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| Section | Objectives |
|---|---|
| Managing Oracle Database Instances | - Use the Automatic Diagnostic Repository (ADR) - View the alert log and access dynamic performance views - Manage initialization parameter files (SPFILE, PFILE) - Start up and shut down an Oracle Database instance |
| Displaying Data from Multiple Tables Using Joins | - Use CROSS joins - Use Equijoins and Non-equijoins - Join a table to itself using self-join - Describe different types of joins and their features - Use OUTER joins (LEFT, RIGHT, FULL) |
| 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 - Identify the prerequisites for Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console |
| Understanding Oracle Database Architecture - Oracle Database Instance | - Explain the memory structures (SGA, PGA) - Understand Oracle Database instance management - Describe the background processes |
| Managing Users, Roles, and Privileges | - Grant and revoke privileges - Create and manage roles - Create and manage database user accounts - Differentiate system privileges and object privileges |
| Using the Set Operators | - Use set operators to combine multiple queries into a single query - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) |
| Using Subqueries to Solve Queries | - Define subqueries - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use single-row subqueries with single-row and multiple-row operators - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use scalar subqueries in SQL - Use subqueries in the WHERE clause and HAVING clause |
| Retrieving Data using the SQL SELECT Statement | - Use scalar and correlated subqueries - Execute a basic SELECT statement - Use the ORDER BY clause - Use SQL row functions (character, number, date, conversion, general) - List the capabilities of SQL SELECT statements - Describe how schema objects work |
| Reporting Aggregated Data Using the Group Functions | - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the HAVING clause to filter grouped data - Use the GROUP BY clause to group data |
| Introduction to Oracle Database | - Explain Oracle Database server architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features - Describe Oracle Database instance and memory structures - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database architecture |
| Understanding Oracle Database Architecture - Database Storage Structures | - Describe the logical and physical database structures - Describe tablespaces and data files - Create and manage tablespaces - Manage space in tablespaces |
| Using Single-Row Functions to Customize Output | - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use CASE and DECODE for conditional expressions - Use character, number, and date functions in SELECT statements - Describe various types of functions available in SQL |
| 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 Schema Objects | - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Create indexes and views - Create and modify tables - Manage sequences and synonyms |
| Restricting and Sorting Data | - Sort data using the ORDER BY clause - Use comparison operators and logical operators (AND, OR, NOT) - Use the LIKE and IN operators - Use the WHERE clause to limit retrieved rows - Use the BETWEEN comparator - Use the NULL operators (IS NULL, IS NOT NULL) |
| Using Conversion Functions and Conditional Expressions | - Use the CAST function for data type conversion - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Apply the NVL, NULLIF, and COALESCE functions - Use nested functions |
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NEW QUESTION # 38
Examine this command:
Which two statements are true? (Choose two.)
Answer: A,C
NEW QUESTION # 39
In one of your databases, user KING is:
1. Not a DBA user
2. An operating system (OS) user
Examine this command and its output:
What must you do so that KING is authenticated by the OS when connecting to the database instance?
Answer: E
NEW QUESTION # 40
Which four statements are true regarding primary and foreign key constraints and the effect they can have on table data? (Choose four.)
Answer: A,B,C,G
NEW QUESTION # 41
Which two statements are true about the rules of precedence for operators? (Choose two.)
Answer: B,E
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B19306_01/server.102/b14200/operators001.htm
NEW QUESTION # 42
Examine the description of the BOOKS_TRANSACTIONS table:
Answer: A,B
Explanation:
E, WHERE borrowed_date = SYSDATE AND transaction_type = 'RM' OR member_id IN ('A101', 'A102');
NEW QUESTION # 43
......
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