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| Section | Objectives |
|---|---|
| Topic 1: Using Subqueries to Solve Queries | - Use scalar subqueries in SQL - Use single-row subqueries with single-row and multiple-row operators - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use subqueries in the WHERE clause and HAVING clause - Describe the types of subqueries (single-row, multi-row, multiple-column) - Define subqueries |
| Topic 2: 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 |
| Topic 3: Using Conversion Functions and Conditional Expressions | - Use the CAST function for data type conversion - Use nested functions - Apply the NVL, NULLIF, and COALESCE functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions |
| Topic 4: Using Single-Row Functions to Customize Output | - Describe various types of functions available in SQL - 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 |
| Topic 5: Displaying Data from Multiple Tables Using Joins | - Use Equijoins and Non-equijoins - Describe different types of joins and their features - Join a table to itself using self-join - Use OUTER joins (LEFT, RIGHT, FULL) - Use CROSS joins |
| Topic 6: Restricting and Sorting Data | - Use the WHERE clause to limit retrieved rows - Use the BETWEEN comparator - Use comparison operators and logical operators (AND, OR, NOT) - Use the NULL operators (IS NULL, IS NOT NULL) - Use the LIKE and IN operators - Sort data using the ORDER BY clause |
| Topic 7: 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 |
| Topic 8: Understanding Oracle Database Architecture - Database Storage Structures | - Create and manage tablespaces - Describe the logical and physical database structures - Describe tablespaces and data files - Manage space in tablespaces |
| Topic 9: Introduction to Oracle Database | - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Describe Oracle Database instance and memory structures - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain database storage structures (data blocks, segments, tablespaces, data files) - Explain Oracle Database server architecture - Describe Oracle Database architecture |
| Topic 10: Working with Oracle Cloud Exadata Express Cloud Service | - Identify the prerequisites for Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Describe the features and benefits of Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console |
| Topic 11: 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 |
| Topic 12: Managing Data in Different Time Zones | - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Explain the concepts of time zones and daylight savings |
| Topic 13: Retrieving Data using the SQL SELECT Statement | - Use SQL row functions (character, number, date, conversion, general) - Describe how schema objects work - Use the ORDER BY clause - Use scalar and correlated subqueries - List the capabilities of SQL SELECT statements - Execute a basic SELECT statement |
| Topic 14: Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Describe the background processes - Explain the memory structures (SGA, PGA) |
| Topic 15: Using the Set Operators | - Use set operators to combine multiple queries into a single query - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) |
| Topic 16: 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 |
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NEW QUESTION # 32
Which two statements are true about views used for viewing tablespace and datafile information? (Choose two.)
Answer: D,E
NEW QUESTION # 33
Which two statements are true about the PMON background process? (Choose two.)
Answer: D,E
Explanation:
Reference:
* Performs process recovery when a user process fails - Cleans up the database buffer cache - Frees resources that are used by the user process * Monitors sessions for idle session timeout
NEW QUESTION # 34
Which three statements are true about inner and outer joins? (Choose three.)
Answer: A,C,E
Explanation:
Reference:
https://www.studytonight.com/dbms/joining-in-sql.php
NEW QUESTION # 35
Examine these SQL statements which execute successfully:
Which two statements are true after execution?
Answer: E
NEW QUESTION # 36
Which three statements are true about dropping and unused columns in an Oracle database? (Choose three.)
Answer: A,B,C
NEW QUESTION # 37
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