row, multiple-column) |
| Using Conversion Functions and Conditional Expressions | - Use nested functions - Apply the NVL, NULLIF, and COALESCE functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use the CAST function for data type conversion |
| Managing Data in Different Time Zones | - Explain the concepts of time zones and daylight savings - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) |
| Managing Oracle Database Instances | - Manage initialization parameter files (SPFILE, PFILE) - View the alert log and access dynamic performance views - Start up and shut down an Oracle Database instance - Use the Automatic Diagnostic Repository (ADR) |
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NEW QUESTION # 37
Examine this command and some partial output:
Why does the DB01.abc.com service show unknown status?
Answer: C
NEW QUESTION # 38
Examine this description of the TRANSACTIONS table:
Which two SQL statements execute successfully? (Choose two.)
SELECT customer_id AS "CUSTOMER-ID", transaction_date AS DATE, amount + 100
Answer: B,C
NEW QUESTION # 39
Which two are true about shrinking a segment online? (Choose two.)
Answer: E,F
Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_3001.htm
NEW QUESTION # 40
In one of your databases, you create a user, HR, and then execute this command:
GRANT CREATE SESSION TO hr WITH ADMIN OPTION;
Which three actions can HR perform? (Choose three.)
Answer: D,E,F
NEW QUESTION # 41
Which statement is true about the INTERSECT operator used in compound queries?
Answer: A
NEW QUESTION # 42
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